Crystal

kemalkemalcr/kemal

A fast, effective, and simple web framework for Crystal, perfect for building web applications and APIs with minimal code.

luckyluckyframework/lucky

A full-featured Crystal web framework that catches bugs at compile-time, runs incredibly fast, and helps you write maintainable code.

amberamberframework/amber

A Crystal web framework for fast, simple, and enjoyable application development with high performance.

OWASP Noirowasp-noir/noir

An AI-powered tool that analyzes source code to discover every endpoint, exposing shadow APIs and mapping the complete attack surface for security testing.

AHK_X11phil294/AHK_X11

A Linux port of AutoHotkey v1.0.24 for X11 systems, enabling automation scripting with hotkeys, hotstrings, and GUIs.

LavinMQ ()cloudamqp/lavinmq

A high-performance, resource-efficient message queue and streaming server implementing AMQP 0-9-1 and MQTT protocols.

shardscrystal-lang/shards

The official dependency manager for the Crystal programming language, handling library installation and versioning.

sidekiq.crmperham/sidekiq.cr

A Crystal port of Sidekiq providing simple, efficient background job processing with high throughput.

amebacrystal-ameba/ameba

A static code analysis tool for Crystal that enforces code style and catches code smells.

crystallineelbywan/crystalline

A Language Server Protocol implementation for Crystal providing code diagnostics, autocompletion, and go-to-definition.

icrcrystal-community/icr

An interactive console (REPL) for the Crystal programming language, similar to IRB for Ruby.

crystal-pgwill/crystal-pg

A native, non-blocking PostgreSQL driver for the Crystal programming language.

martenmartenframework/marten

A pragmatic, batteries-included web framework for Crystal that enables rapid development and full-featured applications.

jennifer.crimdrasil/jennifer.cr

An ActiveRecord pattern ORM for Crystal with a flexible query DSL, validations, relationships, and migrations.

crystal-redisstefanwille/crystal-redis

A full-featured, high-performance Redis client library for the Crystal programming language.

CrSFMLoprypin/crsfml

Crystal bindings for the SFML multimedia library, enabling hardware-accelerated 2D graphics, audio, input, and networking in Crystal applications.

crectoCrecto/crecto

A robust database wrapper and ORM for Crystal, inspired by Elixir's Ecto.

scrycrystal-lang-tools/scry

A language server implementing the Language Server Protocol for Crystal, providing code analysis and editor integration.

crystal-dbcrystal-lang/crystal-db

A unified database API for Crystal that provides a common interface across multiple database drivers.

crystal-patternscrystal-community/crystal-patterns

A collection of Gang of Four (GOF) design patterns implemented in the Crystal programming language.

graniteamberframework/granite

An ORM for Crystal with adapters for PostgreSQL, MySQL, and SQLite.

gripgrip-framework/grip

A fast, modular microframework for building RESTful web applications in Crystal, featuring middleware pipes and Phoenix-like routing.

clearanykeyh/clear

An advanced, expressive ORM built specifically for PostgreSQL in the Crystal programming language.

router.crtbrand/router.cr

A minimal, high-performance middleware for routing in Crystal's built-in HTTP server.

crestmamantoha/crest

A feature-rich HTTP and REST client for the Crystal programming language, inspired by Ruby's RestClient.

mosquitomosquito-cr/mosquito

A generic background job runner for Crystal applications supporting delayed, periodic, and manually queued jobs with Redis storage.

Slangjeromegn/slang

A lightweight, terse templating language for Crystal inspired by Slim syntax.

Athenaathena-framework/athena

A monorepo of reusable, independent components (shards) for building web applications in Crystal.

graphql-crystalziprandom/graphql-crystal

A GraphQL implementation for the Crystal programming language, inspired by graphql-ruby and go-graphql.

jwtcrystal-community/jwt

A comprehensive JSON Web Token (JWT) implementation for the Crystal programming language.

Cadmiumcadmiumcr/cadmium

A comprehensive Natural Language Processing (NLP) library for the Crystal programming language.

oqBlacksmoke16/oq

A performant, portable jq wrapper that consumes and outputs formats like XML and YAML using jq filters.

nephtbrand/neph

A modern command-line job processor for parallel task execution, similar to make.

immutablelucaong/immutable

Efficient, thread-safe immutable data structures (Vector and Map) for the Crystal programming language.

shainetNeuraLegion/shainet

A pure Crystal machine learning library for building and training neural networks with CPU/GPU support and PyTorch compatibility.

spider-gazellespider-gazelle/spider-gazelle

A Rails-inspired web framework for Crystal Lang focused on high performance and extensibility.