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biomejs/biome

★ 26,093RustApache-2.089

A toolchain for web projects, aimed to provide functionalities to maintain them. Biome offers formatter and linter, usable via CLI and LSP.

What it is

![CI on main][ci-url] ![Discord chat][discord-url] ![npm version][npm-url] ![VSCode version][vscode-url] ![Open VSX version][open-vsx-url] Biome is a performant toolchain for web projects, it aims to provide developer tools to maintain the health of said projects.

When to use it

Reach for biome when you need tests, end-to-end browser automation, linting or formatting — it's written in Rust and fits stacks tagged css, formatter, javascript, json.

Category
Testing & Quality
Also in
—
Stars
26,093
Forks
1,338
Last push
today
Created
2023-07-27
Open issues
533
Website
biomejs.dev
#css#formatter#javascript#json#jsx#linter#static-code-analysis#typescript#web#react#cli#rust

Quick start

$ git clone https://github.com/biomejs/biome.git

Hand it to your AI

Read https://ideas.asveas.com/r/biomejs/biome.md and help me add biomejs/biome to my project. Explain the setup steps for my stack and show the minimal code to get it working.
Testing & QualityMarkdown .mdOpen on GitHub ↵

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FAQ

What is biome?

biomejs/biome is a testing tool on GitHub: A toolchain for web projects, aimed to provide functionalities to maintain them. Biome offers formatter and linter, usable via CLI and LSP. ![CI on main][ci-url] ![Discord chat][discord-url] ![npm version][npm-url] ![VSCode version][vscode-url] ![Open VSX version][open-vsx-url] Biome is a performant toolchain for web projects, it aims to provide developer tools to maintain the health of said projects.

When should I use biome?

Reach for biome when you need tests, end-to-end browser automation, linting or formatting — it's written in Rust and fits stacks tagged css, formatter, javascript, json.

What are the best alternatives to biome?

Popular alternatives in Testing & Quality: microsoft/playwright (99.9k★), puppeteer/puppeteer (95.8k★), prettier/prettier (52.4k★), cypress-io/cypress (51k★), vitest-dev/vitest (17.4k★).

Is biome actively maintained?

biomejs/biome looks very actively maintained: the last push was today (2026-11-11), with 26,093 stars and 533 open issues.

What license does biome use?

biomejs/biome is published under the Apache-2.0 license. Check the repository's LICENSE file before commercial use.