Discover Crystal

< More Languages

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

30 days 90 days All time

invidious

Invidious is an alternative front-end to YouTube

hetzner-k3s

A CLI tool to create and manage Kubernetes clusters in Hetzner Cloud using the lightweight distribution k3s by Rancher.

crystal

The Crystal Programming Language

lavinmq

Lightweight and fast AMQP (0-9-1) server

nightly.link

Downloads the latest "nightly" build/artifact from a continuous testing workflow

marten

The pragmatic web framework.

noir

♠️ Noir is an attack surface detector form source code.

mint

🍃 A refreshing programming language for the front-end web

AHK_X11

AutoHotkey for Linux (X11-based systems)

kemal

Fast, Effective, Simple Web Framework

amqproxy

An intelligent AMQP proxy, with connection and channel pooling/reusing

zotero-deb

Packaged versions of Zotero and Juris-M for Debian-based systems

awesome-crystal

💎 A collection of awesome Crystal libraries, tools, frameworks and software

lucky

A full-featured Crystal web framework that catches bugs for you, runs incredibly fast, and helps you write code that lasts.

amber

A Crystal web framework that makes building applications fast, simple, and enjoyable. Get started with quick prototyping, less bugs, and blazing fast performance.

castblock

Automatically skip sponsor segments and ads in YouTube videos playing on Chromecast.

marten-turbo

Enhance your Marten app with dynamic updates using Turbo Frames!

docr

Crystal library for Docker Engine API

crest

HTTP and REST client for Crystal

cryomongo

A MongoDB driver written in pure Crystal. ❄️

crystal-db

Common db api for crystal

bam2msa

convert alignment bam to pairwise alignment or multiple sequence alignment (msa) at genome specific region

cr-image

ktistec

Single user ActivityPub (https://www.w3.org/TR/activitypub/) server.

bridge-cli

CLI for Crunchy Bridge

bindata

BinData - Parsing Binary Data in Crystal Lang

Mango

Mango is a self-hosted manga server and web reader

toml.cr

TOML parser for Crystal

shards-info

Source code of https://shards.info/

crystal-pg

a postgres driver for crystal

elasticsearch-cr

Experimental Elasticsearch Client in Crystal.

grpc

Pure-Crystal implementation of gRPC

rtfm

Gnome dash docset documentation reader written in Crystal

tablo

Crystal text table generator

lucky_vite

A Crystal shard to seamlessly integrate Vite with Lucky Framework

prism

A 3D game engine written in crystal

kemal-jwt-auth

Drop-in authentication for Kemal using JWTs

pecr.cr

Partial template rendering for ECR

blueprint

Write HTML in plain Crystal

cride

A light CLI text editor/IDE written in Crystal

timeout.cr

This implements a very simple timeout method for Crystal. Use it to wrap code in a timeout, so that execution of that code can not continue forever.

uuix

A tiny (<1KB) and fast UUID (v4) generator for Crystal

turbo

crystal-vips

Crystal bindings for the libvips image processing library.

flash_container.cr

Simple framework-agnostic flash message container.

watch

Watch your files and run commands on changes from a crystal script

kemal-authorizer

A shard that makes it easy to make specific routes in a Kemal application only accessible to either anonymous, authenticated or authorized users.

sentry

Build/Runs your crystal application, watches files, and rebuilds/restarts app on file changes

nota.cr

Crystal shard for encoding and decoding Douglas Crockford's Nota Message Format

form_object

Form objects decoupled from models.

mochi

Mochi is a authentication shard inspired by devise. Mochi is designed for the Amber framework with support for both Granite & Jennifer ORM's.

kemal-csrf

Add CSRF protection to your Kemal application

kemal_and_jennifer_sample_app

kemal-session

Simple session handler for Kemal

sam.cr

Rake-like task manager

nes.cr

A NES emulator written in Crystal

num.cr

Scientific computing in pure Crystal

AgentC

A CLI powered agent that uses llama.cpp on your system to run models that are gguf

deepl-cli

Simple command line tool for DeepL

xdg_basedir

A simple, spec-compliant crystal interface to the XDG base directories

halite

💎HTTP Requests Client with a chainable REST API, built-in sessions and middlewares.

mercure

Allows easily pushing updates to web browsers and other HTTP clients using the Mercure protocol

xdg.cr

Constants representing the XDG config locations or their standard defaults if not set.

xdg_base_directory

A Crystal implementation of the XDG Base Directory specs

tijolo

Simple and fast keyboard focused IDE written in Crystal and GTK.

dijkstra

Dijkstra's algorithm using a priority queue in Crystal

webdrivers.cr

Manage your Selenium Webdrivers with Crystal

ical_parser.cr

Crystal Shard for parsing and generating info in line with iCalendar Specifications.

http2

HTTP/2 Protocol Implementation for the Crystal Language

secure-remote-password

Crystal implementation of the Secure Remote Password protocol (SRP-6a)

execution_context

grepfile

a alternative for $grep -f A.list B.list which cost too many memory and time

toro

Tree oriented routing

docopt.cr

docopt for crystal-lang

lsquic.cr

Crystal bindings to LiteSpeed QUIC

bushdb

A fast key-value storage library.

zipstream

A command line tool that allows you to easily share files and directories over the network

rss-parser

Crystal utility to parse the xml from an rss 2.0 feed

griffith.cr

Beautiful UI for showing tasks running on the command line.

sox

SOCKS client and server for Crystal

ssh2.cr

libssh2 binding for Crystal language

pluto

A fast and convenient image processing library

micrate

Database migration tool written in Crystal

make-help

Just another one tool for simple and beautiful `make help` command

nginx-prometheus-shiny-exporter

This application collects custom formatted log from nginx via Syslog, counts all the data and exports metrics to Prometheus server.

crsfml

Crystal bindings to SFML multimedia/game library

google

Crystal Lang Google API integration

kakoune.cr

A command-line tool for Kakoune

wallet

asdf-outdated

jwt.cr

A simple JWT implementation in Crystal

tj_lavin

A small wrapper around LavingMQ for job management.

cryMPD

A minimalistic web-based MPD client

llamero

A wrapper shard for llama.cpp that acts as a client to work directly with AI models through llama.cpp from within Crystal applications

plist-cr

kepala

anyolite

Embedded mruby/Ruby for Crystal

kube-client.cr

parsem

Parsec-like parser combinators for Crystal

pars3k

Crystal parser combinator library

crystal-lang

Crystal, Shell, Ruby

iv-org

Python, Crystal, JavaScript

mint-lang

Mint, Crystal, JavaScript

kemalcr

veelenga

Crystal, Ruby, Emacs Lisp

luckyframework

Crystal, HTML, Ruby

amberframework

Crystal, JavaScript, CSS

crystal-community

getmango

Crystal, JavaScript

vitobotta

Shell, Ruby, Dockerfile

oprypin

Python, Crystal, Nim

hendisantika

Java, HTML, Kotlin

hugopl

Crystal, C++, Ruby

ffwff

Python, C, Rust

ysbaddaden

Crystal, Ruby, JavaScript

askn

Crystal, Ruby, Go

retorquere

TypeScript, JavaScript, Crystal

spider-gazelle

Crystal, Python

cloudamqp

Crystal, Java, Ruby

phil294

CoffeeScript, AutoHotkey, CSS

imdrasil

Crystal, Ruby, JavaScript

f

JavaScript, CoffeeScript, HTML

icyleaf

Ruby, Crystal, PHP

amethyst-framework

kostya

Crystal, Ruby, C