Bun
Bun: A free, open-source package manager for fast Node.js-compatible installs. Ranked #21 of 92 in Package Managers by our editors (7.2/10); pricing: Open source; best for fast Node.js-compatible installs.
At a glance
- Editor score7.2 / 10
- PricingOpen source
- Best forFast Node.js-compatible installs
- Paid fromFree
- Lockfile supportYes
- Facts checked21 Sep 2026
Where it wins
- Handles npm dependencies, lockfiles, workspaces, and private registries
- Supports offline installs from cached metadata and tarballs
- Runs on macOS, Linux, and Windows with npm and Docker integration
Where it doesn't
- Its broader runtime and tooling scope may exceed package-only needs
- Package formats center on npm, Git, and tarball URLs
- Offline installation depends on previously cached package data
Our verdict on Bun
Bun is an open-source toolkit for JavaScript and TypeScript development that combines a Node.js-compatible runtime, package manager, test runner, and bundler in one executable. Its package-management features target developers and teams building, testing, and deploying JavaScript or TypeScript applications on macOS, Linux, and Windows. The package manager supports npm-compatible dependencies, workspaces, private registries, global packages, and migration from npm, Yarn, and pnpm lockfiles.
Bun is free to install and open source, with no paid package-manager tier described. Its published package capabilities cover dependencies, devDependencies, optionalDependencies, and peerDependencies, while bun.lock supports lockfile generation and frozen-lockfile installs. npm workspace and monorepo support makes it suitable for repositories with multiple packages. Private scoped registries can use tokens or username/password authentication, and cached package metadata and tarballs enable offline installation.
Ecosystem fit is a central strength: Bun works with the npm registry and .npmrc, and its listed integrations include GitHub Actions and Docker. It supports npm, Git, and tarball URL package formats, plus global installation through bun install --global. Choose Bun when a JavaScript or TypeScript team wants package installation alongside a runtime and other development tools. Teams seeking a package manager without the additional runtime, test runner, or bundler may prefer a narrower package-only workflow.
Your product? Our editors can test Bun in depth and publish a review, labelled as paid · from $149/mo →
Bun pricing
Bun fact sheet
| Free plan | Not verified |
|---|---|
| Paid from | Free |
| Package formats | npm packages, Git repositories, GitHub repositories, tarballs, file dependencies, npm aliases |
| Supported platforms | macOS, Linux, Windows |
| Dependency resolution | Yes |
| Lockfile support | Yes |
| Workspace support | Yes |
| Private registry auth | Yes |
| Offline installation | Yes |
| Deployment | Desktop, Self-hosted |
| Platforms | Windows, macOS, Linux |
| Support | Community, Docs |
| Built for | Solo, Small business, Mid-market, Enterprise (editorial estimate) |
| Pricing | Open source |
| Website | bun.sh |
| Facts checked | 21 Sep 2026 |
Alternatives to Bun
- npmA complete JavaScript package workflow with public access free and private packages at $7/month.9.4
- uvA broad, open-source toolkit for managing modern Python projects across three platforms.9.2
- YarnA capable JavaScript package manager for consistent installs and monorepositories.9.0
Also Ranked In
Bun is ranked in 3 of our directories.
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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