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Bun

Fast all-in-one JavaScript runtime and toolkit

Open SourceLaunched Aug 2026

The story

Bun is a fast JavaScript runtime, bundler, test runner, and package manager built as a drop-in Node.js alternative. It was created by Jarred Sumner and written in Zig for performance. Bun was open sourced in 2022 and reached its 1.0 release in 2023.

Tech stack & tags

#open-source

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