#813 — August 13, 2026 Read on the Web 🗓️ A scheduling note: We're taking a summer break next week, so we'll be back on August 27. Catch you then!__Your editor, Peter Cooper Ruby Weekly Ruby 2D 1.0: SDL3, WebAssembly, and a Comeback Story…
#812 — August 6, 2026 Read on the Web Ruby Weekly Shrinking Ruby Hashes — Hash uses 2-4x the memory of a Struct holding the same data. Ruby committer Jean Boussier digs into why, looking at the layout changes from Ruby 2.3 to now, and show…
#811 — July 30, 2026 Read on the Web Ruby Weekly A Critical Active Storage Vulnerability in Rails — A specially crafted 'image' uploaded to Rails 7.x or 8.x apps in their default configuration can potentially expose arbitrary files on the
#810 — July 23, 2026 Read on the Web Ruby Weekly 🔒 RubyGems Revokes Legacy API Keys After Possible Cache Leak — A CDN caching bug, which has existed for years, could have served accounts' legacy API keys to other users. There's no evidenc…
#809 — July 16, 2026 Read on the Web Ruby Weekly Introducing Insta: Snapshot Testing for Ruby — Instead of hand-writing expected values, tests assert against a recorded snapshot of your code's output. When it changes, an interactive CLI sh…
#808 — July 9, 2026 Read on the Web Ruby Weekly RubyGems.org Gets a New Design — The RubyGems site has received a major lick of fresh paint, much like the official Ruby site several months earlier, with a new theme in both light and dark m…
#807 — July 2, 2026 Read on the Web Ruby Weekly What Active Rubyists at RubyKaigi Are Using in 2026 — RubyGems's maintainer shares data based upon a survey of RubyKaigi 2026 attendees. It's an interesting sample, as RubyKaigi attendees ten…
#806 — June 25, 2026 Read on the Web Ruby Weekly Spinel on Rails — When I dug into Spinel, Matz's AOT Ruby compiler, I knew we’d see some interesting use cases, but a webapp wasn't on my radar. This experiment uses Sam’s Roundhouse compile…
#805 — June 18, 2026 Read on the Web Ruby Weekly The Plan for rv and a Progress Update — Inspired by Python’s uv, rv is a fast Ruby install, gem, and project manager built by several prominent Rubyists. v0.6 landed this week, and things ar…
#804 — June 11, 2026 Read on the Web Ruby Weekly 📈 Small PRs, Big Speedups: The Ruby Performance Work You Almost Missed — A roundup of recent Ruby performance PRs covering strings, file handling, GC, concurrency, Prism, JITs, and more. It…
#803 — June 4, 2026 Read on the Web Ruby Weekly Cool Down Before You Install: Give New Gems a Few Days to Be Vetted — A compromised account can ship a malicious gem and your next bundle install can pull it within minutes. Bundler 4.0.13, r…
#802 — May 28, 2026 Read on the Web Ruby Weekly A New Register Allocator For ZJIT — Deep-in-the-engine-room stuff, but the kind that makes Ruby faster for us all. Tenderlove’s walkthrough of ZJIT’s new register allocator shows how processi…