Rune Open-Sources a Go IDE, Including Its PTY Performance Postmortem

Rune has open-sourced its GPLv3 Go IDE, built without a browser-heavy stack. Its launch write-up traces a terminal performance problem—early PTY throughput was nearly two orders of magnitude behind Alacritty, Ghostty, and Kitty—and the optimization work that followed.

🔗 rune.build

#Go #terminal #IDE