The JavaScript toolkit Bun 1.3 has been released. Announced as its largest release to date, the toolkit, with its four components—Runtime, Bundler, Test Runner, and Package Manager—offers, among other ...

Pulumi has announced that Bun is now a fully supported runtime for Pulumi, going beyond its previous role as merely a package manager option. With the new release of Pulumi 3.227.0, developers can set ...

Feature bloat, or added value for this JavaScript toolkit? The Bun team has released version 1.2.21 of its JavaScript bundler and runtime, written in Zig, adding features including built-in drivers ...

On December 2, 2025, developer Jared Sumner announced on his blog that his JavaScript runtime, Bun, had been acquired by Anthropic. Anthropic followed suit on December 3, announcing the acquisition of ...

AI company Anthropic has acquired the open-source JavaScript toolkit Bun, which it uses for the infrastructure of Claude Code. Bun has been acquired by Anthropic, as Bun creator Jarred Sumner ...

What happens when a innovative AI research company acquires one of the fastest JavaScript runtimes on the market? The tech world is abuzz with the news that Anthropic has acquired Bun, a move that ...