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Leafygreen UI

Leafygreen UI is a free, open-source design system built with React. LeafyGreen UI – LeafyGreen's React UI Kit. It has 274 GitHub stars and is released under the Apache-2.0 license. A live demo is linked from this page. Start a project with npx degit mongodb/leafygreen-ui or clone the repository.

github.com/mongodb/leafygreen-ui (opens in a new tab)

Get started

Copy the files into a new folder with degit (no git history), or clone the repository with git.

Copy with degit
npx degit mongodb/leafygreen-ui my-ui
cd my-ui
npm install   # then run the dev script from the README
Or clone with git
git clone --depth 1 https://github.com/mongodb/leafygreen-ui.git my-ui

Sources: GitHub docs on template repositories, degit.

About Leafygreen UI

A library of React components, CSS patterns, and CLI tools for MongoDB's LeafyGreen Design System. We welcome contributions! Please see our Contributing Guide for details on:

Built with

  • React
  • TypeScript
GitHub preview card for mongodb/leafygreen-ui
GitHub social preview of mongodb/leafygreen-ui. Open the live demo for the real design.

FAQ

Leafygreen UI FAQ

Still curious? Email info@appsgit.com.

What is Leafygreen UI?

Leafygreen UI is a free, open-source design system built with React. LeafyGreen UI – LeafyGreen's React UI Kit. It has 274 GitHub stars and is released under the Apache-2.0 license. A live demo is linked from this page. Start a project with npx degit mongodb/leafygreen-ui or clone the repository.

How do I use Leafygreen UI?

Copy the files into a new folder with npx degit mongodb/leafygreen-ui my-ui (no git history), or fork the repository on GitHub. Then follow the README for the install and dev commands.

Can I use Leafygreen UI for commercial projects?

Yes. Leafygreen UI is released under the Apache-2.0 license, a permissive license that allows commercial use as long as you keep the copyright and license notice. Third-party assets bundled with it (images, fonts, icons) may have their own terms.

Is Leafygreen UI maintained?

The repository's most recent commit was on Oct 2, 2026. Its latest release is @leafygreen-ui/collection-toolbar@1.0.1. appsgit only lists templates from repositories with a commit in the last six months.