Crystal Misc

Guardian watches over your files and run assigned tasks.

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

Building native OSX apps

A modern command line job processor, similar with make command

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

An Html parser library for Crystal (like Nokogiri for Ruby)

Give your SQL some love

Read/Write PNG images in pure Crystal

A crystal port of the Ruby Language Toolkit

DSL for creating HTML

Functional programming library for https://github.com/crystal-lang/crystal

Embedded mruby/Ruby for Crystal

Future type implementation for Crystal language

Monads for Crystal

Kreal is a model sharing & RPC library built on and works with Kemal seamlessly.

Simple job scheduler with crontab patterns for Crystal Language.

Web Application Firewall (WAF) Detector

CPU Raytracer with examples

Inflector shard for Crystal. A port of ActiveSupport::Inflector

:arrows_clockwise: Easy to use finite state machine for Crystal classes

Uniformed function call syntax for Crystal Language.

:green_heart: Emoji for Crystal

Graphics engine written in Crystal.

A statsd client library for Crystal.

A Crystal sequence differencing implementation

⭐️ Web frameworks for Crystal, most starred on Github

Better JSON::Any for Crystal

A Promise Implementation in Crystal

Universally Unique Lexicographically Sortable Identifier (ULID) in Crystal

Retriable.cr is a simple DSL to retry failed code blocks

Publish and Subscribe for Crystal objects

Extensible annotation based serialization/deserialization library

No dependency Crystal shard to validate, generate and format Brazilian burocracias such as CPF, CNPJ and CEP

Implementation of the circuit breaker pattern in crystal

Validations for Crystal Objects

Internationalization shard 🌍

Terminal string styling done right for crystal-lang

syscall interface for Crystal

useful micro check library for Crystal Language.

Wiki in crystal, using Markdown and Git, inspired by dokuwiki. Last features to build are pretty hard, if you have some time to help... :)

Write GIF images in pure Crystal

Crystal shard wrapping the rbsec/sslscan utility

Deal with money in Crystal

Binary parser for Crystal

Extends `File` to provide `atomic_write()`.

Microlibrary to perform ping requests with Crystal Lang

🚧 State Machine Compiler for Crystal

Rails compatible MessageVerifier for Crystal-lang apps

Internationalization library

CLI tool to search and open documentation for Crystal language

turn integers into the Turkish words for Crystal Language

Generate and parse m3u8 playlists for HTTP Live Streaming (HLS) in Crystal.

Expressive callbacks module for Crystal 🚉

Small simplistic helper class for executing shell commands in Crystal.

Daemonize a crystal process.

a simple wrapper for crystal-xml

Library to easily convert various time formats to milliseconds and milliseconds to human readable format.

Library to generate HTTP ETags

Heroku-like random name generator

Crystal tools for providing different behaviour at compile-time based on semantic versions

Web API for libgphoto2

a tool for retrying code blocks

Crystal shard for filename sanitization

Implementation of the Observer pattern in crystal

A signals/slots library in Crystal

Packet Analysis written in pure Crystal

Portable current executable's path

Client for the clamd antivirus server

HTLM doc builder for RAML 1.0

A Crystal library for manipulating class-level definitions.

Compiles all Licenses from project into binary for MIT compliance

⌚️ Crystal clear timers

Display images within the terminal using the ITerm2 Inline Images Protocol.

Paranoid text spacing in Crystal

Crystal C bindings for the PortMIDI cross-platform MIDI I/O library

Crystal library for working with container registries.

This implements a port of the Ruby Serf Handler gem -- https://github.com/wyhaines/serf-handler -- as a library that can be used to easily build compiled, distributable handler binaries using the Crystal language.

Crystal tool to generate PDF manuals from HTML documentation sites