Crystal crystal-lang

Open-source Crystal projects categorized as crystal-lang | Edit details

Top 23 Crystal crystal-lang Projects

  • GitHub repo Mango

    Mango is a self-hosted manga server and web reader

    Project mention: Thanks to this subreddit, I got into self-hosting over the last few months and am slowly adding more and more stuff. This is my current dashboard with all the services I run on a Raspberry Pi 4. | | 2021-06-06
  • GitHub repo Cadmium

    Natural Language Processing (NLP) library for Crystal

  • Scout APM

    Scout APM: A developer's best friend. Try free for 14-days. Scout APM uses tracing logic that ties bottlenecks to source code so you know the exact line of code causing performance issues and can get back to building a great product faster.

  • GitHub repo marionette

    Selenium alternative for Crystal. Browser manipulation without the Java overhead.

    Project mention: Headless Browsers | | 2021-02-14
  • GitHub repo multi-auth

    Standardized multi-provider OAuth authentication

  • GitHub repo celestine

    An SVG library written in Crystal. Can be used to make cool animations, as well as other kinds of uses. (by celestinecr)

    Project mention: Crystal Plotting? | | 2021-01-29

    Hi, I don't use either of them but if you find that neither of them do exactly what you want, I would recommend writing your own plotting library. You can use to build SVGs to make the charts with.

  • GitHub repo praetorian

    A minimalist Crystal authorization system inspired by

  • GitHub repo Jbuilder

    Generate JSON objects with a Builder-style DSL, inspired by jbuilder (by shootingfly)

  • SaaSHub

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

  • GitHub repo tallboy

    Declarative API for drawing unicode/ascii character tables in crystal lang

  • GitHub repo Fluence

    WYSIWYG wiki powered by Crystal, markdown, and Git

  • GitHub repo Crystar

    Crystal language Tar Module implements access to tar archives.

  • GitHub repo

    Dead simple HTML form builder for Crystal with built-in support for many popular UI libraries such as Bootstrap

  • GitHub repo Crystalizer

    (De)serialize any Crystal object - out of the box. Supports JSON, YAML and Byte format.

  • GitHub repo crotest

    A tiny and simple test framework for crystal

  • GitHub repo validator

    :gem: Data validation module for Crystal lang

  • GitHub repo crystal-consul

    Crystal client for Consul (

  • GitHub repo cr-xmpp

    XMPP/Jabber Library for Crystal

  • GitHub repo

    Crystal bindings to the Google brotli compression library

  • GitHub repo clip

    Deserialize CLI parameters to an object, with errors and help management. (by erdnaxeli)

    Project mention: Clip: deserialize CLI parameters to an object, with errors and help management | | 2021-04-12

    Source code: Documentation:

  • GitHub repo playwright-cr

    Crystal version of the Playwright testing and automation library.

  • GitHub repo snappy

    Snappy compression format reader/writer for Crystal (by naqvis)

  • GitHub repo xz

    Crystal bindings to the xz (lzma) compression library

  • GitHub repo

    Easy to use configuration and parser.

  • GitHub repo alea

    Repeatable pseudo-random sampling, CDF over most known probability distributions.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020). The latest post mention was on 2021-06-06.


What are some of the best open-source crystal-lang projects in Crystal? This list will help you:

Project Stars
1 Mango 778
2 Cadmium 177
3 marionette 133
4 multi-auth 93
5 celestine 56
6 praetorian 54
7 Jbuilder 42
8 tallboy 42
9 Fluence 40
10 Crystar 29
11 25
12 Crystalizer 25
13 crotest 23
14 validator 22
15 crystal-consul 16
16 cr-xmpp 15
17 15
18 clip 15
19 playwright-cr 14
20 snappy 14
21 xz 12
22 11
23 alea 10