bun
Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one
What is it?
What it is
Bun is an all-in-one toolkit for JavaScript and TypeScript apps. It ships as a single executable called `bun`.
Why it exists
Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one
Who should use it
Teams building with Rust who want an open-source, self-hosted option.
Who should avoid it
Teams that need a fully managed SaaS with enterprise SLAs out of the box.
How it works
A quick walkthrough in plain English
How bun works
Step 1 of 3
You interact with it
Open bun, send a request, or connect it to your stack.
Features
Advantages
- Open source (NOASSERTION)
- Active Rust ecosystem
- Self-hosted deployment options
Disadvantages
- Requires operational ownership for self-hosted setups
- Community support varies by project maturity
Installation
docker
# with install script (recommended) curl -fsSL https://bun.com/install | bash # on windows powershell -c "irm bun.sh/install.ps1 | iex" # with npm npm install -g bun # with Homebrew brew tap oven-sh/bun brew install bun # with Docker docker pull oven/bun docker run --rm --init --ulimit memlock=-1:-1 oven/bun
FAQ
What is bun?
bun is an open-source project licensed under NOASSERTION.
What language is bun built with?
Primary language: Rust.
Is it free to use?
Yes. Licensed under NOASSERTION. Check the license for commercial use.
Can I run it with Docker?
Yes. Docker install instructions are in the Installation section.
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