116.7k
Node.js
High-performance JavaScript runtime that enables scalable server-side development, real-time applications, and enterprise-grade systems.
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2 Open Source Alternatives to Bun
There are 2 open-source alternatives to Bun in this directory. The most popular is Node.js with 116.7k GitHub stars, followed by Deno(106.4k stars). All are open source, free to use, and many can be self-hosted.
Quick comparison
| # | Tool | Stars | Language | License |
|---|---|---|---|---|
| 1 | Node.js High-performance JavaScript runtime that enables scalable server-side development, real-time applications, and enterprise-grade systems. | 116.7k | JavaScript | MIT License |
| 2 | Deno A modern and secure runtime for JavaScript and TypeScript with built-in support for TypeScript. | 106.4k | Rust | MIT License |
All open-source alternatives to Bun
Frequently asked questions
What are the best open-source alternatives to Bun?
The top three are Node.js(116.7k stars), Deno(106.4k stars). All are open source and free to use.
Are these alternatives to Bun free?
Yes. Every tool listed here is open source and free to use in your own projects. Many can be self-hosted on your own infrastructure, which means no subscription fees and full control over your data.
Can I self-host an alternative to Bun?
Many of the alternatives listed are self-hostable. Each tool's page lists hosting details, system requirements, and licensing terms.
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