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Open Source Libraries
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Crystal Language
66 Open Source Crystal Language Software Projects
Free and open source crystal language code projects including engines, APIs, generators, and tools.
Jennifer.cr
348 ⭐
Crystal ORM using ActiveRecord pattern with flexible query DSL
Clear
253 ⭐
Advanced ORM between postgreSQL and Crystal
Cadmium
183 ⭐
Natural Language Processing (NLP) library for Crystal
Orion
111 ⭐
A Crystal router
Leafgem
72 ⭐
🌿💎 The humble beginnings of a 2D game engine in Crystal! [in-progress]
Await_async
69 ⭐
Provide await and async methods to Crystal Lang
Gcf.cr
53 ⭐
gcf.cr provides serverless execution and deployment of crystal language code in Google Cloud Functions
Praetorian
54 ⭐
A minimalist Crystal authorization system inspired by https://github.com/varvet/pundit.
Cable Cr Cable
96 ⭐
It's like ActionCable (100% compatible with JS Client), but you know, for Crystal
Crytic
55 ⭐
Mutation testing for crystal.
Speed Comparison
70 ⭐
A repo which compares the speed of different programming languages.
Kemal Vue Chat
33 ⭐
this is experimental repo for Kemal and Vue.js (+ WebSocket)
Monads
43 ⭐
Monads for Crystal
Val Crun
35 ⭐
Crystal Run : shebang wrapper for Crystal
Mpngin
30 ⭐
A simple and fast URL shortener with built in stats.
Mongo_orm
33 ⭐
Mongo ORM: A simple ORM for using MongoDB with the crystal programming language, designed for use with Amber. Based loosely on Granite ORM. Supports Rails-esque models, associations and embedded documents.
Crystar
32 ⭐
Crystal language Tar Module implements access to tar archives.
Geolessel Trello Cli
33 ⭐
It's Trello, but snappy!
Lupincr Lupin
29 ⭐
🐺 All in one Crystal Task Runner.
Crystal Two Factor Auth
24 ⭐
Two Factor Authentication Crystal code implementing the Time-based One-time Password Algorithm
Burocracia.cr
21 ⭐
No dependency Crystal shard to validate, generate and format Brazilian burocracias such as CPF, CNPJ and CEP
Sox
23 ⭐
SOCKS client and server for Crystal
Secp256k1.cr
28 ⭐
a native library implementing secp256k1 purely for the crystal language.
Grottopress Shield
40 ⭐
Comprehensive security for Lucky framework
Epilog
25 ⭐
🏆 Elegant, fancy console logger for Crystal
Vscode Crystal Ameba
25 ⭐
Ameba extension for Visual Studio Code
Cocol
19 ⭐
Rapid blockchain prototyping
Triki
20 ⭐
Mysql, PostgreSQL and SQL dump obfuscator aka anonimizer
Crystal Web Framework Stars
33 ⭐
⭐️ Web frameworks for Crystal, most starred on Github
Git Cleanup Branch
16 ⭐
[Deprecated] Cleanup Git merged branches interactively at both local and remote.
Crystal HTML5
28 ⭐
Crystal implementation of HTML5-Compliant Tokenizer and Parser with XPath & CSS Selector support
Cocoa.cr
17 ⭐
A framework for developing macOS apps with a GUI using Crystal
Subnet
14 ⭐
Crystal library for working with IPv4 and IPv6 addresses
Naqvis Webview
32 ⭐
Crystal bindings to Webview library
Naqvis Snappy
15 ⭐
Snappy compression format reader/writer for Crystal
Annotation.cr
21 ⭐
Crystal annotations
Programming_crystal
17 ⭐
Code from the book: Programming Crystal (PragProg 2017-18)
Shivneri
20 ⭐
Component based MVC web framework based on fort architecture targeting good code structures, modularity & performance.
Uuix
17 ⭐
A tiny (<1KB) and fast UUID (v4) generator for Crystal
Brotli.cr
17 ⭐
Crystal bindings to the Google brotli compression library
Markout
18 ⭐
Markout is an awesome Crystal DSL for HTML
Broken_crystals
16 ⭐
A vulnerable Application in crystal
Lz4.cr
13 ⭐
Crystal bindings to the LZ4 compression library
Atomic_write.cr
11 ⭐
Extends `File` to provide `atomic_write()`.
Retrycr
10 ⭐
Retry blocks of Crystal code
JSONtocr
11 ⭐
🔮 JSON to Crystal JSON Mappings Converter
Crystal Term Prompt
23 ⭐
A beautiful and powerful interactive command line prompt
Rlp.cr
10 ⭐
a native library implementing recursive length prefixes purely for the crystal language.
Nacl
11 ⭐
Crystal bindings to libsodium (WIP)
Mel
27 ⭐
A scalable asynchronous event-driven jobs engine
Ncurses
19 ⭐
Ncurses bindings for Crystal
Cr Xmpp
17 ⭐
XMPP/Jabber Library for Crystal
Grottopress Pond
18 ⭐
Crystal WaitGroups without channels or counters
Sse.cr
14 ⭐
A Crystal shard for Server-Sent Events
Cryplot
12 ⭐
Crystal plotting library powered by gnuplot
Config.cr
13 ⭐
Easy to use configuration and parser.
Xz.cr
12 ⭐
Crystal bindings to the xz (lzma) compression library
Crystal Odbc
11 ⭐
ODBC connector for Crystal
Jennifer_sqlite3_adapter
10 ⭐
SQLite3 adapter for Jennifer ORM
Imdrasil Serializer
9 ⭐
Simple and fast Crystal object serializer
Amber Realworld Example App
10 ⭐
WIP. amber framework realworld example app
Syslog.cr
10 ⭐
Adds syslog functionality to crystal via LibC bindings.
Crypto Mnemonic
9 ⭐
Crystal implementation of wallet mnemonic (compatible with javascript version)
Wasmer Crystal
44 ⭐
WebAssembly runtime for Crystal
Crysda
11 ⭐
Crystal library for Data Analysis, Wrangling, Munging
Crystal Xpath2
10 ⭐
XPath implemenation in Pure Crystal