I’m Stan Lo, a Ruby committer from Taiwan on Shopify’s Ruby Developer Experience team.

I build and maintain developer tooling infrastructure. I’m exploring how AI changes open source development — both the opportunities and the challenges.

I maintain ruby/rdoc, ruby/irb, and ruby/reline.

Latest Posts

Ruby Skills: Teaching Claude Code About Ruby's Tooling And Ecosystem

Ruby developers using Claude Code hit this pattern: you ask it to run tests, it picks the wrong Ruby version, fails, tries bundle install, fails again.

January 2026 · 6 min read

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Project Updates

  • January 2026

    January was a busy month for RDoc, with a batch of improvements that align with my RDoc roadmap for 2026. I also published ruby-skills, a Claude Code plugin that helps it work correctly with Ruby’s...