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Fast runtime, package manager, bundler, and test runner written in Zig. Drop-in npm/Node replacement.
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Frequently asked questions
What is Bun?▾
Fast runtime, package manager, bundler, and test runner written in Zig. Drop-in npm/Node replacement. It falls under the build tools category and uses a open-source pricing model. The project is actively maintained with 93.5k GitHub stars.
Is Bun free?▾
Yes, Bun offers a free plan that you can use without a credit card. The pricing model is open-source.
How much does Bun cost?▾
Bun is free to start. It uses a open-source pricing model. A free plan is available for small projects or evaluation. Check https://bun.com for the latest pricing details and plan comparison.
What category is Bun in?▾
Bun is a build tools tool. Bundlers, monorepo build systems, package managers You can compare Bun with 1 alternatives in the same category on Soft.xyz.
Is Bun open source?▾
Yes, Bun is open source and freely available on GitHub. It has 93.5k stars and 4.8k forks, with the last commit on 2026-06-29. You can inspect the source code, contribute, or self-host it.
What are alternatives to Bun?▾
Popular alternatives to Bun include Deno. Each offers different pricing, features, and community support. You can compare them side-by-side on Soft.xyz using real metrics like GitHub stars, npm downloads, and actual pricing data.
How popular is Bun?▾
Bun has 93.5k stars on GitHub and 7.4M weekly npm downloads. This places it among the most popular tools in its category. The project was last updated on 2026-06-29.