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Developer ToolsAlternative to ts-nodeAlternative to Node.jsAlternative to Deno

Bun

Incredibly fast JavaScript and TypeScript runtime, bundler, test runner, and package manager.

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LicenseMIT
GitHub stars73.5k
Last commit1 weeks ago
Tags5 topics
Zig BunDeveloper ToolsTypescript EngineFast Package ManagerJavascript Runtime
Overview

Why consider Bun?

Bun is an all-in-one JavaScript and TypeScript runtime written in Zig and C++ by Jarred Sumner. Built on the WebKit JavaScriptCore engine, Bun replaces Node.js, npm, Jest, and Webpack with 10-30x faster package installation, instant native TypeScript execution, and zero-config bundling.

Guided learning

Learn Bun by building

Practical setup notes, real use cases, and copy-ready examples in one focused guide.

1 min read 2 sections
In this guide2 sections

Overview of Bun

Bun is a drop-in replacement for Node.js that runs TypeScript directly with near-instant cold starts.

Quickstart

bash
1# Install Bun
2curl -fsSL https://bun.sh/install | bash
3bun run index.ts
4bun install
5bun test

Bun is licensed under the permissive MIT License.

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Bun FAQs

Bun is listed as a Developer Tools tool on TiloBox. Review the overview, features, and official documentation on this page to decide whether it solves your specific workflow.

Start with the project's GitHub repository and official website for supported installation and deployment instructions. Test the setup with representative data or a small project before rolling it out more widely.

Bun is listed under the MIT license. Read the complete license text and the project's notices before using, modifying, or distributing the software.

Production readiness depends on your requirements. Review maintenance activity, security practices, documentation, backup and upgrade procedures, and compatibility with your stack; then validate it in a non-production environment.

Bun is listed as an alternative to ts-node. Compare the core workflow, deployment model, integrations, and licensing against your must-have requirements before switching.