News

Let's hack together at OpenSource Global Hack Week!
mverzilli
Community #talk #hackathon #foss #beginner-friendly

Join the Crystal Core Team and our friends at 84codes at Major League Hacking OpenSource Global Hack Week 2024, starting on October 4th.

Latest release Crystal 1.13.3
All release notes
The Power of Crystal: A language for humans and computers @ Helvetic Ruby 2024
Johannes Müller
Community #talk #ruby #helvetic-ruby #conference

A talk by Johannes Müller about Crystal at a Ruby Conference in Switzerland

Digging into struct initialization performance
ysbaddaden
Technical #language #performance

How a quick test of BLAKE3 vs SHA256 in Crystal unveiled a performance issue that stems from the Ruby syntax.

LavinMQ: Understanding code to get the best performance
Beta Ziliani
Success

Crystal was chosen for maintaining control over the entire codebase.

Website Relaunch
Johannes Müller
Project #website

Fresh design and new content on crystal-lang.org

More articles

New sponsoring tiers
Project #sponsors
The return of the Julien
Project #people #core-team
84codes and Manas partner to iron multi-threading support
Project #Manas.Tech #84codes #multi-threading #partnership #sponsors
Crystal: the lingua franca at Bright
Success
Windows support in Crystal 1.11
Technical #feature #windows #linking #interpreter
Bright and Manas partner together to create Crystal development tools
Project #Manas.Tech #Bright #partnership #sponors #tooling #feature
Memories from CrystalConf
Project Community #events #crystalconf #berlin
A farewell and a (second) welcome
Project #people #core-team
Interview with contributor Remilia Scarlet
Community #people #project #interview
Windows support in Crystal 1.9
Technical #feature #windows #linking
Changes in the Steering Committee
Project #people #core-team
LLVM opaque pointer support has landed
Technical #feature #codegen #llvm
Reveal type in Crystal
Technical #howto #types
Heads up: Crystal is upgrading its Regex engine
Technical #feature #regex
Introduction: Mekhla Mukherjee, Community Manager
Project #people
Automating smart buildings with Crystal
Success
Welcome 2023!
Project #people #core-team
Latests news from the Crystal Team
Project
bdw-gc coroutines support
Technical #feature
Crystal's interpreter – A very special holiday present
Technical #feature
Preparing for Crystal 1.2
Project
Community moderators
Project
Installing specific versions of Crystal's binary packages
Technical #packaging
IRC channel moved to Libera Chat
Project
Behind the scenes of the past two months
Project
Announcing new apt and rpm repositories
Technical #packaging
Announcing Crystal 1.0 Conference
Community #community #events
Crystal Core Team Announcements
Project
Raw Crystal 2020
Community #community #events
Organising a Crystal conference in 2020
Community #community #events
Announcing new apt and rpm repositories
Technical #packaging
Preparing our shards for Crystal 1.0
Technical
Shards 0.12.0 released!
Community #ecosystem
Towards Crystal 1.0
Project
Crystal powered dashboards on the trucks of the future
Success
Alpine-based Docker images
Technical #packaging
Introducing shardbox.org
Community #ecosystem
Parallelism in Crystal
Technical #feature
Genome analysis powered by Crystal
Success
Snapcraft Summit Montréal
Community #events #packaging
Formatting pretty numbers for humans
Technical #feature
Using Crystal to power the IOU economy
Success
Watch: Run, change, build, repeat
Technical #misc
Using CircleCI 2.0 for your Crystal projects
Technical #devnotes
Crystal Automated Release
Technical #devnotes
Lucky with Crystal - Fewer Bugs, Better Performance, Incredible Productivity
Community #ecosystem
Amber - Crystalizing Rails and Phoenix
Community #ecosystem
Top 5 Reasons for Ruby-ists to Use Crystal
Community #howto
This is not a new year’s resolution
Project
Crystal Survey 2017 Results
Community
Diploid and Crystal
NeuraLegion and Crystal
Success
Launching the 2017 State of Crystal Survey
Community
Announcing Crystal CodeCamp SF2017
Community #community #events
State of Crystal at 0.21
Project
The Charly programming language
Success
Crystal new year resolutions for 2017: 1.0
Project
INSERT INTO shard VALUES ("crystal-db")
Community #ecosystem #database
A story of compromises and types
Technical #language #types
Fibonacci benchmark
Technical #performance
Split the repo!
Project
Heroku Buildpack
Technical #tooling
Buenos Aires Crystal Meetup
Community #community #events
The future of Crystal
Project
Crystal tools
Technical #compiler
It's a typeof magic
Technical #language #types
Auto
Technical #April's Fools #macros
Internals
Technical #language #codegen
Another language
Technical #language #types
Type inference rules
Technical #language #types
Garbage Collector
Technical #language
Good bye Ruby Thursday
Technical #compiler
Type inference (part 1)
Technical #language #types
to_proc
Technical #language
Happy birthday, Crystal!
Technical #language #project
Null Pointer Exception
Technical #language
Hello World
Technical #language