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

DISCONTINUED. Building native OSX apps

A modern command line job processor, similar with make command

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

Embedded mruby/Ruby for Crystal

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

Read/Write PNG images in pure Crystal

Give your SQL some love

DSL for creating HTML

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

Web Application Firewall (WAF) Detector

A crystal port of the Ruby Language Toolkit

⭐️ Web frameworks for Crystal, most starred on Github

Simple job scheduler with crontab patterns for Crystal Language.

Future type implementation for Crystal language

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

Monads for Crystal

DISCONTINUED. CPU Raytracer with examples

A statsd client library for Crystal.

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

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

Crystal shard wrapping the rbsec/sslscan utility

A Crystal sequence differencing implementation

Uniformed function call syntax for Crystal Language.

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

:green_heart: Emoji for Crystal

Universally Unique Lexicographically Sortable Identifier (ULID) in Crystal

A Promise Implementation in Crystal

Better JSON::Any for Crystal

Publish and Subscribe for Crystal objects

Graphics engine written in Crystal.

DISCONTINUED. Extensible annotation based serialization/deserialization library

Implementation of the circuit breaker pattern in crystal

useful micro check library for Crystal Language.

Validations for Crystal Objects

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

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

👔 Zero-dependency Crystal shard to validate, generate and format Brazilian burocracias (CPF, CNPJ, CEP)

Write GIF images in pure Crystal

Internationalization shard 🌍

Binary parser for Crystal

syscall interface for Crystal

🚧 State Machine Compiler for Crystal

Deal with money in Crystal

Terminal string styling done right for crystal-lang

Microlibrary to perform ping requests with Crystal Lang

DISCONTINUED. Rails compatible MessageVerifier for Crystal-lang apps

This shard provides facilities for checking whether a constant exists at compile time, and for a variety of different conditional compilation options. Code can be conditionally compiled based on the existence of a constant, version number constraints, or whether an environment variable is set truthy or not.

Daemonize a crystal process.

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

turn integers into the Turkish words for Crystal Language

Compiles all Licenses from project into binary for MIT compliance

REST API for libgphoto2

CLI tool to search and open documentation for Crystal language

Expressive callbacks module for Crystal 🚉

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

Crystal shard for filename sanitization

Small simplistic helper class for executing shell commands in Crystal.

Internationalization library

a tool for retrying code blocks

a simple wrapper for crystal-xml

⌚️ Crystal clear timers

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

Library to generate HTTP ETags

Packet Analysis written in pure Crystal

Implementation of the Observer pattern in crystal

DISCONTINUED. Portable current executable's path

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

Heroku-like random name generator

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

Client for the clamd antivirus server

Crystal library for working with container registries.

A signals/slots library in Crystal

HTLM doc builder for RAML 1.0

Paranoid text spacing in Crystal

A Crystal library for manipulating class-level definitions.

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.

DISCONTINUED. Crystal tool to generate PDF manuals from HTML documentation sites