Rails monitoring “out of the box” without the pain Need simple, ready-to-use metrics for your Rails app without tons of manual setup? yabeda-rails gives you exactly that. - Built-in Rails metrics - Smooth Grafana integration Gem: https://t.co/8VhM3EPs1J gem 'yabeda-rails'

AI-coding for me in 2025: - 13 Cursor windows - 8 Claude Code sessions across random Terminal windows - Ports 8001-8005 all mysteriously occupied - Moved project to a new folder → lost Cursor/Claude history

At #RubyWorld, Matz (@yukihiro_matz) made three key statements for the Ruby community: - Shopify NEVER changed Ruby for their sake. - We need MORE (companies like) Shopify, not LESS. - This Year: Ruby 4.0

Big Cartel is using Phlex https://t.co/0RIWGaVUkG

And now with Hotwire Native on Rails, you can write Swift components and still get a full Android app.

Apple has finally given iOS developers a way to build Android apps in Swift. We’re living in an era where Swift compiles to Kotlin to run on Java — all just to avoid learning another language. https://t.co/a5PlILmVOg #ios #swift #kotlin #java

RubyGems and Bundler Move Under Ruby Core Team Control Until now, RubyGems and Bundler were developed outside the Ruby organization. Now, under Yukihiro Matz (@yukihiro_matz)’s leadership, the Ruby core team is taking over the repositories to ensure stability and long-term

If Phoenix can truly learn from failing tests and adapt, that’s a huge leap for CI/CD productivity in Rails teams. Curious about the architecture behind it.

@jleo3 @defmethodinc

@yukihiro_matz The Rails boom (2004–2013) brought Ruby into the mainstream, but the trend toward static typing reduced its popularity. In the AI era, concise languages will be in demand. Value is more important than popularity. Our greatest value is the community.

@yukihiro_matz In Ruby, joy matters more than performance → hence complex decisions like YARV and ZJIT. Ruby is object-oriented UNIX. On AI: not for “vibe-coding,” but useful for planning, code review, documentation, and commits.

Opening keynote at #EuRuKo2025 by Yukihiro “Matz” Matsumoto (@yukihiro_matz ) Matz reflected on his journey: from Basic and Pascal → to the dream of creating Ruby (released in 1995): Free software matters: “Freedom is important. Information wants to be free.”

Just shipped: from zero to working Rails AI chat in 10 seconds with RubyLLM: `rails g ruby_llm:chat_ui` * Turbo Streams for new messages * Live message streaming as AI types * Model selector * Background jobs * Zero JavaScript * Pure Rails https://t.co/STSrT2Ibr5

HEY has some 100,000 lines of code that's being tested by 30,000 assertions. This used to take upwards of 15 minutes through the complication of cloud runners. We can now do this locally in 1m 22s on a Framework Desktop (almost twice as fast as an M4 Max!). THANK YOU AMD + LINUX!

Even more features for a Rails developer, and you could say the DevOps stack is complete. #RailsWorld

Kicking off Baltic Ruby Riga with the first talk: Yukihiro Matsumoto (@yukihiro_matz) on Programming Languages in the Age of AI. https://t.co/Nt0x24p137 Thank you, Yukihiro-san, for joining Baltic Ruby — it’s a great honor for us. Always!

Kamal by @dhh – everyone’s praising it, but who’s seen the dark side? Drop the downsides, I’d really appreciate it! #kamal #rails #ruby #DevOps #basecamp

@joemasilotti will there be a tutorial on YouTube?