Discover Scala

< More Languages

Discover the top trending Scala repositories and projects on Github. Explore the latest trends in Scala development.

30 days 90 days All time

delta

An open-source storage framework that enables building a Lakehouse architecture with compute engines including Spark, PrestoDB, Flink, Trino, and Hive and APIs

spark

Apache Spark - A unified analytics engine for large-scale data processing

bfg-repo-cleaner

Removes large or troublesome blobs like git-filter-branch does, but faster. And written in Scala

the-algorithm

Source code for Twitter's Recommendation Algorithm

lila

♞ lichess.org: the forever free, adless and open source chess server ♞

chronon

Chronon is a data platform for serving for AI/ML applications.

kyo

Algebraic effects for Scala 3

openwhisk

Apache OpenWhisk is an open source serverless cloud platform

scalag

Multi-platform GPGPU computations with Scala, seamlessly 🚀

XiangShan

Open-source high-performance RISC-V processor

Vale

Compiler for the Vale programming language - http://vale.dev/

akka

Build highly concurrent, distributed, and resilient message-driven applications on the JVM

joern

Open-source code analysis platform for C/C++/Java/Binary/Javascript/Python/Kotlin based on code property graphs. Discord https://discord.gg/vv4MH284Hc

elasticmq

In-memory message queue with an Amazon SQS-compatible interface. Runs stand-alone or embedded.

flix

The Flix Programming Language

ox

Safe direct style concurrency and resiliency for Scala on the JVM

Raphtory

Raphtory: A Distributed Temporal Graph Processing System

chisel

Chisel: A Modern Hardware Design Language

record4s

Extensible records for Scala

recheck

The trustworthy ReDoS checker

scala-native-binary-template

Template to bootstrap Scala Native CLI projects, uploading platform binaries to Github Releases artifacts

sus4s

A Direct-Style Scala Wrapper Around the Structural Concurrency of Project Loom

neotype

A friendly newtype library for Scala 3

scalajs-scala-cli-vite-template

Scala.js ❤️ Scala CLI ❤️ Vite

besom

Besom - a Pulumi SDK for Scala. Also, incidentally, a broom made of twigs tied round a stick. Brooms and besoms are used for protection, to ward off evil spirits, and cleansing of ritual spaces.

kyuubi

Apache Kyuubi is a distributed and multi-tenant gateway to provide serverless SQL on data warehouses and lakehouses.

chisel-interface

The 'missing header' for Chisel

gatling

Modern Load Testing as Code

Laminar

Simple, expressive, and safe UI library for Scala.js

snowplow

The leader in Next-Generation Customer Data Infrastructure

gears

A strawman for a low-level async library in Scala 3.

LogoRRR

A simple and straightforward log viewer that displays the events of interest in a clear and concise visual manner so that you can identify them faster.

nak

a command line tool and a web app for dealing with nostr entities

enso

Hybrid visual and textual functional programming.

SpinalHDL

Scala based HDL

scala3

The Scala 3 compiler, also known as Dotty.

watchlistarr

Customizable sync of Plex Watchlist to Sonarr/Radarr

deequ

Deequ is a library built on top of Apache Spark for defining "unit tests for data", which measure data quality in large datasets.

zio

ZIO — A type-safe, composable library for async and concurrent programming in Scala

cats-actors

Cats Actors framework for building apps which are reactive. Cats actors uses a conceptual actor model as a higher level abstraction for concurrency.

incubator-pekko

Build highly concurrent, distributed, and resilient message-driven applications using Java/Scala

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

tyrian

Elm-inspired Scala UI library.

incubator-streampark

StreamPark, Make stream processing easier! easy-to-use streaming application development framework and operation platform

gluten

Gluten: Plugin to Double SparkSQL's Performance

riscv-vector

Vector Acceleration IP core for RISC-V*

effekt

A research language with effect handlers and lightweight effect polymorphism

frontend

The Guardian DotCom.

playframework

The Community Maintained High Velocity Web Framework For Java and Scala.

rocket-chip

Rocket Chip Generator

build-server-protocol

Protocol for IDEs and build tools to communicate about compile, run, test, debug and more.

scala-wasm

Experimental WasmGC backend for Scala.js | merging into the upstream Scala.js repo https://github.com/scala-js/scala-js/pull/4988

tapir

Declarative, type-safe web endpoints library

spark-rapids

Spark RAPIDS plugin - accelerate Apache Spark with GPUs

essent

high-performance RTL simulator

intellij-scala

Scala plugin for IntelliJ IDEA

postgresql-to-sqlite

pg2sqlite is easy to use solution to create sqlite database from postgresql dump

sttp

The Scala HTTP client you always wanted!

metals

Scala language server with rich IDE features 🚀

kaitai_struct_compiler

Kaitai Struct: compiler to translate .ksy => .cpp / .cs / .dot / .go / .java / .js / .lua / .nim / .php / .pm / .py / .rb

sbt

sbt, the interactive build tool

quine

Quine • a streaming graph • https://quine.io • Discord: https://discord.gg/GMhd8TE4MR

embedded-kafka

A library that provides an in-memory Kafka instance to run your tests against.

scala-native

Your favorite language gets closer to bare metal.

SZT-bigdata

深圳地铁大数据客流分析系统🚇🚄🌟

NutShell

RISC-V SoC designed by students in UCAS

laminar-shoelace-components

Laminar bindings for Shoelace.js library of web components. Contains a code generator that can be used to generate similar bindings for other libraries.

raise4s

Porting of the Raise DSL from the Arrow Kt Kotlin library

cats-effect

The pure asynchronous runtime for Scala

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.

tyqu

Type-safe Queries

scalameta

Library to read, analyze, transform and generate Scala programs

scalasql

Query SQL databases from Scala via concise, type-safe, and familiar case classes and collection operations. Supports Postgres, MySql, H2, and Sqlite out of the box

http4s

A minimal, idiomatic Scala interface for HTTP

mill

Your shiny new Java/Scala build tool!

chimney

Scala library for boilerplate-free, type-safe data transformations

pureconfig

A boilerplate-free library for loading configuration files

os-lib

OS-Lib is a simple, flexible, high-performance Scala interface to common OS filesystem and subprocess APIs

finagle

A fault tolerant, protocol-agnostic RPC system

delta-sharing

An open protocol for secure data sharing

scala-treesitter-highlighting

This WIP project is a space for exploring the usage of Tree Sitter for in-browser syntax highlighting, made possible by web-tree-sitter bindings, and the ability to compile Tree Sitter Scala parser to WASM.

refined

Refinement types for Scala

scala-steward

🤖 A bot that helps you keep your projects up-to-date

rudder

Rudder is a configuration and security automation platform. Manage your Cloud, hybrid or on-premises infrastructure in a simple, scalable and dynamic way.

live-server-scala-cli-js

java-webauthn-server

Server-side Web Authentication library for Java https://www.w3.org/TR/webauthn/#rp-operations

pdffigures2

Given a scholarly PDF, extract figures, tables, captions, and section titles.

qbeast-spark

Qbeast-spark: DataSource enabling multi-dimensional indexing and efficient data sampling. Big Data, free from the unnecessary!

skunk

A data access library for Scala + Postgres.

zio-schema

Compositional, type-safe schema definitions, which enable auto-derivation of codecs and migrations.

fury

A build tool for Scala

scalafmt

Code formatter for Scala

reachability

Experimental implementation of k-CFA and Pushdown k-CFA with optional Abstract Garbage Collection for LambdaJS and a subset of Scheme programming language

incubator-livy

Apache Livy is an open source REST interface for interacting with Apache Spark from anywhere.

sbt-native-packager

sbt Native Packager

zio-config

Easily use and document any config from anywhere in ZIO apps

SynapseML

Simple and Distributed Machine Learning

LearningSparkV2

This is the github repo for Learning Spark: Lightning-Fast Data Analytics [2nd Edition]

molecule

Molecule translates custom Scala code to database queries for multiple databases.

scalachess

Chess API written in scala. Immutable and free of side effects.

twitter

Scala, Java, Python

apache

Java, HTML, JavaScript

typelevel

Scala, Shell, Nix

scala

Scala, Shell, SCSS

twitter-archive

Scala, Java, JavaScript

akka

Scala, Java, CSS

sbt

Scala, Java, HTML

prisma

TypeScript, JavaScript, Rust

playframework

Scala, Java, CSS

lichess-org

Rust, TypeScript, Scala

zio

Scala, JavaScript, TypeScript

softwaremill

Scala, Java, TypeScript

yahoo

JavaScript, Java, Python

com-lihaoyi

rtyley

Java, Scala, Python

databricks

Python, Scala, HCL

gitbucket

Scala, Shell, Java

guardian

Scala, JavaScript, TypeScript

chipsalliance

Scala, Python, Verilog

delta-io

MDX, Rust, Scala

snowplow

Scala, Shell, Go

enso-org

JavaScript, Rust, TypeScript

lhartikk

JavaScript, Java, Python

gatling

Scala, Java, Kotlin

mesos

Java, Go, Scala