Phlex
Phlex is a free, open-source UI component library. Object-oriented views in Ruby. It has 1,529 GitHub stars and is released under the MIT license. A live demo is linked from this page. Start a project with npx degit yippee-fun/phlex or clone the repository.
Get started
Copy the files into a new folder with degit (no git history), or clone the repository with git.
npx degit yippee-fun/phlex my-ui
cd my-uigit clone --depth 1 https://github.com/yippee-fun/phlex.git my-uiSources: GitHub docs on template repositories, degit.
About Phlex
When a security issue is brought to our attention, we aim to release patches as soon as possible. We aim to patch with a new non-breaking version:
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What is Phlex?
Phlex is a free, open-source UI component library. Object-oriented views in Ruby. It has 1,529 GitHub stars and is released under the MIT license. A live demo is linked from this page. Start a project with npx degit yippee-fun/phlex or clone the repository.
How do I use Phlex?
Copy the files into a new folder with npx degit yippee-fun/phlex my-ui (no git history), or fork the repository on GitHub. Then follow the README for the install and dev commands.
Can I use Phlex for commercial projects?
Yes. Phlex is released under the MIT 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 Phlex maintained?
The repository's most recent commit was on Oct 1, 2026. Its latest release is 2.4.1. appsgit only lists templates from repositories with a commit in the last six months.