Is Bun free?
Yes, Bun is open source and free. MIT licensed. No paid version. Drop-in Node.js replacement.
What is Bun?
Bun is a fast JavaScript runtime, bundler, and package manager. Written in Zig for performance. Drop-in replacement for Node.js with native TypeScript support.
Bun vs Node.js?
Bun is faster at starting and running JavaScript. Node.js is more mature with bigger ecosystem. Bun for speed; Node.js for compatibility.
What does Bun include?
JavaScript runtime (like Node), package manager (like npm), bundler (like webpack), and test runner. All-in-one toolkit.