Latest Bun News & Updates

See the latest news and media coverage for Bun. We track all announcements, press releases, and industry mentions in real time, all in one place.

Company icon
Bun

JavaScript and TypeScript runtime and developer toolkit

bun.com
Headquarters
San Francisco, United States
Founded year
2019
Company type
Private company
Number of employees
2–20

Last updated

Latest news about Bun

In short: Bun was acquired by Anthropic in December 2025, marking a significant transition for the high-performance JavaScript toolkit and its core team.

Company announcements

Bun

Bun releases v1.3.13

Introduces bun test --parallel, --isolate, --shard, --changed flags, streams tarballs with 17x less memory, optimizes source maps, upgrades JavaScriptCore.

Bun

Bun releases v1.3.12

Introduces Bun.WebView for headless browser automation, terminal Markdown rendering, in-process Bun.cron, async stack traces, and numerous performance improvements and bug fixes.

Bun

Bun releases v1.3.11

Introduces Bun.cron for cron jobs, Bun.sliceAnsi for string slicing, smaller Linux binary, and numerous bug fixes. Published March 18, 2026.

Bun

Bun releases v1.3.10

Introduces native REPL, browser-targeted compilation, TC39 ES decorators, Windows ARM64 support, barrel import optimization, and performance improvements.

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Media coverage

The Register

Anthrophic s Bun team trials port from Zig to Rust

Bun creator Jarred Sumner has posted a Zig-to-Rust porting guide, igniting speculation that the project may migrate away from Zig, though Sumner said...

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