Crystal
Crystal is a programming language with friendly syntax, static type checking and modern stdlib. It compiles into efficient, easy-to-distribute native code.
- GitHub: https://github.com/topics/crystal
- Wikipedia: https://en.wikipedia.org/wiki/Crystal_(programming_language)
- Repo: https://github.com/crystal-lang
- Created by: Ary Borenszweig, Juan Wajnerman
- Released: June 2011
- Aliases: crystal-lang, crystallang, crystal-language,
- Last updated: 2026-03-25 00:06:52 UTC
- JSON Representation
https://github.com/confact/sourcemap
A sourcemap parser in crystal using vlq decoding
Last synced: 21 Feb 2025
https://github.com/henrikac/github-repos
A shard that makes it easy to fetch data about specific repositories.
crystal crystal-lang crystal-language
Last synced: 11 Aug 2025
https://github.com/konstantine-v/crisbn
Crystal ISBN library to handle things like checking valid ISBN and generating random ones
books crystal crystal-lang crystal-library isbn-library
Last synced: 28 Apr 2025
https://github.com/limit7412/github_notifications_slack
githubの通知をslackにしまむら
aws-lambda crystal github lambda serverless serverless-framework slack
Last synced: 28 Jan 2026
https://github.com/specbox/specbox-api
Backend API for SpecBox a.k.a. WebSpecimanager / 昆虫標本管理サービスWebSpecimanagerの後継プロジェクトSpecBoxのバックエンドAPI
api auth0 crystal crystal-lang crystal-language lucky lucky-framework
Last synced: 08 Jan 2026
https://github.com/tim0-12432/crystal-tools
small crystal scripts
crystal crystal-lang crystal-scripts
Last synced: 06 Mar 2025
https://github.com/vargalaszlo87/crystal-equivalent-circuit
This is a crystal equivalent circuit in LTSpice.
crystal crystal-equivalent crystal-equivalent-circuit ltspice spice
Last synced: 29 Dec 2025
https://github.com/stephannv/blueprint-docs
Website for Blueprint Crystal shard
Last synced: 30 Mar 2025
https://github.com/fukaoi/crystal-ripple
Ripple blockchain client sdk for crystal
blockchain crystal crystal-language ripple sdk
Last synced: 28 Apr 2025
https://github.com/chris-huxtable/ip_address.cr
Encapsulates IPv4 and IPv6 Addresses and Blocks.
crystal crystal-lang crystal-language ipaddress ipaddresses shards
Last synced: 04 Apr 2025
https://github.com/ctndev-777/beavis_and_butt-head
Beavis and Butt-Head Simulator
crystal crystal-lang crystal-language simple-project
Last synced: 06 Sep 2025
https://github.com/asmundstavdahl/minesweeper
Crystal implementation of the game minesweeper.
Last synced: 17 Aug 2025
https://github.com/geocrystal/crystal-redis-geo-examples
Geo examples for crystal-redis
crystal crystal-redis examples geospatial redis
Last synced: 01 Mar 2025
https://github.com/kukula/toy-robot-crystal
Toy robot simulator test task
crystal crystal-lang crystal-language test-task toy-project toy-robot toy-robot-challenge toy-robot-simulator
Last synced: 30 Mar 2025
https://github.com/akasmatter/krystal
2D engine dealing with crystal deffects
crystal dislocation-dynamics javascript
Last synced: 14 Jun 2025
https://github.com/protoncr/tl_parser
Type Language parser for Crystal
crystal crystal-lang crystal-language mtproto telegram tl type-language
Last synced: 30 Mar 2025
https://github.com/arbaaz/redditcr
API server written in Crystal for my Elm client
crystal crystal-lang crystallang reddit
Last synced: 30 Mar 2025
https://github.com/crystal-ameba/homebrew-ameba
🍺 Homebrew tap for the Ameba linter
Last synced: 02 Mar 2025
https://github.com/pteropackages/ptero.cr
A Pterodactyl API library in Crystal
api crystal crystal-lang pterodactyl pterodactyl-api
Last synced: 30 Mar 2025
https://github.com/bew/lemonade
Lemonbar framework
config crystal framework lemonbar
Last synced: 17 Mar 2025
https://github.com/mjblack/libncurses
NCurses library bindings for Crystal Language
crystal crystal-lang crystal-language ncurses ncurses-library
Last synced: 13 Nov 2025
https://github.com/synsec/crystal-stix2
crystal-stix2 is a STIX 2.1 implementation using Crystal language.
crystal crystal-lang crystal-language cyber-security stix stix2
Last synced: 30 Mar 2025
https://github.com/faustinoaq/amber-saludo
Project example trying to create a plugin for Amber Framework
Last synced: 14 Jun 2025
https://github.com/iamwilliamhames/crystal-vagrant
Crystal lang development environment using Vagrant
crystal crystal-lang crystal-language vagrant vagrant-environments vagrantfile virtualbox
Last synced: 30 Mar 2025
https://github.com/chris-huxtable/digest-plus.cr
Adds common digests to Crystal by wrapping OpenSSL.
crystal crystal-lang crystal-language digest sha256 sha512 shards
Last synced: 11 Oct 2025
https://github.com/sloweax/dchecker
domain availability checker
availability checker cli command-line concurrent crystal domain whois
Last synced: 30 Mar 2025
https://github.com/gokg4/crystal_crypto_http
A simple command line application to check current crypto price using the coingecko api.
crystal crystal-lang crystal-language
Last synced: 05 Sep 2025
https://github.com/homonoidian/permafrost
Permafrost implements a (relatively) fast unordered persistent map, set, bidirectional map for Crystal
crystal hamt hashmap immutable persistent-data-structure
Last synced: 30 Mar 2025
https://github.com/tijn/kelvin
A small library for working with temperatures in Crystal
celcius crystal crystal-lang fahrenheit fahrenheit-to-centigrade kelvin temperature
Last synced: 22 Feb 2025
https://github.com/imran5802/convertamountinbanglaincrystalreport
Using this function you can convert any amount / number to text in Bengali language.
crystal crystal-lang crystal-language crystal-reports crystalreports
Last synced: 30 Mar 2025
https://github.com/hostari/jitsu_client
A crystal lang wrapper over the Jitsu API
Last synced: 06 Oct 2025
https://github.com/ragmaanir/vagt
Crystal validations
crystal validation validation-library
Last synced: 30 Mar 2025
https://github.com/sztheory/espeak
[wip] Crystal wrapper for ‘espeak’ and ‘lame’ with sugar on top to create Text-To-Speech mp3 files
crystal espeak lame mp3 shard text-to-speech tts wrapper
Last synced: 14 Dec 2025
https://github.com/ctorw/crystal-glass
Crystal Glass Themes for websites only
crystal crystal-glass css cystal-theme liquid-glass social website-css websites-theme
Last synced: 07 Oct 2025
https://github.com/ragmaanir/tjeneste
A small web-framework to build rest-apis inspired by hanami.
Last synced: 07 Oct 2025
https://github.com/wasm-outbound-http-examples/crystal
Make HTTP requests from inside WASM in Crystal-lang. Demo and devcontainer.
crystal crystal-js crystal-lang http-client http-request wasm webassembly
Last synced: 30 Mar 2025
https://github.com/eniehack/webmention.cr
[mirror from GitLab] library to find Webmention endpoints from website for Crystal-lang
Last synced: 03 Aug 2025
https://github.com/syeopite/cryyjson
Simple crystal bindings to yyjson https://github.com/ibireme/yyjson
bindings c-bindings crystal json json-parser yyjson
Last synced: 30 Mar 2025
https://github.com/nuccitheboss/nlxd-cr
🚀 A next-generation Crystal shard for interfacing with the LXD API 📡🌐🖥️
api-client containers crystal lxd virtualization
Last synced: 30 Mar 2025
https://github.com/blueq-world/crystal-report-batch-deployment
Use the .net SDK to batch upload reports and update the report login information in the Crystal Report Server.
batch-upload-crystal-report crystal crystal-report csharp update-logon-information-of-the-report
Last synced: 30 Mar 2025
https://github.com/wjhames/crystal-vagrant
Crystal lang development environment using Vagrant
crystal crystal-lang crystal-language vagrant vagrant-environments vagrantfile virtualbox
Last synced: 03 Feb 2026
https://github.com/dragosv/testcontainers-crystal
A lightweight Crystal library for writing tests with throwaway Docker containers
automation crystal crystal-lang crystal-language docker hacktoberfest testing
Last synced: 06 Mar 2026
https://github.com/omkz/swanten-kemal
crystal crystal-language kemal kemalcr
Last synced: 02 Aug 2025
https://github.com/nilsding/crocket
Crystal wrapper for Rocket
crystal demoscene gnu-rocket rocket
Last synced: 08 Oct 2025
https://github.com/heypoom/axi-engine
Axi Engine: Experimental API Backend for the Axi Platform
Last synced: 31 Dec 2025
https://github.com/sarvex/crystal125
Trying to complete 125 projects from in Crystal
crystal crystal-lang crystal-language
Last synced: 30 Mar 2025
https://github.com/traven-b/mymodern
Crystal app lists checked-out and ready-hold books at multiple library websites. Uses CSS selectors, CSP concurrency. Beginner-friendly with mock data and easy inclusion of custom scraping logic.
beginner-friendly book-tracking cli-application concurrency crystal crystal-lang csp css-selectors fibers html-parsing http-client library-tools mock-data modular-design public-libraries web-scraping
Last synced: 23 Aug 2025
https://github.com/yefremov/algorithms-with-crystal
Common programming algorithms written with Crystal
Last synced: 09 Oct 2025
https://github.com/dayvsonlima/steven
💎 The MVC Crystal Framework for Rubyists
Last synced: 10 Apr 2025
https://github.com/hydecr/hyde-blog
Blog extension for Hyde
blog blog-engine crystal extension hyde hyde-extension
Last synced: 26 Oct 2025
https://github.com/hydecr/hyde_template_default
Default template for new Hyde sites
crystal hyde hyde-theme static-site template
Last synced: 17 Mar 2025
https://github.com/radbas/container.cr
DI container for Crystal.
container crystal dependency-injection ioc
Last synced: 14 Jun 2025
https://github.com/bew/mpv-crystal-simple-plugin
A simple MPV C plugin written in crystal
Last synced: 17 Mar 2025
https://github.com/homonoidian/synthax
Synthax is a simple parser synthesizer for Crystal
Last synced: 30 Mar 2025
https://github.com/theguideforyou/documentation
🔥 Documentação de todas as linguagens possíveis na criação de bots para Discord.
bot crystal development discord documentation for guide java javascript language python ruby the x you
Last synced: 30 Mar 2025
https://github.com/kingsleyh/ball
Crystal Ball - super simple crystal version manager for MacOs
Last synced: 11 Oct 2025
https://github.com/dmarshaltu/logstreamtoo.cr
LogStreamTool is a Crystal application for streaming and monitoring logs from Kubernetes pods. It allows you to easily stream logs from a specific pod to your favorite text editor.
crystal crystal-lang crystal-language k8s kubernetes
Last synced: 30 Mar 2025
https://github.com/confact/crystal_xlsx
An Crystal library to write xlsx files with support of styles, custom width and frozen rows.
crystal excel excelwriter xlsx xlsxwriter
Last synced: 30 Mar 2025
https://github.com/grottopress/fella
An expressive HTTP log handler for Crystal
Last synced: 30 Mar 2025
https://github.com/gitoido/sir-imager
crystal docker image-processing kemal kemalcr
Last synced: 06 Apr 2025
https://github.com/lost22git/test-kemal
crystal docker docker-compose kemal sqlite3 static-linking
Last synced: 29 Oct 2025
https://github.com/iowadave/atmega328-power-save-sleep-solved
Achieve the greatest decrease in current consumption while keeping the ability to wake up the controller from an internal timer.
arduino atmega328 crystal interrupt power-save rtc sleep timer
Last synced: 30 Mar 2025
https://github.com/lost22git/puppy.cr
Http Client based on platform http api.
crystal crystal-lang http-client winhttp
Last synced: 30 Jul 2025
https://github.com/grottopress/lena
A low-level API client for Anthropic (Claude AI)
ai anthropic api claude crystal http-client
Last synced: 12 Oct 2025
https://github.com/frankvd/osrs-labs
OSRS xp tracker
crystal oldschool-runescape runescape
Last synced: 30 Mar 2025
https://github.com/yukaii/gitlinker.cr
Portable file permalink generator written in Crystal language. Working with Kakoune out of the box.
command-line crystal crystal-lang git kakoune plugin
Last synced: 14 Jul 2025
https://github.com/ktanaka101/line-notify-api
Client for LINE notifiy API by Crystal.
Last synced: 08 Jul 2025
https://github.com/basheirhassan/businesschart
يعمل فقط مع برنامج - كريستال للمحاسبة والمستودعات
Last synced: 30 Jul 2025
https://github.com/kmilkevych/linecount
A tool to count lines of code in your projects and display the information in a fancy way
crystal lines-of-code project-management statistics
Last synced: 30 Mar 2025
https://github.com/blocknotes/manual-generator
Crystal tool to generate PDF manuals from HTML documentation sites
crystal pdf-manuals wkhtmltopdf
Last synced: 02 May 2025
https://github.com/silasb/crystal-hotwire-turbo-stimulus
crystal hotwire hotwire-turbo stimulus stimulusjs
Last synced: 22 Jan 2026
https://github.com/darkstego/ortools-sat
Crystal Lang bindings for OR-Tools Sat solver
constraint-programming crystal crystal-lang ortools sat-solver
Last synced: 30 Mar 2025
https://github.com/crystalsystems/crystal-v1.0--production
Current production version CRYSTAL v1.0, as of July 19, 2025.
crystal express js mern mit mongodb nodejs open-source react social-network
Last synced: 14 Oct 2025
https://github.com/nilsding/taglib.cr
Some spicy read-only (for now?) Crystal bindings to the C++ TagLib library. There be dragons.
Last synced: 14 Oct 2025
https://github.com/spencerwi/cregularity
A Crystal port of the Regularity gem
crystal crystal-port regex regexp regularity-gem
Last synced: 21 Feb 2025
https://github.com/naqvis/opal
CLI for working with container registries
container-registry crystal crystal-lang crystal-language
Last synced: 30 Jul 2025
https://github.com/rhaeguard/fragments
an experimental torrent client
bencode-parser bittorrent-client crystal
Last synced: 04 Jul 2025
https://github.com/IAmWilliamHames/crystal-vagrant
Crystal lang development environment using Vagrant
crystal crystal-lang crystal-language vagrant vagrant-environments vagrantfile virtualbox
Last synced: 14 Oct 2025
https://github.com/rishavs/kamel
A Basic Kemal app. For learning Crystal + Kemal
Last synced: 26 Feb 2025
https://github.com/arcage/ping.cr
Minimum ping command clone by Crystal langage.
Last synced: 15 Oct 2025
https://github.com/rishavs/crog
A crystal metaparsing library
crystal crystal-language metaparser open-graph opengraph
Last synced: 26 Feb 2025
https://github.com/maxyermayank/crystal-server
Crystal Report Server on AWS using Terraform
amazon-web-services aws aws-ami aws-ec2 crystal crystal-ec2-instances crystal-reports crystal-server devops hashicorp hashicorp-terraform iaac infrastructure-as-code terraform terraform-aws windows
Last synced: 31 Dec 2025