## Bun 1.4

- 種別: release
- 関連技術: bun, nodejs, rust
- 公開日時: 2026-08-20T00:53:44.000Z
- 情報源: Bun Blog (https://bun.com/blog/bun-v1.4)
- パーマリンク: https://vulnpulse.app/items/bun-b548c2c9cc6c

Bun 1.4 rewrites Bun in Rust, ships built-in headless browser automation (Bun.WebView), Bun.Image, Bun.markdown, JSON5, JSONL, Terminal and cron APIs, Node.js 26.3.0 compatibility with 1,517 newly passing tests, parallel test and run, Windows ARM64, and an opt-in global virtual store for up to 7× faster installs.