Check out this interview with Carl Hörberg of 84codes, where he explains why they chose Crystal to build LavinMQ – a great example of Crystal in production. youtu.be/C8kq3KoP97k?si=WMKw… #crystallang @LavinMQ @84codes

A new Crystal release is out for version 1.20.0 Highlights: `@[TargetFeature]` annotation, new process spawn API, support for kernel TLS and io_uring. The latter requires execution contexts which is now in the final preview. Read more at crystal-lang.org/2026/04/16/…

We’re gathering for a Crystal #Meetup in #Stockholm! Beta Ziliani from the Core Team and Carl Hörberg from LavinMQ will share insights and experiences of using #crystallang. Food, drinks, and tech talks - Feb 18th at Guldbaren. crystal-lang.org/events/2025…

Core Team member @ysbaddaden started toying with BLAKE3, trying to assess how much faster it was compared to SHA256 in Crystal… What started as a simple benchmark ended up in a discovery of a performance issue related to structs and its Ruby-based syntax. crystal-lang.org/2024/09/10/…

Core Team member Johannes (@JoMueFd) will be presenting a talk about Crystal and its use for Rubyists at @helvetic_ruby 💎 Check it out at helvetic-ruby.ch/talks/#joha…

We're reorganizing the sponsoring tiers in OpenCollective: crystal-lang.org/2024/03/25/… If you're a sponsor, read about the changes in the current tiers. If not, maybe consider contributing to help us make Crystal better? #CrystalLang

Happy 3rd anniversary of Crystal 1.0! 🥳🎉 Now we're already approaching the 12th minor release 🚀 Did you know how to approximate any realease date since 1.0? carc.in/#/r/gllx So we're expecting Crystal 1.100 in April of 2046. Long way to go! 😆 #CrystalLang

We're partnering with @84codes to improve Crystal's concurrency model for multi-threading. This is going to be a lengthy process, but it's already bearing some early fruits. #CrystalLang #Multithreading

We are thrilled to announce the release of Crystal 1.11.0! It's a big release with many exciting features. Read more at crystal-lang.org/2024/01/08/… Happy Crystalising🙂! #CrystalLang #release

Jorge gets into the weeds of rewriting a tmux plugin from Bash to a snappy Crystal program that runs five times faster. youtube.com/watch?v=74_Y06rv… #CrystalConf #CrystalLang

When looking at a new project or technology, looking at the tests can tell a lot. @david_yoteau presents helpful tools for development and CI to ensure software quality. youtube.com/watch?v=dL0XLRLT… #CrystalConf #CrystalLang