bun

Alternative to Vercel

Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one

95k 4.9k723 HN points

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last commit 2026-07-08

bun bundler javascript javascriptcore jsx nodejs npm react rust rust-lang

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Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one

Languages

Rust66%C++21%TypeScript8.3%C2.6%JavaScript1.2%Shell0.3%CSS0.1%Python0.1%PowerShell0.1%Objective-C0.1%HCL0%MDX0%Nix0%HTML0%Perl0%Ruby0%Svelte0%Makefile0%Dockerfile0%Linker Script0%

Contributors30

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Free alternative to Vercel

bun is a free, open-source alternative to Vercel. Here's why:

🚀 Blazing-fast JavaScript runtime
📦 Integrated package manager
🛠️ Unified build tooling
🧪 Built-in test runner
✨ Zero-config experience

See all open-source alternatives to Vercel

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Platforms

Web

Interface

Web

Install

npm

Cargo

Nix

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slug: bun

bun

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Contributors30

Free alternative to Vercel

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