Bun
Use one toolkit as a JavaScript runtime, package manager, bundler and test runner.
What’s included for free?
Open-source software is available without a vendor usage quota. Core runtime is free; check bundled third-party component licences and provide your own hosting.
Provider information ↗Checked 2026-10-31
Before you use it
MIT core; bundled components retain their licences
Provider terms can change. Check current pricing and usage rights before starting a project.