awesome-scala

A curated list of awesome Scala frameworks, libraries and software.

• apache/spark - Apache Spark - A unified analytics engine for large-scale data processing
• scala/scala - Scala 2 compiler and standard library. For bugs, see scala/bug
• lichess-org/lila - ♞ lichess.org: the forever free, adless and open source chess server ♞
• apache/predictionio - PredictionIO, a machine learning server for developers and ML engineers.
• playframework/playframework - Play Framework
• yahoo/CMAK - CMAK is a tool for managing Apache Kafka clusters
• rtyley/bfg-repo-cleaner - Removes large or troublesome blobs like git-filter-branch does, but faster. And written in Scala
• gitbucket/gitbucket - A Git platform powered by Scala with easy installation, high extensibility & GitHub API compatibility
• twitter/finagle - A fault tolerant, protocol-agnostic RPC system
• gatling/gatling - Modern Load Testing as Code
• fpinscala/fpinscala - Code, exercises, answers, and hints to go along with the book "Functional Programming in Scala"
• lampepfl/dotty - The Scala 3 compiler, also known as Dotty.
• sbt/sbt - sbt, the interactive build tool
• scalaz/scalaz - Principled Functional Programming in Scala
• scala-js/scala-js - Scala.js, the Scala to JavaScript compiler
• scala-native/scala-native - Your favorite language gets closer to bare metal.
• microsoft/SynapseML - Simple and Distributed Machine Learning
• zio/zio - ZIO — A type-safe, composable library for async and concurrent programming in Scala
• twitter/scalding - A Scala API for Cascading
• scalanlp/breeze - Breeze is a numerical processing library for Scala.
• milessabin/shapeless - Generic programming for Scala
• chipsalliance/chisel - Chisel: A Modern Hardware Design Language
• TheHive-Project/TheHive - TheHive: a Scalable, Open Source and Free Security Incident Response Platform
• xxf098/shadowsocksr-v2ray-trojan-android - A simple client for Android
• awslabs/deequ - Deequ is a library built on top of Apache Spark for defining "unit tests for data", which measure data quality in large datasets.
• spark-jobserver/spark-jobserver - REST job server for Apache Spark
• twitter/util - Wonderful reusable code from Twitter
• chipsalliance/rocket-chip - Rocket Chip Generator
• lagom/lagom - Reactive Microservices for the JVM
• slick/slick - Slick (Scala Language Integrated Connection Kit) is a modern database query and access library for Scala
• scalatra/scalatra - Tiny Scala high-performance, async web framework, inspired by Sinatra
• scala-exercises/scala-exercises - The easy way to learn Scala.
• com-lihaoyi/Ammonite - Scala Scripting
• spray/spray - A suite of scala libraries for building and consuming RESTful web services on top of Akka: lightweight, asynchronous, non-blocking, actor-based, testable
• spotify/scio - A Scala API for Apache Beam and Google Cloud Dataflow.
• http4s/http4s - A minimal, idiomatic Scala interface for HTTP
• circe/circe - Yet another JSON library for Scala
• twitter/finatra - Fast, testable, Scala services built on TwitterServer and Finagle
• twitter/algebird - Abstract Algebra for Scala
• typelevel/fs2 - Compositional, streaming I/O library for Scala
• softwaremill/elasticmq - In-memory message queue with an Amazon SQS-compatible interface. Runs stand-alone or embedded.
• salesforce/TransmogrifAI - TransmogrifAI (pronounced trăns-mŏgˈrə-fī) is an AutoML library for building modular, reusable, strongly typed machine learning workflows on Apache Spark with minimal hand-tuning
• zio/zio-quill - Compile-time Language Integrated Queries for Scala
• pocorall/scaloid - Scaloid makes your Android code easy to understand and maintain.
• tpolecat/doobie - Functional JDBC layer for Scala.
• coursier/coursier - Pure Scala Artifact Fetching
• sangria-graphql/sangria - Scala GraphQL implementation
• scalameta/metals - Scala language server with rich IDE features 🚀
• datastax/spark-cassandra-connector - DataStax Spark Cassandra Connector
• monix/monix - Asynchronous, Reactive Programming for Scala and Scala.js.
• geekyouth/SZT-bigdata - 深圳地铁大数据客流分析系统🚇🚄🌟
• com-lihaoyi/mill - Your shiny new Java/Scala build tool!
• typelevel/scalacheck - Property-based testing for Scala
• metarank/metarank - A low code Machine Learning personalized ranking service for articles, listings, search results, recommendations that boosts user engagement. A friendly Learn-to-Rank engine
• typelevel/cats-effect - The pure asynchronous runtime for Scala
• typelevel/spire - Powerful new number types and numeric abstractions for Scala.
• foundweekends/giter8 - a command line tool to apply templates defined on GitHub
• sksamuel/elastic4s - Elasticsearch Scala Client - Reactive, Non Blocking, Type Safe, HTTP Client
• fthomas/refined - Refinement types for Scala
• japgolly/scalajs-react - Facebook's React on Scala.JS
• finagle/finch - Scala combinator library for building Finagle HTTP services
• optics-dev/Monocle - Optics library for Scala
• ThoughtWorksInc/Binding.scala - Reactive data-binding for Scala
• sbt/sbt-native-packager - sbt Native Packager
• GravityLabs/goose - Html Content / Article Extractor in Scala - open sourced from Gravity Labs
• almond-sh/almond - A Scala kernel for Jupyter
• typelevel/skunk - A data access library for Scala + Postgres.
• combust/mleap - MLeap: Deploy ML Pipelines to Production
• MightyPirates/OpenComputers - Home of the OpenComputers mod for Minecraft.
• pathikrit/better-files - Simple, safe and intuitive Scala I/O
• json4s/json4s - JSON library
• vkostyukov/scalacaster - Purely Functional Algorithms and Data Structures in Scala
• mauricio/postgresql-async - Async, Netty based, database drivers for PostgreSQL and MySQL written in Scala
• mesos/spark - Lightning-fast cluster computing in Java, Scala and Python.
• akka/alpakka-kafka - Alpakka Kafka connector - Alpakka is a Reactive Enterprise Integration library for Java and Scala, based on Reactive Streams and Akka.
• riscv-boom/riscv-boom - SonicBOOM: The Berkeley Out-of-Order Machine
• pureconfig/pureconfig - A boilerplate-free library for loading configuration files
• filodb/FiloDB - Distributed Prometheus time series database
• joernio/joern - Open-source code analysis platform for C/C++/Java/Binary/Javascript/Python/Kotlin based on code property graphs. Discord https://discord.gg/vv4MH284Hc
• kamon-io/Kamon - Distributed Tracing, Metrics and Context Propagation for applications running on the JVM
• softwaremill/sttp - The Scala HTTP client you always wanted!
• apache/carbondata - High performance data store solution
• scalameta/scalafmt - Code formatter for Scala
• SpinalHDL/SpinalHDL - Scala based HDL
• PkmX/lcamera - A camera app using the new camera2 API in Android Lollipop
• lift/framework - Lift Framework
• scalapb/ScalaPB - Protocol buffer compiler for Scala.
• akka/alpakka - Alpakka is a Reactive Enterprise Integration library for Java and Scala, based on Reactive Streams and Akka.
• twitter/rsc - Experimental Scala compiler focused on compilation speed
• scalikejdbc/scalikejdbc - A tidy SQL-based DB access library for Scala developers. This library naturally wraps JDBC APIs and provides you easy-to-use APIs.
• sbt/sbt-dependency-graph - sbt plugin to create a dependency graph for your project
• softwaremill/macwire - Lightweight and Nonintrusive Scala Dependency Injection Library
• softwaremill/tapir - Declarative, type-safe web endpoints library
• wavesplatform/Waves - ⛓️ Reference Waves Blockchain Node (client) implementation on Scala
• lloydmeta/enumeratum - A type-safe, reflection-free, powerful enumeration implementation for Scala with exhaustive pattern match warnings and helpful integrations.
• tumblr/colossus - I/O and Microservice library for Scala
• lihaoyi/Metascala - A JVM written in Scala
• scala/scala-async - An asynchronous programming facility for Scala
• ACINQ/eclair - A scala implementation of the Lightning Network.
• seveniruby/AppCrawler - 基于appium的app自动遍历工具
• JetBrains/intellij-scala - Scala plugin for IntelliJ IDEA
• scalatest/scalatest - A testing tool for Scala and Java developers
• TheHive-Project/Cortex - Cortex: a Powerful Observable Analysis and Active Response Engine
• jacksu/utils4s - scala、spark使用过程中，各种测试用例以及相关资料整理
• scala-steward-org/scala-steward - 🤖 A bot that helps you keep your Scala projects up-to-date
• outworkers/phantom - Schema safe, type-safe, reactive Scala driver for Cassandra/Datastax Enterprise
• scalameta/scalameta - Library to read, analyze, transform and generate Scala programs
• com-lihaoyi/fastparse - Writing Fast Parsers Fast in Scala
• pauljamescleary/scala-pet-store - An implementation of the java pet store using FP techniques in scala
• wartremover/wartremover - Flexible Scala code linting tool
• scalalandio/chimney - Scala library for boilerplate-free, type-safe data transformations
• lihaoyi/scala.rx - An experimental library for Functional Reactive Programming in Scala
• TheAlgorithms/Scala - All Algorithms implemented in Scala
• scalaj/scalaj-http - Simple scala wrapper for HttpURLConnection. OAuth included.
• spray/spray-json - A lightweight, clean and simple JSON implementation in Scala
• bigdatagenomics/adam - ADAM is a genomics analysis platform with specialized file formats built using Apache Avro, Apache Spark, and Apache Parquet. Apache 2 licensed.
• h2oai/sparkling-water - Sparkling Water provides H2O functionality inside Spark cluster
• typelevel/simulacrum - First class syntax support for type classes in Scala
• eaplatanios/tensorflow_scala - TensorFlow API for the Scala Programming Language
• broadinstitute/cromwell - Scientific workflow engine designed for simplicity & scalability. Trivially transition between one off use cases to massive scale production environments
• typelevel/squants - The Scala API for Quantities, Units of Measure and Dimensional Analysis
• ReactiveX/RxScala - RxScala – Reactive Extensions for Scala – a library for composing asynchronous and event-based programs using observable sequences
• lightbend-labs/scala-logging - Convenient and performant logging library for Scala wrapping SLF4J.
• wzhe06/SparkCTR - CTR prediction model based on spark(LR, GBDT, DNN)
• ghostdogpr/caliban - Functional GraphQL library for Scala
• nscala-time/nscala-time - A new Scala wrapper for Joda Time based on scala-time
• Antox/Antox - Android client for Project Tox - Secure Peer to Peer Messaging
• typelevel/frameless - Expressive types for Spark.
• scalacenter/bloop - Bloop is a build server and CLI tool to compile, test and run Scala fast from any editor or build tool.
• ReactiveMongo/ReactiveMongo - 🍃 Non-blocking, Reactive MongoDB Driver for Scala
• eligosource/eventsourced - A library for building reliable, scalable and distributed event-sourced applications in Scala
• scala/pickling - Fast, customizable, boilerplate-free pickling support for Scala
• spray/sbt-revolver - An SBT plugin for dangerously fast development turnaround in Scala
• tminglei/slick-pg - Slick extensions for PostgreSQL
• mohiva/play-silhouette - Silhouette is an authentication library for Play Framework applications that supports several authentication methods, including OAuth1, OAuth2, OpenID, CAS, 2FA, TOTP, Credentials, Basic Authentication or custom authentication schemes.
• precog/matryoshka - Generalized recursion schemes and traversals for Scala.
• playframework/play-slick - Slick Plugin for Play
• etaty/rediscala - Non-blocking, Reactive Redis driver for Scala (with Sentinel support)
• scodec/scodec - Scala combinator library for working with binary data
• softwaremill/quicklens - Modify deeply nested case class fields
• twitter/scrooge - A Thrift parser/generator
• twitter-archive/ostrich - A stats collector & reporter for Scala servers (deprecated)
• gearpump/gearpump - Lightweight real-time big data streaming engine over Akka
• ThoughtWorksInc/DeepLearning.scala - A simple library for creating complex neural networks
• cb372/scalacache - Simple caching in Scala
• sbt/sbt-jmh - "Trust no one, bench everything." - sbt plugin for JMH (Java Microbenchmark Harness)
• scalacenter/scalafix - Refactoring and linting tool for Scala
• theiterators/akka-http-microservice - Example of http (micro)service in Scala & akka-http
• seratch/AWScala - Using AWS SDK on the Scala REPL
• jdegoes/blueeyes - A lightweight Web 3.0 framework for Scala, featuring a purely asynchronous architecture, extremely high-performance, massive scalability, high usability, and a functional, composable design.
• skinny-framework/skinny-framework - 🚝 "Scala on Rails" - A full-stack web app framework for rapid development in Scala
• etorreborre/specs2 - Software Specifications for Scala
• vegas-viz/Vegas - The missing MatPlotLib for Scala + Spark
• rtimush/sbt-updates - sbt plugin that can check Maven and Ivy repositories for dependency updates
• miguno/kafka-storm-starter - [PROJECT IS NO LONGER MAINTAINED] Code examples that show to integrate Apache Kafka 0.8+ with Apache Storm 0.9+ and Apache Spark Streaming 1.1+, while using Apache Avro as the data serialization format.
• marcuslonnberg/sbt-docker - Create Docker images directly from sbt
• com-lihaoyi/scalatags - ScalaTags is a small XML/HTML construction library for Scala.
• softwaremill/magnolia - Easy, fast, transparent generic derivation of typeclass instances
• sirthias/parboiled2 - A macro-based PEG parser generator for Scala 2.10+
• unfiltered/unfiltered - A toolkit for servicing HTTP requests in Scala
• ruippeixotog/scala-scraper - A Scala library for scraping content from HTML pages
• sksamuel/avro4s - Avro schema generation and serialization / deserialization for Scala
• softwaremill/bootzooka - Simple project to quickly start developing a Scala-based microservice or web application, without the need to write login, user registration etc.
• oleg-py/better-monadic-for - Desugaring scala for without implicit withFilters
• com-lihaoyi/requests-scala - A Scala port of the popular Python Requests HTTP client: flexible, intuitive, and straightforward to use.
• scalastyle/scalastyle - scalastyle
• tototoshi/scala-csv - CSV Reader/Writer for Scala
• com-lihaoyi/upickle - uPickle: a simple, fast, dependency-free JSON & Binary (MessagePack) serialization library for Scala
• ochrons/scalajs-spa-tutorial - Tutorial for creating a simple Single Page Application in ScalaJS
• scallop/scallop - a simple Scala CLI parsing library
• zio/zio-http - A next-generation Scala framework for building scalable, correct, and efficient HTTP clients and servers
• plokhotnyuk/jsoniter-scala - Scala macros for compile-time generation of safe and ultra-fast JSON codecs
• raquo/Laminar - Simple, expressive, and safe UI library for Scala.js
• jwt-scala/jwt-scala - JWT support for Scala. Bonus extensions for Play, Play JSON, Json4s, Circe, uPickle, Spray and Argonaut
• suzaku-io/diode - Scala library for managing immutable application model
• scalafx/scalafx - ScalaFX simplifies creation of JavaFX-based user interfaces in Scala
• chandu0101/sri - Build truly native cross platform (web,ios,android) apps using scalajs and react, react-native ,This project moved to new organization : https://github.com/scalajs-react-interface/sri#sri, new chat room : https://gitter.im/scalajs-react-interface/sri
• shadaj/slinky - Write Scala.js React apps just like you would in ES6
• deanwampler/programming-scala-book-code-examples - The code examples used in Programming Scala, 2nd and 3rd Editions (O'Reilly)
• scala/scala-parser-combinators - simple combinator-based parsing for Scala. formerly part of the Scala standard library, now a separate community-maintained module
• sbt/sbt-release - A release plugin for sbt
• frees-io/freestyle - A cohesive & pragmatic framework of FP centric Scala libraries
• com-lihaoyi/os-lib - OS-Lib is a simple, flexible, high-performance Scala interface to common OS filesystem and subprocess APIs
• wvlet/airframe - Essential Building Blocks for Scala
• bkirwi/decline - A composable command-line parser for Scala.
• scalate/scalate - Scalate is a Scala based template engine which supports HAML, Mustache and JSP, Erb and Velocity style syntaxes.
• dehun/learn-fp - learn-by-doing course/tutorial for functional programming on scala
• scalatron/scalatron - Scalatron, a multi-player programming game in which coders pit bot programs (written in Scala) against each other
• twitter/chill - Scala extensions for the Kryo serialization library
• felixgborrego/simple-docker-ui - Native Docker UI implemented using Scala.js and React - DEPRECATED
• tpolecat/tut - doc/tutorial generator for scala
• hseeberger/akka-http-json - Integrate some of the best JSON libs in Scala with Akka HTTP
• testcontainers/testcontainers-scala - Docker containers for testing in scala
• squeryl/squeryl - A Scala DSL for talking with databases with minimum verbosity and maximum type safety
• fomkin/korolev - Single Page Applications running on the server side.
• stanch/reftree - Automatically generated diagrams and animations for Scala data structures
• LucaCanali/sparkMeasure - This is the development repository for sparkMeasure, a tool for performance troubleshooting of Apache Spark workloads. It simplifies the collection and analysis of Spark task and stage metrics data.
• 7mind/izumi - Productivity-oriented collection of lightweight fancy stuff for Scala toolchain
• YotpoLtd/metorikku - A simplified, lightweight ETL Framework based on Apache Spark
• atnos-org/eff - Eff monad for cats - https://atnos-org.github.io/eff
• typelevel/cats-collections - Data structures for pure functional programming in Scala
• lichess-org/scalachess - Chess API written in scala. Immutable and free of side effects.
• factorie/factorie - FACTORIE is a toolkit for deployable probabilistic modeling, implemented as a software library in Scala. It provides its users with a succinct language for creating relational factor graphs, estimating parameters and performing inference.
• jsuereth/scala-arm - This project aims to be the Scala Incubator project for Automatic-Resource-Management in the scala library
• scala-graph/scala-graph - Graph for Scala is intended to provide basic graph functionality seamlessly fitting into the Scala Collection Library. Like the well known members of scala.collection, Graph for Scala is an in-memory graph library aiming at editing and traversing graphs, finding cycles etc. in a user-friendly way.
• gvolpe/trading - 💱 Trading application written in Scala 3 that showcases an Event-Driven Architecture (EDA) and Functional Programming (FP)
• hyperledger-labs/Scorex - Scorex 2.0 Core
• argonaut-io/argonaut - Purely functional JSON parser and library in scala.
• PurpleKingdomGames/indigo - An FP game engine for Scala.
• densh/scala-offheap - Experimental type-safe off-heap memory for Scala.
• estatico/scala-newtype - NewTypes for Scala with no runtime overhead
• wix-incubator/accord - Accord: A sane validation library for Scala
• nulab/scala-oauth2-provider - OAuth 2.0 server-side implementation written in Scala
• scala-ide/scalariform - Scala source code formatter
• apache/incubator-pekko - Build highly concurrent, distributed, and resilient message-driven applications using Java/Scala
• Stratio/sparta - Real Time Analytics and Data Pipelines based on Spark Streaming
• qubole/sparklens - Qubole Sparklens tool for performance tuning Apache Spark
• playframework/twirl - Twirl is Play's default template engine
• AbsaOSS/spline - Data Lineage Tracking And Visualization Solution
• markwinter/Antox - Scala android client for Project Tox - secure p2p messaging
• scalameter/scalameter - Microbenchmarking and performance regression testing framework for the JVM platform.
• scalapy/scalapy - Use the world of Python from the comfort of Scala!
• com-lihaoyi/sourcecode - Scala library providing "source" metadata to your program, similar to Python's name, C++'s LINE or Ruby's FILE.
• xebia-functional/fetch - Simple & Efficient data access for Scala and Scala.js
• scala-ide/scala-ide - Scala IDE for Eclipse
• guardrail-dev/guardrail - Principled code generation from OpenAPI specifications
• cvogt/cbt - CBT - fun, fast, intuitive, compositional, statically checked builds written in Scala
• paulbutcher/ScalaMock - Native Scala mocking framework
• FasterXML/jackson-module-scala - Add-on module for Jackson (https://github.com/FasterXML/jackson) to support Scala-specific datatypes
• scapegoat-scala/scapegoat - Scala compiler plugin for static code analysis
• rockymadden/stringmetric - 🎯 String metrics and phonetic algorithms for Scala (e.g. Dice/Sorensen, Hamming, Jaccard, Jaro, Jaro-Winkler, Levenshtein, Metaphone, N-Gram, NYSIIS, Overlap, Ratcliff/Obershelp, Refined NYSIIS, Refined Soundex, Soundex, Weighted Levenshtein).
• spark-examples/spark-scala-examples - This project provides Apache Spark SQL, RDD, DataFrame and Dataset examples in Scala language
• fosskers/scalaz-and-cats - Usage examples and benchmarks between Scalaz and Cats (w/ Haskell ground-truth).
• NICTA/scoobi - A Scala productivity framework for Hadoop.
• mpollmeier/gremlin-scala - Scala wrapper for Apache TinkerPop 3 Graph DSL
• foundweekends/conscript - Scala at your command
• xerial/sbt-pack - A sbt plugin for creating distributable Scala packages.
• scala-text/scala_text - Scala学習用テキスト
• jberkel/android-plugin - An sbt plugin for Android development in Scala
• akka-js/akka.js - Akka, for Scala.js
• com-lihaoyi/utest - A simple testing framework for Scala
• outr/scribe - The fastest logging library in the world. Built from scratch in Scala and programmatically configurable.
• dlwh/epic - Archived Epic is a high performance statistical parser written in Scala, along with a framework for building complex structured prediction models.
• gvolpe/pfps-shopping-cart - 🛒 The Shopping Cart application developed in the book "Practical FP in Scala: A hands-on approach"
• spotify/featran - A Scala feature transformation library for data science and machine learning
• com-lihaoyi/cask - Cask: a Scala HTTP micro-framework
• xitrum-framework/xitrum - Async and clustered Scala web framework and HTTP(S) server
• outwatch/outwatch - The Functional and Reactive Web-Frontend Library for Scala.js
• TouK/nussknacker - Low-code tool for automating actions on real time data | Stream processing for the users.
• softwaremill/akka-http-session - Web & mobile client-side akka-http sessions, with optional JWT support
• UdashFramework/udash-core - Scala framework for building beautiful and maintainable web applications.
• spirom/LearningSpark - Scala examples for learning to use Spark
• slouc/concurrency-in-scala-with-ce - Introduction to concepts of asynchronous and concurrent programming in Scala, based on the Cats Effect library.
• scala/scala-java8-compat - A Java 8 compatibility kit for Scala.
• lightbend/mima - A tool for catching binary incompatibility in Scala
• Eliah-Lakhin/papa-carlo - Constructor of incremental parsers in Scala
• stripe/rainier - Bayesian inference in Scala.
• typelevel/jawn - Jawn is for parsing jay-sawn (JSON)
• whisklabs/docker-it-scala - Docker integration testing kit with Scala
• dispatch/reboot - Scala wrapper for the Java AsyncHttpClient.
• pathikrit/scalgos - algorithms in scala
• vmunier/play-scalajs.g8 - Giter8 template to get started with Play and Scala.js.
• akka/akka-grpc - Akka gRPC
• mbonaci/scala - Scala reference (as seen by Java developer)
• kaitai-io/kaitai_struct_compiler - Kaitai Struct: compiler to translate .ksy => .cpp / .cs / .dot / .go / .java / .js / .lua / .nim / .php / .pm / .py / .rb
• erikvanoosten/metrics-scala - The scala API for Dropwizard's Metrics.
• zio/zio-prelude - A lightweight, distinctly Scala take on functional abstractions, with tight ZIO integration
• VirtusLab/scala-cli - Scala CLI is a command-line tool to interact with the Scala language. It lets you compile, run, test, and package your Scala code (and more!)
• LEGO/woof - A pure Scala 3 logging library with no reflection
• scoverage/scalac-scoverage-plugin - Scoverage Scala Code Coverage Core Libs
• ReactiveMongo/Play-ReactiveMongo - 🍃 ReactiveMongo plugin for Playframework
• scalacenter/scastie - An interactive playground for Scala
• propensive/fury-old - A new build tool for JVM languages
• marconilanna/REPLesent - A neat little tool to build presentations using the Scala REPL
• iheartradio/play-swagger - Swagger spec generator for play framework
• endpoints4s/endpoints4s - Describe HTTP endpoints in Scala and derive clients, servers, and documentation
• bot4s/telegram - Telegram Bot API Wrapper for Scala
• xerial/larray - Large off-heap arrays and mmap files for Scala and Java
• stripe-archive/brushfire - Distributed decision tree ensemble learning in Scala
• dickwall/subcut - Scala Uniquely Bound Classes Under Traits
• getnelson/nelson - Automated, multi-region container deployment
• vlovgr/ciris - Functional Configurations for Scala
• matthiasn/sse-chat - Chat example app using Server Sent Events plus REST calls. Scala, Play Framework 2.3, AngularJS or React (alternatively).
• typelevel/Laika - Site and E-book Generator and Customizable Text Markup Transformer for sbt, Scala and Scala.js
• zio/zio-json - Fast, secure JSON library with tight ZIO integration.
• typelevel/algebra - Experimental project to lay out basic algebra type classes
• scalameta/munit - Scala testing library with actionable errors and extensible APIs
• crealytics/spark-excel - A Spark plugin for reading and writing Excel files
• lihaoyi/autowire - Macros for simple/safe RPCs between Scala applications, including ScalaJS/ScalaJVM
• alexandrnikitin/bloom-filter-scala - Bloom filter for Scala, the fastest for JVM
• scalameta/mdoc - Typechecked markdown documentation for Scala
• scala/legacy-svn-scala - OBSOLETE, we're over there:
• tek/splain - better implicit errors for scala
• lemastero/scala_typeclassopedia - Abstractions from Category theory with simple description & implementation, links to further resources.
• higherkindness/droste - recursion schemes for cats; to iterate is human, to recurse, divine
• streaming-with-flink/examples-scala - Stream Processing with Apache Flink - Scala Examples
• cakesolutions/scala-kafka-client - Scala helper modules for operating the Apache Kafka client library (0.9.x - 2.1.0)
• tpolecat/atto - friendly little parsers
• jmcardon/tsec - Type-safe general-cryptography library - https://jmcardon.github.io/tsec/
• groupon/sparklint - A tool for monitoring and tuning Spark jobs for efficiency.
• playframework/play-json - The Play JSON library
• twitter/scala_school2 - Scala School 2
• softwaremill/retry - because you should never give up, at least not on the first try
• nrinaudo/kantan.csv - CSV handling library for Scala
• psliwa/idea-composer-plugin - PhpStorm plugin that adds code completion in composer.json file
• jrudolph/pekko-http-scala-js-websocket-chat - An example app that integrates pekko-http and scala-js to implement a websocket chat
• higherkindness/mu-scala - Mu is a purely functional library for building RPC endpoint based services with support for RPC and HTTP/2
• softwaremill/diffx - Pretty diffs for scala case classes
• japgolly/scalacss - Super type-safe CSS for Scala and Scala.JS.
• fun-cqrs/fun-cqrs - Fun.CQRS is a Scala CQRS/ES framework. It provides the basic blocks to build event driven aggregates with Event Sourcing.
• typelevel/mouse - A small companion to cats
• elodina/scala-kafka - Quick up and running using Scala for Apache Kafka
• bitcoin-s/bitcoin-s - Bitcoin Implementation in Scala
• spotify/ratatool - A tool for data sampling, data generation, and data diffing
• typelevel/sbt-tpolecat - scalac options for the enlightened
• scala/scala3-example-project - An example sbt project that compiles using Dotty
• rockthejvm/scala-2-beginners - The official repository for the Rock the JVM Scala 2 for beginners course
• opencypher/morpheus - Morpheus brings the leading graph query language, Cypher, onto the leading distributed processing platform, Spark.
• eed3si9n/scalaxb - scalaxb is an XML data binding tool for Scala.
• doriordan/skuber - A Scala Kubernetes client library
• devsisters/shardcake - Sharding and location transparency for Scala
• typelevel/discipline - Flexible law checking for Scala
• mockito/mockito-scala - Mockito for Scala language
• aselab/scala-activerecord - ActiveRecord-like ORM library for Scala
• notxcain/aecor - Pure functional event sourcing runtime
• mattpap/IScala - Scala backend for IPython
• softwaremill/scala-clippy - Good advice for Scala compiler errors
• scanamo/scanamo - Simpler DynamoDB access for Scala
• scalikejdbc/scalikejdbc-async - ScalikeJDBC Extension: Non-blocking APIs in the JDBC way
• xerial/sbt-sonatype - A sbt plugin for publishing Scala/Java projects to the Maven central.
• softwaremill/kmq - Kafka-based message queue
• brikis98/ping-play - BigPipe streaming for the Play Framework
• riy/degraph - Test and Visualize and Manage Dependencies of classes and packages in JVM Byte Code (think Scala and Java)
• khipu-io/khipu - An enterprise blockchain platform based on Ethereum
• valskalla/odin - Fast & Functional logger in Scala
• typesafehub/zinc - ⛔️ [DEPRECATED] sbt's scala incremental compiler
• arainko/ducktape - Automatic and customizable compile time transformations between similar case classes and sealed traits/enums, essentially a thing that glues your code. Scala 3 only. Or is it duct 🤔
• bytedeco/javacv-examples - Examples of using JavaCV / OpenCV library on Java Virtual Machine
• sbt/zinc - Scala incremental compiler library, originally part of sbt
• profunktor/redis4cats - 🔖 Redis client built on top of Cats Effect, Fs2 and Lettuce
• ing-bank/baker - Orchestrate microservice-based process flows
• lemonlabsuk/scala-uri - Simple scala library for building and parsing URIs
• fwbrasil/activate - Abandoned: Pluggable persistence in Scala
• typelevel/natchez - functional tracing for cats
• scalala/Scalala - Scalala has been superseded by dlwh/breeze. Scalala is a high performance numeric linear algebra library for Scala, with rich Matlab-like operators on vectors and matrices; a library of numerical routines; support for plotting.
• akka/akka-persistence-jdbc - Asynchronously writes journal and snapshot entries to configured JDBC databases so that Akka Actors can recover state
• garyaiki/Scala-Algorithms - Scala translations of Robert Sedgewick's Java Algorthms
• dispatch/classic - [UNSUPPORTED] Dispatch Classic. See dispatch/reboot for the modern Dispatch for Scala 2.11/2.12
• typelevel/cats-tagless - Library of utilities for tagless final encoded algebras
• manub/scalatest-embedded-kafka - A library that provides an in-memory Kafka instance to run your tests against.
• gnieh/diffson - A scala diff/patch library for Json
• fthomas/crjdt - A conflict-free replicated JSON datatype (CRDT) in Scala
• creativescala/doodle - Compositional vector graphics in Scala / Scala.JS
• scaldi/scaldi - Lightweight Scala Dependency Injection Library
• scala-hamsters/hamsters - A mini Scala utility library
• jonifreeman/sqltyped - Embedding SQL as an external DSL into Scala
• tensil-ai/tensil - Open source machine learning accelerators
• lihaoyi/Scalatex - Programmable, Typesafe Document Generation
• scala/scala-xml - The standard Scala XML library
• softwaremill/supler - Rapid Form Development library. Use your favourite JS frontend & Scala backend frameworks.
• scala-labs/scala-labs - A collection of hands-on programming exercises aimed at teaching you to program in Scala
• scala-js/scala-js-dom - Statically typed DOM API for Scala.js
• Iltotore/iron - Strong type constraints for Scala
• spotify/big-data-rosetta-code - Code snippets for solving common big data problems in various platforms. Inspired by Rosetta Code
• alexarchambault/case-app - Type-level & seamless command-line argument parsing for Scala
• simerplaha/SwayDB - Persistent and in-memory key-value storage engine for JVM that scales on a single machine.
• kyleu/boilerplay - Using the latest technology in the Scala ecosystem, Boilerplay is a reactive web application built on Play Framework, ScalaJS, Silhouette, Sangria/GraphQL, and PostgreSQL. It provides a good starting point for whatever you want to build.
• krasserm/streamz - A combinator library for integrating Functional Streams for Scala (FS2), Akka Streams and Apache Camel
• build-server-protocol/build-server-protocol - Protocol for IDEs and build tools to communicate about compile, run, test, debug and more.
• typelevel/CT_from_Programmers.scala - Scala sample code for Bartosz Milewski's CT for Programmers
• codahale/jerkson - [ABANDONED] The Scala applewood bacon to Jackson's chicken breast: JSON cordon bleu.
• scala/scala-dist - sbt project that packages the Scala distribution
• aws/sagemaker-spark - A Spark library for Amazon SageMaker.
• hbase-rdd/hbase-rdd - Spark RDD to read, write and delete from HBase
• fulcrumgenomics/fgbio - Tools for working with genomic and high throughput sequencing data.
• swagger-akka-http/swagger-akka-http - Support for generating Swagger REST API documentation for Akka-Http based services.
• scalaprops/scalaprops - property based testing library for Scala
• disneystreaming/smithy4s - https://disneystreaming.github.io/smithy4s/
• monadless/monadless - Syntactic sugar for monad composition in Scala
• HairyFotr/linter - Static Analysis Compiler Plugin for Scala
• fd4s/fs2-kafka - Functional Kafka Streams for Scala
• non/debox - Fast, deboxed, specialized data structures for Scala
• kailuowang/henkan - A small library for converting between case classes.
• jorgeortiz85/scala-time - A Scala wrapper for Joda Time
• zio/zio-actors - A high-performance, purely-functional library for building, composing, and supervising typed actors based on ZIO
• NET-A-PORTER/scala-uri - Simple scala library for building and parsing URIs
• playforscala/sample-applications - Sample applications that go with the book Play for Scala
• sbt/sbt-scalariform - sbt plugin adding support for source code formatting using Scalariform
• Tenchi2xh/Scurses - Scurses, terminal drawing API for Scala, and Onions, a Scurses framework for easy terminal UI
• hedgehogqa/scala-hedgehog - Release with confidence, state-of-the-art property testing for Scala.
• mashupbots/socko - A Scala web server powered by Netty networking and AKKA processing.
• DanielaSfregola/twitter4s - An asynchronous non-blocking Scala client for both the Twitter Rest and Streaming API
• scalad/LayIM - 基于HTML5 WebSocket的一款IM即时通讯软件，使用Gradle集成了Scala、SpringBoot、Spring MVC、Mybatis、Redis等，前端使用了LayIm框架
• ThoughtWorksInc/Dsl.scala - A framework to create embedded Domain-Specific Languages in Scala
• ghik/silencer - Scala compiler plugin for warning suppression
• ctongfei/nexus - Experimental tensor-typed deep learning
• greencatsoft/scalajs-angular - AngularJS Binding for Scala.js
• albuch/sbt-dependency-check - SBT Plugin for OWASP DependencyCheck. Monitor your dependencies and report if there are any publicly known vulnerabilities (e.g. CVEs). 🌈
• ThoughtWorksInc/each - A macro library that converts native imperative syntax to scalaz's monadic expressions
• BlueBrain/nexus - Blue Brain Nexus - A knowledge graph for data-driven science
• velvia/ScalaStorm - Harness the power and elegance of Scala with nathanmarz's Storm real-time system
• mesosphere/chaos - A lightweight framework for writing REST services in Scala.
• Chymyst/curryhoward - Automatic code generation for Scala functions and expressions via the Curry-Howard isomorphism
• playframework/play-mailer - Play mailer plugin
• nativelibs4java/ScalaCL - ScalaCL - run Scala on your GPU!
• blemale/scaffeine - Thin Scala wrapper for Caffeine (https://github.com/ben-manes/caffeine)
• nbronson/scala-stm - A library-based Software Transactional Memory (STM) for Scala, coupled with transactional sets and maps
• mjakubowski84/parquet4s - Read and write Parquet in Scala. Use Scala classes as schema. No need to start a cluster.
• jaceklaskowski/scalania - Learn Scala by examples
• fogus/baysick - An embedded Insane-specific Language for Scala implementing the BASIC programming language
• foursquare/fsqio - A monorepo that holds all of Foursquare's opensource projects
• com-lihaoyi/acyclic - Acyclic is a Scala compiler plugin to let you prohibit circular dependencies between files
• propensive/contextual - Statically-checked string interpolation in Scala
• theiterators/reactive-microservices - Project showcasing different microservice communication styles using Scala, Akka, Play and other tools from Scala ecosystem
• traneio/arrows - High-performance Arrow and Task in Scala
• jrudolph/json-lenses - A library to query and update JSON data in Scala.
• zalando/grafter - Grafter is a library to configure and wire Scala applications
• twitter-archive/cassie - A Scala client for Cassandra
• tindzk/seed - Build tool for Scala projects
• sorm/sorm - A functional boilerplate-free Scala ORM
• PurpleKingdomGames/tyrian - Elm-inspired Scala UI library.
• chrisokasaki/scads - Scala Algorithms and Data Structures
• altoo-ag/akka-kryo-serialization - Kryo-based serialization for Akka
• alexarchambault/scalacheck-shapeless - Generation of arbitrary case classes / ADTs instances with scalacheck and shapeless
• scalacenter/scala-3-migration-guide - The Scala 3 migration guide for everyone.
• sbt/sbt-fresh - sbt-plugin to create an opinionated fresh sbt project
• codeport/scala - LascoDan(Korea Scala Group) scala study
• cibotech/evilplot - A Scala combinator-based plotting library.
• SpinGo/op-rabbit - The Opinionated RabbitMQ Library for Scala and Akka
• paypal/gimel - Big Data Processing Framework - Unified Data API or SQL on Any Storage
• lihaoyi/workbench - Tooling around scala-js
• sirthias/scala-ssh - Remote shell access via SSH for your Scala applications
• scala/scala-abide - obsolete; visit https://github.com/scalacenter/scalafix instead
• sjrd/scala-js-ts-importer - TypeScript Importer for Scala.js
• scala-ts/scala-ts - 🔧 Scala datamodel transpiler
• ShellRechargeSolutionsEU/akka-rabbitmq - RabbitMq client in Scala and Akka actors
• scalameta/sbt-native-image - Plugin to generate native-image binaries with sbt
• potigol/potigol - Linguagem Potigol - Linguagem de programação funcional moderna para iniciantes - A Functional Programming Language for Beginners
• VladKopanev/zio-saga - Purely Functional Transaction Management In Scala With ZIO
• input-output-hk/mantis - A Scala based client for Ethereum-like Blockchains.
• Azure/azure-event-hubs-spark - Enabling Continuous Data Processing with Apache Spark and Azure Event Hubs
• 47degrees/github4s - A GitHub API wrapper written in Scala
• thatdot/quine - Quine • a streaming graph • https://quine.io • Slack: https://that.re/quine-slack
• playframework/anorm - The Anorm database library
• debasishg/sjson - Scala Json with capabilities for Scala Object Serialization
• zio/zio-sql - Type-safe, composable SQL for ZIO applications
• agourlay/cornichon - Scala DSL for testing HTTP JSON API
• portable-scala/sbt-crossproject - Cross-platform compilation support for sbt.
• dmurvihill/courier - send electronic mail with scala
• OlivierBlanvillain/monadic-html - Tiny DOM binding library for Scala.js
• MAIF/otoroshi - Lightweight api management on top of a modern http reverse proxy
• SandroGrzicic/ScalaBuff - the scala protocol buffers (protobuf) compiler
• nativelibs4java/Scalaxy - Compiler plugin goodies for Scala (continuation of non-OpenCL part of ScalaCL)
• FaKod/neo4j-scala - Scala wrapper for Neo4j Graph Database
• CleverCloud/pulsar4s - Idiomatic, typesafe, and reactive Scala client for Apache Pulsar
• timowest/scalagen - Java to Scala transformation
• com-lihaoyi/fansi - Scala/Scala.js library for manipulating Fancy Ansi colored strings
• Comcast/ip4s - Defines immutable, safe data structures for describing IP addresses, multicast joins, socket addresses and similar IP & network related data types
• peregin/gps-overlay-on-video - Telemetry (GPS) data overlay on videos
• pablosmedina/ckite - CKite - A JVM implementation of the Raft distributed consensus algorithm written in Scala
• spray/twirl - The Play framework Scala template engine, stand-alone and packaged as an SBT plugin
• rockthejvm/spark-essentials - The official repository for the Rock the JVM Spark Essentials with Scala course
• playframework/play-ws - Standalone Play WS, an async HTTP client with fluent API
• playframework/play-scala-rest-api-example - Example Play Scala application showing REST API
• PagerDuty/scheduler - A Scala library for scheduling arbitrary code to run at an arbitrary time.
• alexarchambault/plotly-scala - Scala bindings for plotly.js
• runarorama/scala-machines - A stream processing library for Scala
• concurrent-programming-in-scala/learning-examples - Code examples for the book Learning Concurrent Programming in Scala
• Bayer-Group/cloudformation-template-generator - A type-safe Scala DSL for generating CloudFormation templates
• outr/youi - Next generation user interface and application development in Scala and Scala.js for web, mobile, and desktop.
• raquo/Airstream - State propagation and event streams with mandatory ownership and no glitches
• daizikaikou/learningSpark - 学习spark写的scala代码，工具使用的是IDEA2017.1.6,欢迎star
• zio/zio-config - Easily use and document any config from anywhere in ZIO apps
• linkedin/isolation-forest - A Spark/Scala implementation of the isolation forest unsupervised outlier detection algorithm.
• lihaoyi/workbench-example-app - An example application written in ScalaJS using scala-js-dom and scala-js-workbench
• Sciss/ScalaCollider - A Scala sound synthesis library based on SuperCollider.
• opensourceteams/spark-scala-maven-2.4.0 - Spark2.4.0 学习笔记分享
• debasishg/scala-redis-nb - Implementation of a non blocking Redis client in Scala using Akka IO
• danielkorzekwa/bayes-scala - Bayesian Networks in Scala
• boundary/scalang - Scalang is a scala wrapper that makes it easy to write services that interface with erlang.
• zio/zio-intellij - A companion IntelliJ IDEA plugin for the ZIO library ecosystem.
• scala/collection-strawman - Implementation of the new Scala 2.13 Collections
• rssh/scala-gopher - Implementation of CSP constructions (Communication Sequence Process, i.e. go-like channels) in scala
• heathermiller/progfun-stats - Visualize statistics from the MOOC "Functional Programming Principles in Scala" using Scala!
• com-lihaoyi/PPrint - Pretty-printing value, types and type-signatures in Scala
• nau/jscala - Scala macro that produces JavaScript from Scala code.
• Verizon/quiver - A reasonable library for modeling multi-graphs in Scala
• cloudify/sPDF - Create PDFs from Scala using plain old HTML and CSS. Uses wkhtmltopdf on the back-end which renders HTML using Webkit.
• ThoughtWorksInc/Compute.scala - Scientific computing with N-dimensional arrays
• epfldata/squid - Squid – type-safe metaprogramming and compilation framework for Scala
• creativescala/creative-scala - Quick, graphical, fun introduction to programming in Scala.
• zio/zio-keeper - A ZIO library for building distributed systems
• kenbot/goggles - Pleasant, yet principled Scala optics DSL
• Algomancer/Full-Stack-Scala-Starter - Play 2.5, ScalaJS, Binding.scala starter project.
• zalando-incubator/remora - Kafka consumer lag-checking application for monitoring, written in Scala and Akka HTTP; a wrap around the Kafka consumer group command. Integrations with Cloudwatch and Datadog. Authentication recently added
• tailhq/DynaML - Scala Library/REPL for Machine Learning Research
• SidneyXu/AndroidDemoIn4Languages - Comparison among Java, Groovy, Scala, Kotlin in Android Development.
• scala/scala-collection-compat - makes some Scala 2.13 APIs (primarily collections, also some others) available on 2.11 and 2.12, to aid cross-building
• rockthejvm/scala-at-light-speed - The repository for the free Scala at Light Speed mini-course
• pathikrit/metarest - Scala macros to generate RESTful Models
• playframework/play-scala-websocket-example - Example Play Scala application showing WebSocket use with Akka actors
• input-output-hk/scrypto - Cryptographic primitives for Scala
• sirthias/borer - Efficient CBOR and JSON (de)serialization in Scala
• jto/validation - validation api extracted from play
• avast/scala-server-toolkit - Functional programming toolkit for building server applications in Scala.
• liancheng/scalafix-organize-imports - A CI-friendly Scalafix semantic rule for organizing imports
• EffectOrientedProgramming/book - Effect-Oriented Programming: Creating Reliable Systems with Scala 3 and ZIO 2
• djspiewak/parseback - A Scala implementation of parsing with derivatives
• spirom/spark-streaming-with-kafka - Self-contained examples of Apache Spark streaming integrated with Apache Kafka.
• lightbend/kafka-streams-scala - Thin Scala wrapper around Kafka Streams Java API
• julianpeeters/avrohugger - Generate Scala case class definitions from Avro schemas
• japgolly/scala-graal - Make usage of Graal features easy and safe from Scala. Also features Scala-based React SSR.
• vmunier/sbt-web-scalajs - SBT plugin to use Scala.js along with any sbt-web server.
• stevej/scala-json - Scala JSON toolkit. Originally from the Odersky "Stairway" Book, tightened up and tests added by Twitter, Inc.
• Nycto/Hasher - A small Scala library for easily generating hashes (md5, sha1, sha256, sha512, crc32, bcrypt, hmacs, pbkdf2)
• lastland/scala-forklift - Type-safe data migration tool for Slick, Git and beyond.
• pniederw/expecty - Power assertions (as known from Groovy and Spock) for the Scala language.
• jpzk/mockedstreams - Scala DSL for Unit-Testing Processing Topologies in Kafka Streams
• eligosource/eventsourced-example - A Scala web application demonstrating event-sourcing best practices
• ceedubs/ficus - Scala-friendly companion to Typesafe config - moved to https://github.com/iheartradio/ficus
• zio/zio-nio - A small, unopinionated ZIO interface to NIO.
• slack-scala-client/slack-scala-client - A scala library for interacting with the slack api and real time messaging interface
• mDialog/smoke - Simple, asynchronous HTTP using Scala.
• lunatech-labs/lunatech-scala-2-to-scala3-course - Lunatech course - "Moving forward from Scala 2 to Scala 3"
• DanielaSfregola/random-data-generator - Random generator of test data in Scala based on Scalacheck and Shapeless
• Verizon/knobs - A reasonable configuration library for Scala
• travisbrown/iteratee - Iteratees for Cats
• scalacenter/scaladex - The Scala Package Index
• kubukoz/sup - Composable, purely functional healthchecks in Scala.
• japgolly/nyaya - Random Data Generation and/or Property Testing in Scala & Scala.JS.
• typelevel/paiges - an implementation of Wadler's a prettier printer
• ScalablyTyped/Converter - Typescript to Scala.js converter
• mpilquist/Structures - Functional type classes for Scala
• tkawachi/sbt-doctest - Doctest for scala
• norbert-radyk/spoiwo - Scala POI Wrapper for the spreadsheet generation in Excel:
• jdegoes/functional-scala - The repository for the Functional Scala workshop.
• gvolpe/pfps-examples - 🏮 Standalone examples shown in the book "Practical FP in Scala: A hands-on approach"
• bizreach-inc/play2-hands-on - Play2 + Slick / ScalikeJDBCを使ってWebアプリケーションを作成するハンズオンです。
• jvican/dijon - A Dynamically Typed Scala Json Library
• asdud/Bigdata_project - 电商大数据项目-推荐系统(java和scala语言)
• TomasMikula/libretto - Declarative concurrency and stream processing library for Scala
• stryker-mutator/stryker4s - Mutation testing for Scala
• eryk/squant - SQuant是使用scala语言编写的量化开发工具箱，提供开箱即用的A股股票数据和外汇数据（docker镜像），以及高效的回测框架与交易模块。方便Java/Scala爱好者进行量化投资研究。 QQ群：281599099，微信公众号：Python量化交易实战。对，我已经转python了。。。
• atware/scuruto - An internal knowledge sharing app
• 47degrees/nine-cards-v2 - An Open Source Android Launcher built with Scala on Android
• scala/scala-parallel-collections - Parallel collections standard library module for Scala 2.13+
• monix/minitest - The super light testing library for Scala and Scala.js
• lamdor/scala-koans - The Scala Koans
• jaspervz/todo-http4s-doobie - A sample project of a microservice using http4s, doobie, and circe.
• harrah/browse - A Scala source code browser
• bizzabo/diff - Visually compare Scala data structures with out of the box support for arbitrary case classes.
• typesafehub/scalalogging - Convenient and performant logging in Scala
• qifun/stateless-future - Asynchronous programming in fully featured Scala syntax.
• pepegar/hammock - Purely functional HTTP client
• frees-io/iota - Fast [co]product types with a clean syntax. For Cats & Scalaz.
• sbt/sbt-site - Site generation for sbt
• pelotom/effectful - A syntax for type-safe effectful computations in Scala
• ilya-klyuchnikov/tapl-scala - Code from the book "Types and Programming Languages" in Scala
• hrj/abandon - 😌 Simple and Robust Accounting
• aztek/scala-workflow - Boilerplate-free syntax for computations with effects
• Tapad/sbt-docker-compose - Integrates Docker Compose functionality into sbt
• Ichoran/thyme - Thyme is a microbenchmark utility for Scala. It includes Parsley, a (simple) local profiling tool.
• swoop-inc/spark-alchemy - Collection of open-source Spark tools & frameworks that have made the data engineering and data science teams at Swoop highly productive
• sirthias/swave - A lightweight Reactive Streams Infrastructure Toolkit for Scala.
• scala-blitz/scala-blitz - Scala framework for efficient sequential and data-parallel collections -
• axel22/Ctries - Scala implementation of the Ctrie datastructure.
• zio/zio-protoquill - Quill for Scala 3
• sentenza/PureCSV - A type-safe and boilerplate-free CSV library for Scala
• oyvindberg/tui-scala - Beautiful Text-based User Interfaces for Scala
• Log4s/log4s - High-performance SLF4J wrapper for Scala.
• ShellRechargeSolutionsEU/ocpp - Open Charge Point Protocol
• sbt/sbt-protobuf - sbt plugin for compiling protobuf files
• SETL-Framework/setl - A simple Spark-powered ETL framework that just works 🍺
• rjagerman/glint - Glint: High performance scala parameter server
• augustjune/canoe - Functional Telegram Bot API for Scala
• SystemFw/upperbound - A purely functional rate limiter
• fwbrasil/bond - Type-level validation for Scala
• trace4cats/trace4cats - Distributed app tracing implementation in pure scala using cats-effect
• pathikrit/sauron - Yet another Scala lens macro
• djspiewak/anti-xml - The scala.xml library has some very annoying issues. Time for a clean-room replacement!
• sjrd/scala-js-example-app - Example application built with Scala.js
• leobenkel/ZparkIO - Boiler plate framework to use Spark and ZIO together.
• vinta/albedo - A recommender system for discovering GitHub repos, built with Apache Spark
• linkedin/LiFT - The LinkedIn Fairness Toolkit (LiFT) is a Scala/Spark library that enables the measurement of fairness in large scale machine learning workflows.
• kxbmap/configs - Scala wrapper for Typesafe config
• folone/poi.scala - Excel meets scalaz
• scalameta/sbt-scalafmt - sbt plugin for Scalafmt
• ReactivePlatform/Pragmatic-Scala - Pragmatic Scala 中文版——《Scala实用指南》代码清单（包含 SBT 版本（切到sbt分支））
• mariussoutier/PlayBasics - Example code for my tutorial series about Play Framework 2.x
• MAIF/izanami - Izanami is a shared configuration, feature flipping and A/B testing server well-suited for micro-service architecture implementation.
• josephguan/scala-design-patterns - Design patterns implemented in Scala.
• jdegoes/lambdaconf-2014-introgame - Online material for the Introduction to Functional Game Programming with Scala workshop.
• inca/circumflex - [UNMAINTAINED] Circumflex — lightweight Scala-based Web application framework and ORM
• underscoreio/slickless - Support for shapeless HLists/Generics in Slick.
• storm-enroute/coroutines - Scala coroutines implementation.
• oleg-py/meow-mtl - Next Level MTL for Scala
• KarelCemus/play-redis - Play framework 2 cache plugin as an adapter to redis-server
• zio/zio-akka-cluster - ZIO wrapper for Akka Cluster
• pheymann/typedapi - Build your web API on the type level.
• lucidsoftware/relate - Performant database access in Scala
• chandu0101/scalajs-react-components - Reusable scalajs-react components
• typelevel/cats-effect-testing - Integration between cats-effect and test frameworks
• fthomas/singleton-ops - Operations for primitive and String singleton types
• propensive/kaleidoscope - Statically-checked inline matching on regular expressions in Scala
• sstone/amqp-client - [THIS PROJECT HAS BEEN ARCHIVED AND IS NO LONGER MAINTAINED] Simple fault-tolerant AMQP client written in Scala and based on Akka and the RabbitMQ java client
• scala-records/scala-records - Labeled records for Scala based on structural refinement types and macros.
• justin-db/JustinDB - ⚛️ JustinDB is a highly available globally distributed key-value data store.
• com-lihaoyi/mainargs - A small, convenient, dependency-free library for command-line argument parsing in Scala
• gkossakowski/kentuckymule - Limits of Scala typechecking speed
• tpunder/fm-sbt-s3-resolver - SBT Plugin that adds support for resolving and publishing using Amazon S3
• scalajs-io/nodejs - This project provides Scala.js type-safe bindings for Node.js (current) v8.7.0 and LTS v6.11.4 APIs. The platform supports MEAN (MongoDB, Express, AngularJs, NodeJS), Cassandra, MySQL and many other npm projects.
• delorum/scage - game engine written in Scala
• zio/zio-logging - Powerful logging for ZIO 2.0 applications, with compatibility with many logging backends out-of-the-box.
• scala-exercises/exercises-stdlib - Scala Exercises' lessons for the standard library
• scala-exercises/exercises-scalatutorial - Exercises for the "Functional Programming Principles in Scala", part of the FP in Scala specialized program by EPFL.
• Philippus/sbt-dotenv - ⏺️ Dotenv implementation for Scala sbt builds. Configures environment for local development.
• rockthejvm/scala-2-advanced - The Scala 2 version (old) of the Advanced Scala course
• lightbend-labs/jardiff - A tool for comparing JAR files, including method bodies and Scala 2 pickled signatures
• playframework/play-scala-isolated-slick-example - Example Play Slick Project
• pbassiner/sbt-multi-project-example - sbt multi-project example
• neotypes/neotypes - Scala lightweight, type-safe, asynchronous driver for neo4j
• Livestream/scredis - Non-blocking, ultra-fast Scala Redis client built on top of Akka IO, used in production at Livestream
• Chymyst/chymyst-core - Declarative concurrency in Scala - The implementation of the chemical machine
• typelevel/shapeless-3 - Generic programming for Scala
• spray/spray-can - A low-overhead, high-performance, fully async HTTP 1.1 server and client library implemented entirely in Scala on top of Akka
• spotify/magnolify - A collection of Magnolia add-on modules
• retronym/macrocosm - Exploration of Scala macros
• bwmcadams/hammersmith - Pure asynchronous MongoDB Driver for Scala.
• vasnake/Principles-of-Reactive-Programming - Principles of Reactive Programming, Scala: assignments and other code from Coursera https://class.coursera.org/reactive-002
• tofu-tf/typed-schema - Typelevel http service definition DSL
• schemasafe/troy - Type-safe and Schema-safe Scala wrapper for Cassandra driver
• gothinkster/scala-play-realworld-example-app - Exemplary real world application built with Scala 2.13 & Play
• ca-archived/aeromock - Lightweight mock web application server
• youzan/gatling-dubbo - A gatling plugin for running load tests on Apache Dubbo(https://github.com/apache/incubator-dubbo) and other java ecosystem.
• scala-chart/scala-chart - Scala Chart Library
• Qbeast-io/qbeast-spark - Qbeast-spark: DataSource enabling multi-dimensional indexing and efficient data sampling. Big Data, free from the unnecessary!
• prnicolas/ScalaMl - Project, source code and data files for 1st edition "Scala for Machine Learning"
• lucidsoftware/neo-sbt-scalafmt - Scalafmt SBT plugin
• t3hnar/scala-bcrypt - Scala wrapper for jBcrypt + pom.xml inside
• stripe/dagon - Tools for rewriting and optimizing DAGs (directed-acyclic graphs) in Scala
• mybatis/scala - The Scala version of MyBatis SQL Mapper
• maxpumperla/ScalphaGoZero - An independent implementation of DeepMind's AlphaGoZero in Scala, using Deeplearning4J (DL4J)
• theiterators/kebs - Scala library to eliminate boilerplate
• lihaoyi/Scalite - An experimental whitespace-delimited syntax for the Scala programming language
• coral-streaming/coral - Coral is a real-time analytics and data science platform. It transforms streaming events and extract patterns from data via RESTful APIs. Built on Scala, Akka, Cassandra and Spray.
• sparkling-graph/sparkling-graph - SparklingGraph provides easy to use set of features that will give you ability to proces large scala graphs using Spark and GraphX.
• acrosa/scala-redis - A scala library for connecting to a redis server, or a cluster of redis nodes using consistent hashing on the client side.
• krzemin/octopus - Scala library for boilerplate-free validation
• underscoreio/essential-macros - Examples of simple Scala Macros
• rssh/dotty-cps-async - experimental CPS transformer for dotty
• 51zero/eel-sdk - Big Data Toolkit for the JVM
• zio/zio-direct - Direct-Style Programming for ZIO
• oracle/wookiee - Scala based lightweight service framework using akka and other popular technologies.
• mkotsur/aws-lambda-scala - Writing AWS Lambdas in Scala
• marklister/product-collections - A very simple, strongly typed, scala framework for tabular data. A collection of tuples. A strongly typed scala csv reader and writer. A lightweight idiomatic dataframe / datatable alternative.
• ElAlev/Wayeb - Wayeb is a Complex Event Processing and Forecasting (CEP/F) engine written in Scala.
• davenverse/fuuid - Functional UUID's for Scala
• bplawler/crawler - Scala DSL for web crawling
• regb/scala-game-library - Scala library for cross-platform 2D game development
• Nutomic/ensichat - Project discontinued
• makenowjust-labs/recheck - The trustworthy ReDoS checker
• lihaoyi/hands-on-scala-js - Better documentation for Scala.js
• johanandren/futiles - The missing utils for working with Scala Futures
• svroonland/rezilience - ZIO-native utilities for making resilient distributed systems
• mikeyhu/scaladiagrams - Generate class diagrams from scala source code
• 47degrees/scala-android - Scala on Android Examples
• yawaramin/scala-modules - Experimental implementations of ML-style modules in Scala
• yareally/android-scala-intellij-no-sbt-plugin - Directions on how to create a Scala based project in Intellij IDEA without having to resort to additional plugins or external building that cripples the nice features of the IDE.
• sterglee/scalalab - ScalaLab: Efficient MATLAB like scientific computing for the Java platform with the current Scala 2.13. For Scala 3 the equivalent project is dottylab: https://github.com/sterglee/dottylab
• scalastyle/scalastyle-sbt-plugin - scalastyle-sbt-plugin
• ebowman/api-first-hand - API-First bootstrapping tool for building RESTful web services from a Swagger/OpenAPI spec
• zio/zio-query - Add efficient pipelining, batching, and caching to any data source
• scredis/scredis - Non-blocking, ultra-fast Scala Redis client built on top of Akka IO.
• picnicml/doddle-model - 🍰 doddle-model: machine learning in Scala.
• ingoem/scala-react - Scala.react is a reactive programming library for Scala.
• scala/scala-seed.g8 - Giter8 template for a simple hello world app in Scala.
• japgolly/test-state - Scala Test-State.
• b-studios/scala-effekt - Extensible algebraic effects with handlers
• vagmcs/Optimus - Optimus is a mathematical programming library for Scala.
• leanovate/play-mockws - Mock WS client for Play Framework
• japgolly/clear-config - Scala FP configuration library with a focus on runtime clarity
• finagle/featherbed - Asynchronous Scala HTTP client using Finagle, Shapeless and Cats
• 47degrees/scala-days-android - Official Android app for Scala Days
• Spinoco/fs2-http - Http Server and client using fs2
• parapet-io/parapet - A purely functional library to build distributed and event-driven systems
• makingthematrix/scalaonandroid - A tutorial and examples of how to write Android apps in Scala 2.13 and Scala 3.
• crossroad0201/ddd-on-scala - DDD sample implementation by Scala.
• botkop/scorch - scorch is a deep learning framework in Scala inspired by PyTorch
• typelevel/sbt-typelevel - Let sbt work for you.
• openmole/openmole - Workflow engine for exploration of simulation models using high throughput computing
• mandubian/neurocat - From neural networks to the Category of composable supervised learning algorithms in Scala with compile-time matrix checking based on singleton-types
• peak6/scala-ssh-shell - Your Scala SSH backdoor into the jvm
• evolution-gaming/scala-bootcamp - Scala Bootcamp
• bokeh/bokeh-scala - Scala bindings for Bokeh plotting library
• sbt-jib/sbt-jib - sbt version of sbt jib: https://github.com/GoogleContainerTools/jib
• paradigmatic/Configrity - Simple, immutable and flexible configuration library for scala.
• jasongoodwin/authentikat-jwt - JWT Scala Implementation - Claims based auth for Scala.
• gaelrenoux/tranzactio - ZIO wrapper around Doobie and Anorm.
• erikerlandson/coulomb - coulomb: unit analysis for Scala
• eed3si9n/treehugger - treehugger.scala is a library to code Scala programmatically.
• xored/scala-js-react - ScalaJS interface for Facebook React
• twitter/tormenta - Scala extensions for Storm
• TimWSpence/cats-stm - An STM implementation for Cats Effect
• jesseeichar/scala-io - Repository for work on Scala Standard Library I/O components
• zio/zio-aws - Low level ZIO interface for the full AWS
• sief/play-guard - Play2 module for rate limiting, based on token bucket algorithm
• scapegoat-scala/sbt-scapegoat - sbt plugin for scapegoat scala static analysis plugin
• plokhotnyuk/actors - Evaluation of API and performance of different actor libraries
• circe/circe-derivation - Fast type class instance derivation for Circe
• RazorSh4rk/random-word-api - Simple scala rest api to serve you random words
• mtkopone/scct - Scala Code Coverage Tool
• Kanaka-io/play-monadic-actions - A simple scala DSL to allow clean and monadic style for Play! Actions
• darrenjw/scala-course - Scala for Statistical Computing and Data Science Short Course
• blockchain-unica/blockapi - A general framework for blockchain analytics
• zio/izumi-reflect - TypeTag without scala-reflect. Supports Scala 2 and Scala 3.
• wiringbits/scala-webapp-template - A pragmatic skeleton to build web applications in Scala/Scala.js, including user registration, login, admin portal, and, deployments
• widok/widok - Reactive web framework for the JVM and Scala.js
• SwissBorg/lithium - Lithium - A split-brain resolver for Akka-Cluster
• paypal/cascade - Common Libraries & Patterns for Scala Apps @ PayPal
• dwhjames/datomisca - Datomisca: a Scala API for Datomic
• P7h/Spark-MLlib-Twitter-Sentiment-Analysis - 🌟 ✨ Analyze and visualize Twitter Sentiment on a world map using Spark MLlib
• chucheng92/SwordOffer - 🔥剑指offer题解（Java & Scala实现）
• archivesunleashed/aut - The Archives Unleashed Toolkit is an open-source toolkit for analyzing web archives.
• scalafx/scalafx-ensemble - scalafx ensemble
• julianpeeters/sbt-avrohugger - sbt plugin for generating Scala sources for Apache Avro schemas and protocols.
• jodersky/akka-serial - Reactive serial communication library for Akka and Scala.
• j-mie6/parsley - A fast and modern parser combinator library for Scala
• jleetutorial/scala-spark-tutorial - Project for James' Apache Spark with Scala course
• GravityLabs/HPaste - HBase DSL for Scala with MapReduce support
• Sergey80/scala-samples - There are pieces of scala code that explain Scala syntax and related things - like what you can do with all this
• scalacenter/macros - Archived - Scala Macros
• loicdescotte/pureWebappSample - Minimal http4s + Doobie + ZIO + Circe Scala application to show how to build a purely functional web application in Scala.
• kogecoo/dl4j-examples-scala - [NO LONGER MAINTAINED] a simple scala porting of https://github.com/deeplearning4j/dl4j-examples
• henrikerola/scaladin - Scala API for Vaadin Framework
• heathermiller/spores - Scala Spores, safe mobile closures.
• EmergentOrder/onnx-scala - An ONNX (Open Neural Network eXchange) API and backend for typeful, functional deep learning and classical machine learning in Scala 3
• xxxnell/flex - Probabilistic deep learning for data streams.
• plokhotnyuk/rtree2d - RTree2D is a 2D immutable R-tree for ultra-fast nearest and intersection queries in plane and spherical coordinates
• MemVerge/splash - Splash, a flexible Spark shuffle manager that supports user-defined storage backends for shuffle data storage and exchange
• mDialog/scala-zeromq - Thread-safe ZeroMQ for Scala
• hmil/RosHTTP - Unified Scala.js + Scala HTTP client API
• dwhjames/aws-wrap - Asynchronous Scala Clients for Amazon Web Services
• AnormCypher/AnormCypher - Neo4j Scala library based on Anorm in the Play Framework
• Ahnfelt/react4s - Production ready React wrapper for Scala.js - composable lifecycle - no memoization, no macros, no implicits.
• nivanov/cosplay - 🕹 2D ASCII Game Engine for Scala3
• kitlangton/scala-update - Update your Scala dependencies interactively
• iheartradio/kanaloa - Make your service more resilient by providing protection against traffic oversaturation
• GrahamLea/scala-spring-hibernate-maven-webapp - [ARCHIVED] Code for kickstarting a webapp using Scala + Spring + Hibernate + Maven + Selenium WebDriver PageObject Web Tests
• dwickern/scala-nameof - Get the name of an variable, function, class member, or type as a string--at compile-time!
• CodelyTV/scala-ddd-example - λ🎯 Hexagonal Architecture + DDD + CQRS applied in Scala using Akka HTTP
• Clustering4Ever/Clustering4Ever - C4E, a JVM friendly library written in Scala for both local and distributed (Spark) Clustering.
• ashwinbhaskar/functional-way - Write small programs (eg -algorithms) in a functional way.
• yahoo/maha - A framework for rapid reporting API development; with out of the box support for high cardinality dimension lookups with druid.
• SidneyXu/JGSK - Java,Groovy,Scala,Kotlin 四种语言的特点对比
• sbt/sbt-unidoc - sbt plugin to create a unified Scaladoc or Javadoc API document across multiple subprojects.
• sameersingh/scalaplot - Library to plot graphs using a scala frontend, and various backends such as gnuplot, jfreegraph, matplotlib, etc.
• nafg/slick-migration-api - Schema manipulation dialects and DSL for Slick
• ktonga/reactive-turtle - Scala and Akka for kids. A Functional Programming approach for the well known LOGO.
• hussachai/play-scalajs-showcase - Play+Scala.js Showcase
• zio/zio-schema - Compositional, type-safe schema definitions, which enable auto-derivation of codecs and migrations.
• zalando/beard - A lightweight, logicless templating engine, written in Scala and inspired by Mustache
• sbt/sbt-jni - SBT Plugin to ease working with JNI
• paulgoldbaum/scala-influxdb-client - Asynchronous InfluxDB client for Scala
• guillaumebort/scasm - A a dynamic x86_64 assembler in Scala — Code for the live coding session @ Devoxx france 2016
• foundweekends/pamflet - a publishing application for short texts
• ciren/cilib - Typesafe, purely functional Computational Intelligence
• ashwinbhaskar/scala-to-dotty - Dotty way of writing Scala 2 code
• alephium/alephium - Reference client for Alephium protocol
• softwaremill/scala-common - Tiny independent libraries with a single purpose, often a single class
• scala/scala-swing - Scala wrappers for Java's Swing API for desktop GUIs
• sbt/sbt-jacoco - an sbt plugin for JaCoCo Code Coverage
• MasseGuillaume/ScalaKata - Moved
• eed3si9n/gigahorse - Gigahorse is an HTTP client for Scala with multiple backend support.
• bsadeh/scalastic - scala driver for elasticsearch
• bowler-framework/Bowler - RESTful Web Framework based on Scala, built on top of Scalatra & Scalate
• alexkvak/teamcity-slack - TeamCity Slack plugin
• VladKopanev/cats-saga - Purely Functional Transaction Management In Scala With Cats
• STHSF/TextRank - 基于PageRank的TextRank方法, 可以应用于中文关键词、短语、摘要提取程序，代码使用Scala编写。
• gonmarques/slick-repo - CRUD Repositories for Slick based persistence Scala projects.
• flyway/flyway-sbt - Flyway SBT plugin
• com-lihaoyi/castor - Castor is a lightweight, typed Actor library for Scala and Scala.js
• underscoreio/essential-scala - Source code for Underscore's Essential Scala
• nraychaudhuri/scalainaction - Code examples from scala in action book
• circe/circe-config - Yet another Typesafe config Scala wrapper powered by circe
• 47degrees/scalacheck-toolbox - A helping hand for generating sensible data with ScalaCheck
• kitlangton/zio-app - Quickly create and develop full-stack Scala apps with ZIO and Laminar.
• vert-x3/vertx-lang-scala - Vert.x for Scala
• ohnosequences/sbt-s3-resolver - ☁️Amazon S3-based resolver for sbt
• microsoft/scala_torch - Scala bindings for LibTorch
• zio/zio-cli - Rapidly build powerful command-line applications powered by ZIO
• scala-lms/tutorials - Tutorials on Lightweight Modular Staging
• okumin/akka-persistence-sql-async - A journal and snapshot store plugin for akka-persistence using RDBMS.
• meetuparchive/archery - 2D R-Tree implementation in Scala
• julienrf/scalm - Elm-inspired Scala library for writing web user interfaces
• fthomas/fs2-cron - FS2 streams based on cron expressions
• vmunier/akka-http-scalajs.g8 - Giter8 template to get started with Akka HTTP and Scala.js.
• TyGuS/suslik - Synthesis of Heap-Manipulating Programs from Separation Logic
• scalasummerschool/lectures - Learn Functional Programming in Scala
• lightbend-labs/scala-sculpt - Dependency extraction for Scala codebases, to aid in modularizing
• JohnReedLOL/scala-trace-debug - Macro based print debugging. Locates log statements in your IDE.
• ACINQ/bitcoin-lib - Simple bitcoin library written in Scala
• Thangiee/Freasy-Monad - Easy way to create Free Monad using Scala macros with first-class Intellij support.
• sonar-scala/sonar-scala - A free and open-source SonarQube plugin for static code analysis of Scala projects.
• mmolimar/kukulcan - A REPL for Apache Kafka
• ing-bank/scruid - Scala + Druid: Scruid. A library that allows you to compose queries in Scala, and parse the result back into typesafe classes.
• exercism/scala - Exercism exercises in Scala.
• epfl-lara/ScalaZ3 - DSL in Scala for Constraint Solving with Z3 SMT Solver
• criteo/cuttle - An embedded job scheduler.
• VirtusLab/iskra - Typesafe wrapper for Apache Spark DataFrame API
• typelevel/spotted-leopards - Proof of concept for a cats-like library built using Dotty features
• mwunsch/handlebars.scala - A Scala implementation of the Handlebars templating language (a superset of Mustache).
• lichess-org/lila-ws - Lichess' websocket server
• dyweb/scrala - Unmaintained 🐳 ☕ 🕷️ Scala crawler(spider) framework, inspired by scrapy, created by @gaocegege
• quaich-project/quaich - Scala Serverless Microframework for AWS Lambda, inspired by Amazon's Chalice (https://github.com/awslabs/chalice)
• heroku/heroku-sbt-plugin - An sbt plugin for deploying Heroku Scala applications
• scalawarrior/scalawarrior - Game written in Scala for learning Scala.
• sbt/sbt-boilerplate - sbt plugin for generating scala.Tuple/Function related boilerplate code
• gzoller/ScalaJack - Fast JSON parser/generator for Scala
• fancellu/scalajs-vue - Scala.js bindings for Vue.js and an example application
• chiselverify/chiselverify - A dynamic verification library for Chisel.
• alexarchambault/ammonite-spark - Run spark calculations from Ammonite
• typelevel/otel4s - An OpenTelemetry library for Scala based on Cats-Effect
• lloydmeta/diesel - Boilerplate-free, zero-overhead Tagless Final / typed-final / Finally Tagless DSLs in Scala
• jsuereth/scala-in-depth-source - The source code for the Scala In Depth book.
• ITV/scala-pact - A Scala implementation of CDC using the Pact standard
• davidB/scala-archetype-simple - a simple maven archetype for project in scala
• alonsodomin/cron4s - Cross-platform CRON expression parsing for Scala
• zio/zio-telemetry - ZIO-powered OpenTelemetry library
• zenecture/neuroflow - Artificial Neural Networks for Scala
• scala-jsonapi/scala-jsonapi - Scala support library for integrating the JSON API spec with Spray, Play! or Circe
• scala-ide/scala-ide-play2 - Play 2 support for Scala IDE
• roboscala/sbt-robovm - An sbt plugin for iOS development in Scala
• G-Research/spark-extension - A library that provides useful extensions to Apache Spark and PySpark.
• crobox/clickhouse-scala-client - Clickhouse Scala Client with Reactive Streams support
• bobye/neuron - Scala library for neural networks
• agemooij/sbt-prompt - An SBT plugin for making your SBT prompt more awesome
• nuttycom/xenomorph - Scala library for free applicative schemas capable of parsing/rendering sums-of-products data structures.
• monix/shade - Memcached client for Scala
• debasishg/frdomain-extras - Additional accompaniment to Functional and Reactive Domain Modeling
• chenkelmann/actuarius - A markdown processor for the JVM written in Scala.
• andyglow/scala-jsonschema - Scala JSON Schema
• suzaku-io/suzaku - Suzaku web UI framework for Scala
• sparsetech/pine - Functional HTML5 and XML library for the Scala platform
• sisioh/scala-dddbase - Scala Library for Domain Driven-Design
• magarciaEPFL/scaladotnet - Scala SDK (compiler and standard library) for .NET
• lihaoyi/scala-js-games - Some simple games ported to Scala-Js
• gideondk/Raiku - A non-blocking - Akka IO driven - Riak client for Scala with a cute DSL
• fernandoracca/skeleton - Simple Scala project template
• backuity/clist - Command Line Interface Scala Toolkit
• stephentu/scala-sql-parser - SQL parser written using Scala's parser combinator library
• shadaj/scala-native-wasm - Running Scala in WebAssembly through Scala Native
• OndraFiedler/spark-recommender - Scalable recommendation system written in Scala using the Apache Spark framework
• lolgab/snunit - Scala Native HTTP server based on NGINX Unit
• krasserm/akka-stream-eventsourcing - Event sourcing for Akka Streams
• ekrich/sconfig - Scala configuration library supporting HOCON for Scala, Java, Scala.js, and Scala Native
• Colisweb/scala-opentracing - A tracing library for Cats and Http4s, tailored for Opentracing tracers like Datadog and Jaeger
• bioscala/bioscala - Bioinformatics for the Scala programming language
• aishfenton/Argus - Builds models from JSON Schemas
• spaced/scala-js-d3 - d3 facade types for Scala.js
• scullxbones/akka-persistence-mongo - Implementation of akka-persistence storage plugins for mongodb
• scoverage/sbt-coveralls - sbt-plugin to upload sbt-scoverage reports to coveralls
• scala/scala-collection-contrib - community-contributed additions to the Scala 2.13 collections
• scala-exercises/exercises-cats - Scala Exercises' lessons for the Cats library
• PaytmLabs/akka-batteries - Utilities for Akka cluster in production
• lloydmeta/schwatcher - File-watching library for Scala. Built on Java 7's WatchService, RxScala and Akka actors.
• johnynek/inliner - scala macros to inline idiomatic scala for maximum performance
• hanabix/config-annotation - A refactor-friendly way to use typesafe's config by scala macro annotation
• aloiscochard/scato - An exploration of purely functional library design in Scala.
• vspiewak/twitter-sentiment-analysis - Streaming tweets with spark, language detection & sentiment analysis, dashboard with Kibana
• swagger-api/swagger-scala-module - Swagger support for scala
• softwaremill/ox - Developer-friendly structured concurrency library for the JVM
• scalacenter/scalac-profiling - Implementation of SCP-010.
• polynote/uzhttp - Minimal HTTP server for Scala+ZIO
• longevityframework/longevity - A Persistence Framework for Scala and NoSQL
• Katrix/AckCord - A Discord library for Scala using Akka
• inoio/solrs - An async, non-blocking solr client for java/scala, providing a query interface like SolrJ
• tristanjuricek/knockoff - A Markdown parser + object model in scala
• SmartBackpacker/core - FP Scala Back-end of the Smart Backpacker App
• Orkestra-Tech/orkestra - Functional DevOps with Scala and Kubernetes
• hempalex/scala-impatient - My solutions for "Scala for the Impatient" exercises
• fralken/sbt-swagger-codegen - sbt Plugin for Scala code generation for Swagger specs
• carueda/tscfg - Boilerplate-free, type-safe access to configuration properties in Java and Scala
• scalameta/metabrowse - Static site generator for code search with IDE features for Scala
• openlawteam/openlaw-core - Shared Scala libraries for the OpenLaw project.
• MasseGuillaume/ScalaKata2 - Interactive Playground
• swaldman/sbt-ethereum - An sbt-based solidity / scala development environment, and general command-line power tool, for Ethereum.
• outworkers/morpheus - Reactive type-safe Scala driver for SQL databases
• planet42/Laika - Site and E-book Generator and Customizable Text Markup Transformer for sbt, Scala and Scala.js
• tethys-json/tethys - AST free JSON library for Scala
• sjrd/scala-js-actors - Actor system for Scala.js
• kclay/rethink-scala - Scala Driver for RethinkDB
• 47degrees/fetch - Simple & Efficient data access for Scala and Scala.js
• vigoo/prox - A Scala library for working with system processes
• playframework/scalatestplus-play - ScalaTest + Play
• tpolecat/skunk - A data access library for Scala + Postgres.
• tpolecat/natchez - functional tracing for cats
• fwbrasil/kyo - Algebraic effects for Scala 3
• xuwei-k/sbt-class-diagram - sbt plugin to create a class diagram
• holdenk/spark-validator - A library you can include in your Spark job to validate the counters and perform operations on success. Goal is scala/java/python support.
• chipsalliance/chisel3 - Chisel 3: A Modern Hardware Design Language
• wix/accord - Accord: A sane validation library for Scala
• jrudolph/akka-http-scala-js-websocket-chat - An example app that integrates akka-http and scala-js to implement a websocket chat
• scala/community-build - Scala 2 community build — a corpus of open-source repos built against Scala nightlies
• heroku/sbt-heroku - An sbt plugin for deploying Heroku Scala applications
• pbugnion/s4ds - Code samples for Scala for data science
• gphat/wabisabi - Scala Asynchronous ElasticSearch HTTP Client
• HouzuoGuo/schale - A subprocess interface for Scala
• schmitch/sbt-jib - sbt version of sbt jib: https://github.com/GoogleContainerTools/jib
• rudogma/scala-supertagged - Unboxed (multi-nested-)tagged + unboxed newtypes. Better and much friendlier alternative to AnyVals.
• ua-parser/uap-scala - Scala port of ua-parser
• scalafiddle/scalafiddle-editor - Web user interface for ScalaFiddle
• scalacenter/advisoryboard - Scala Center Advisory Board planning
• kailuowang/mainecoon - Transform and compose tagless final encoded algebras in scala
• btlines/pbdirect - Read/Write Scala objects directly to Protobuf with no .proto file definitions
• scala-ide/scala-worksheet - A Scala IDE plugin for a multi-line REPL (called worksheet)
• scala/jardiff - A tool for comparing JAR files, including method bodies and Scala 2 pickled signatures
• mgonto/factory_pal - A Scala framework for creating objects as test data. Say no to Mocks
• denisrosset/metal - Metal - fast unboxed data structures for Scala
• jcazevedo/moultingyaml - Scala wrapper for SnakeYAML
• neysofu/tyche - Statistics utilities for the JVM - in Scala!
• propensive/fury - A new build tool for JVM languages
• scalan/scalan - Generic framework for development of domain-specific compilers in Scala
• rklaehn/radixtree - A fast and generic immutable radix tree for scala
• bfil/scala-automapper - Hassle-free case class mapping!
• Stratio/khermes - A distributed fake data generator based in Akka.
• gnieh/fs2-data - streaming data parsing and transformation library
• scala/scala-module-dependency-sample - Depend on Scala modules like a pro
• rorygraves/ScalaClean - Full program static analysis for Scala
• JetBrains/intellij-scala-bundle - IntelliJ Scala Bundle - get started with Scala in a single click!
• lendup/fs2-blobstore - Minimal, idiomatic, stream-based Scala interface for key/value store implementations
• tonyskn/coursera-scala - My solutions to Coursera's "Functional Programming in Scala"
• lightbend/scala-logging - Convenient and performant logging library for Scala wrapping SLF4J.
• dream11/zio-http - A scala library to write Http apps.
• lightbend/scala-sculpt - Dependency extraction for Scala codebases, to aid in modularizing
• jvican/sbt-release-early - Opinionated sbt plugin to release your artifacts early, both on merge and via git tag.
• criteo/lolhttp - An HTTP Server and Client library for Scala.
• w11k/scalamodules - ScalaModules is an elegant and intuitive domain specific language for OSGi development written in the Scala programming language.
• takezoe/solr-scala-client - Solr Client for Scala
• dunnololda/scage - game engine written in Scala
• bmc/classutil - Scala-friendly, fast class-finder library (using ASM under the covers)
• KyleU/boilerplay - Using the latest technology in the Scala ecosystem, Boilerplay is a reactive web application built on Play Framework, ScalaJS, Silhouette, Sangria/GraphQL, and PostgreSQL. It provides a good starting point for whatever you want to build.
• DavidGregory084/sbt-tpolecat - scalac options for the enlightened
• NewMotion/akka-rabbitmq - RabbitMq client in Scala and Akka actors
• Tinkoff/typed-schema - Typelevel http service definition DSL
• CyberAgent/aeromock - Lightweight mock web application server
• NewMotion/ocpp - Open Charge Point Protocol
• meetup/archery - 2D R-Tree implementation in Scala
• compstak/KafkaStreams4s - Kafka Streams for Scala. Integrates KafkaStreams with the cats-effect ecosystem
• vivri/Adjective - Programming is an exercise in linguistics; spice-up Scala types with Adjective.
• ornicar/scalex - [abandoned] Hoogle-like documentation search engine, for scala
• mikolak-net/travesty - Diagram- and graph-generating library for Akka Streams
• bmc/grizzled-scala - A general-purpose library of miscellaneous stuff for Scala.
• vigoo/scalafxml - Bridging the gap between scalafx and FXML with generated proxies
• sirthias/scala-benchmarking-template - SBT template project for creating Scala (micro-)benchmarks based on Caliper
• shadaj/scalapy - Use the world of Python from the comfort of Scala!
• 47degrees/sbt-microsites - An sbt plugin to create awesome microsites for your project
• melrief/PureCSV - A type-safe and boilerplate-free CSV library for Scala
• mefellows/sbt-dotenv - Simple Dotenv implementation for Scala SBT Builds. Configures environment for local development.
• politrons/reactiveScala - Example of Features, Reactive and Pure functional programing in Scala
• ornicar/lila - ♞ lichess.org: the forever free, adless and open source chess server ♞
• ornicar/scalachess - Chess API written in scala. Immutable and free of side effects.
• scala-tsi/scala-tsi - Generate typescript interfaces from your scala classes
• rklaehn/abc - Array-based immutable collections for scala
• akisaarinen/rillit - Boilerplate-free Functional Lenses for Scala 2.10
• TinkoffCreditSystems/typed-schema - Typelevel http service definition DSL
• daviddenton/fintrospect - Implement fast, type-safe HTTP webservices for Finagle
• djspiewak/extreme-cleverness - A set of functional collections created, ported and modified for my tak at NE Scala 2011
• runarorama/Malakov - Markov Chains for Scala
• getquill/quill - Compile-time Language Integrated Queries for Scala
• streamxhub/streamx - Make Flink|Spark easier!!! The original intention of StreamX is to make the development of Flink easier. StreamX focuses on the management of development phases and tasks. Our ultimate goal is to build a one-stop big data solution integrating stream processing, batch processing, data warehouse and data laker.
• maxcellent/lamma - Lamma schedule generator for Scala is a professional schedule generation library for periodic schedules like fixed income coupon payment, equity deravitive fixing date generation etc.
• polynote/polynote - A better notebook for Scala (and more)
• potigol/Potigol - Linguagem Potigol - Linguagem de programação funcional moderna para iniciantes - A Functional Programming Language for Beginners
• xdotai/diff - Visually compare Scala data structures with out of the box support for arbitrary case classes.
• reibitto/command-center - A CLI-based launcher and general productivity tool.
• scala-js/scala-js-java-time - Scala.js implementation for java.time in JDK8
• agemooij/riak-scala-client - An easy to use, non-blocking, fast Scala client library for interacting with Riak.
• AtomicScala/atomic-scala-examples - Examples from the book "Atomic Scala" 2nd Edition by Bruce Eckel & Dianne Marsh
• intel-analytics/BigDL - BigDL: Distributed Deep Learning Framework for Apache Spark
• sksamuel/pulsar4s - Idiomatic, typesafe, and reactive Scala client for Apache Pulsar
• travisbrown/type-provider-examples - Macro-based type providers for Scala (examples)
• scala/scala-continuations - the Scala delimited continuations plugin and library