2 Open Source Alternatives to Node.js

Q: What are the best open-source alternatives to Node.js?

The top open-source alternatives to Node.js include Deno, Bun. All are free and actively maintained.

Looking for an open-source alternative to Node.js? Below are 2 community-built tools that offer similar functionality — all free, open source, and ready to use or self-host. Ranked by GitHub stars.

106.4k

Deno

A modern and secure runtime for JavaScript and TypeScript with built-in support for TypeScript.

👨‍💻 Development🟡 JavaScript💚 Node.js

89.0k

Bun

Bun is an incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one tool.

👨‍💻 Development🟡 JavaScript💚 Node.js🛠️ Tools

Frequently asked questions

What are the best open-source alternatives to Node.js?

The top picks from this list are Deno, Bun — all maintained, free to use, and self-hostable.

Are these alternatives to Node.js free?

Yes. Every tool listed here is open source and free to use. 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 Node.js?

Most of the alternatives listed are self-hostable. Check each tool's page for hosting details, system requirements, and licensing terms.

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