The Crystal Programming Language

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🍃 A refreshing programming language for the front-end web.

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

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

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

x86-64 os made in crystal

Ultra quick message queue and streaming server

Simple, efficient job processing for Crystal

Crystal By Example

A static code analysis tool for Crystal

The pragmatic web framework.

Crystal ORM using ActiveRecord pattern with flexible query DSL

📖 Examples of GOF patterns written in Crystal

Minimum High Performance Middleware for Crystal Web Server.

HTTP and REST client for Crystal

Slim-inspired templating language for Crystal

A background task runner for crystal applications supporting periodic (CRON) and manually queued jobs

JWT implementation in Crystal

A modern command line job processor, similar with make command

Thread-safe, persistent, immutable collections for the Crystal language

SHAInet - a pure Crystal machine learning library

A Rails esque web framework with a focus on speed and extensibility for crystal lang

Selenium alternative for Crystal. Browser manipulation without the Java overhead.

Crystal-lang bindings for libui

💨 Writing Fast Crystal 😍 -- Collect Common Crystal idioms.

Simple Telegram bot library for Crystal

Database migration tool written in Crystal

Scientific computing in pure Crystal

Test Unit for the Crystal programming language