Bun v1.2.20

Fixes 141 issues (addressing 429 👍). Reduced idle CPU usage. Improved `bun:test` diffing. Automatic `ETag` and `If-None-Match` in static routes for `Bun.serve`. 40x faster `AbortSignal.timeout`. Windows long path support. `WebAssembly.compileStreaming` and `WebAssembly.instantiateStreaming`. Many, many reliability improvements.

Bun Blogで読む

2025/08/10 19:00、Bun Blogが「Bun v1.2.20」を公開しました (種別: リリース・告知)。関連する技術: Bun、JavaScript / Node.js。