When was Bun launched?

Answer

About Bun

Bun launched in 2021.

Bun launched in 2021, approximately 5 years ago. It was founded by Jarred Sumner. The product is currently active in the Developer Tools category on Startup Spotlight.

Source

This answer is drawn from the Bun listing on Startup Spotlight, last updated May 20, 2026. For the full profile, see the Bun listing.

Other questions about Bun

• What is Bun?

  Bun is develop, test, run, and bundle JavaScript & TypeScript projects.

• Who founded Bun?

  Bun was founded by Jarred Sumner.