A full-featured Crystal web framework that catches bugs for you, runs incredibly fast, and helps you write code that lasts.
- crystal
- web
- web-framework
- lucky-framework
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A Crystal web framework that makes building applications fast, simple, and enjoyable. Get started with quick prototyping, less bugs, and blazing fast performance.
- crystal
- web
- cohesive
- efficient
The batteries-included web framework for Crystal.
- crystal
- web
- framework
- http
The microframework for writing powerful web applications.
- grip
- crystal
- web-framework
- websocket
A background task runner for crystal applications supporting periodic (CRON) and manually queued jobs
- crystal
- background-jobs
- fast
- redis
Thread-safe, persistent, immutable collections for the Crystal language
- crystal
- immutable-collections
- vector
- hash
It's like ActionCable (100% compatible with JS Client), but you know, for Crystal
- crystal
- crystal-language
- lucky-framework
- actioncable
Yet another markdown parser, Compliant to CommonMark specification, written in Crystal.
- crystal
- markdown
- commonmark
- gfm
An easy way to install and manage server applications
- installer
- systemd
- openrc
- application
Standardized multi-provider OAuth authentication
- oauth2
- omniauth
- multiauth
- crystal-lang
Simple e-mail sending library
An SVG library written in Crystal. Can be used to make cool animations, as well as other kinds of uses.
- svg
- svg-animation
- crystal
- crystal-lang
FANN (Fast Artifical Neural Network) binding in Crystal
- fann
- neural-network
- machine-learning
- crystal
Email library for Crystal. Testable, adapter-based, and catches bugs for you. Comes with an adapter for SendGrid.
- crystal-lang
- email-sender
- hacktoberfest
File Attachment toolkit for Crystal applications. Heavily inspired by Shrine for Ruby.
- crystal
- fileuploader
- shrine
- orm-adapters
This library protects against typical web attacks. It was inspired in rack-protection Ruby gem.
Cake is a powerful and flexible Make-like utility tool. Make Tasks Great Again!
- crystal
- ruby
- rake
- tasks
(deprecated) see https://github.com/protoncr/tourmaline instead
- crystal
- bot
- telegram-bot
- telegram
CrOTP - One Time Passwords for Crystal
Powerful Session Management for Kemal applications
- kemal
- session
- crystal
- middleware
A blazing fast internationalization (i18n) library for Crystal with compile-time key lookup.
Comprehensive security for Lucky framework
- lucky-framework
- authentication
- security
- crystal
Automated browser tests for web applications. Similar to Ruby's Capybara.
- lucky-framework
- testing-tools
Motion is a framework for building reactive, real-time frontend UI components in your Amber application using pure Crystal that are reusable, testable & encapsulated.
- crystal
- crystal-lang