Why Bun is Rewriting in Rust (And What It Means for JavaScript Developers) (opens in new tab)

Bun started as a bet that JavaScript tooling could be much faster. That bet paid off. Now, Bun is making another one: rewriting its runtime in Rust. Here's everything you need to know about why, where things stand, and what it means if you're building JavaScript applications today. What Is Bun and Why It Matters Bun is an all-in-one JavaScript toolkit. It combines a fast JavaScript runtime, a bundler, a package manager, a test runner, and a transpiler into a single binary. If you've been frus...