crystal-lang.org

• charset: utf-8
• name: generator content: Jekyll v4.4.1
• property: og:title content: Crystal
• property: og:locale content: en_US
• name: description content: Crystal is a general-purpose, object-oriented programming language. With syntax inspired by Ruby, it’s a compiled language with static type-checking. Types are resolved by an advanced type inference algorithm.
• property: og:description content: Crystal is a general-purpose, object-oriented programming language. With syntax inspired by Ruby, it’s a compiled language with static type-checking. Types are resolved by an advanced type inference algorithm.
• property: og:url content: https://crystal-lang.org/
• property: og:site_name content: The Crystal Programming Language
• property: og:type content: website
• name: twitter:card content: summary
• property: twitter:title content: Crystal
• name: twitter:site content: @CrystalLanguage
• property: og:image content: /assets/banner.webp
• property: twitter:image content: /assets/banner.webp
• content: width=device-width, initial-scale=1.0 name: viewport

• Blog
• Install
• Sponsors
• Community
• Docs
• https://forum.crystal-lang.org/
• http://crystal-lang.org/feed.xml
• Latest release:
• Install
• Getting Started
• https://play.crystal-lang.org/#/cr
• Intro
• Rich stdlib
• Types
• Flow typing
• Concurrency
• C-bindings
• Macros
• Shards
• Language specification
• Check the API docs
• More about the type system
• Read more about concurrency
• Learn how to bind to C libraries
• Read more about Macros
• Read more about Shards
• Crystal talk at FOSDEM 2026
• Community
• #events
• #talk
• #community
• #foss
• #fosdem
• Wind of change (or maybe not)
• #people
• #team
• Crystal Compass
• #Crystal Compass
• #ecosystem
• #Manas.Tech
• Margret Riegert joins the Core Team
• Project
• #core-team
• Crystal Core Team
• Releases
• http://crystal-lang.org/mailto:[email protected]
• http://crystal-lang.org/#success-stories
• LavinMQ: Understanding code to get the best performance
• Crystal: the
• Automating smart buildings with Crystal
• Success stories
• Used in production
• Home
• Sitemap
• Documentation
• Tutorials
• API Docs
• Specification
• Guides
• Media
• Community
• Team
• Events
• Governance
• https://forum.crystal-lang.org
• http://crystal-lang.org/ircs://irc.libera.chat:6697#crystal-lang
• logs
• http://crystal-lang.org/releases/feed.xml
• http://crystal-lang.org/newsletter/feed
• newsletter

• https://github.com/crystal-lang/crystal
• CSP
• nobodywasishere
• https://opencollective.com/crystal-lang
• Crystal Compass
• https://www.84codes.com/
• https://manas.tech/
• https://place.technology/
• Edit on GitHub
• file an issue
• https://discord.gg/YS7YvQy
• https://www.reddit.com/r/crystal_programming/
• web
• https://matrix.to/#/#crystal-lang_crystal:gitter.im
• web
• https://www.youtube.com/@CrystalLanguage
• https://fosstodon.org/@CrystalLanguage
• https://twitter.com/CrystalLanguage
• Apache License, Version 2.0
• Manas

            Domain Name: CRYSTAL-LANG.ORG
Registrar: Gandi SAS
Domain Status: client transfer prohibited
Domain Status: renew period
Registry Expiry Date: 2027-07-10T03:17:30.103Z
Creation Date: 2013-07-10T03:17:30.103Z
Updated Date: 2026-06-05T03:22:31.962Z
Name Server: NS-1135.AWSDNS-13.ORG
Name Server: NS-1799.AWSDNS-32.CO.UK
Name Server: NS-289.AWSDNS-36.COM
Name Server: NS-960.AWSDNS-56.NET
REGISTRAR Contact: Gandi SAS
>>> Last update of RDAP database: 2026-06-08T16:06:29Z         

Teknisk SEO

On-Page SEO

Innehåll och UX