Want this theme?
Update your Gemfile, some configs and go — quick, easy, done!
gem 'swop'
🎨
Simple Onyx
A dark, polished black theme with sleek modernity.
About
Simple Onyx provides a luxurious black interface with subtle contrasts, ideal for users who prefer a bold and contemporary aesthetic.
Details
- Fully responsive design that looks great on desktop, tablet, and mobile.
- Clean, modern UI removes clutter and makes RailsAdmin dashboards feel calm and polished.
- Rails 7+ ready so you can drop it into your app and go.
- Quick setup, minimal configuration, no frontend work required.
- Always up to date and updated regularly to stay compatible with RailsAdmin releases.
Useful links
You might also like
A couple of alternatives that you might fancy.
Simple Amethyst
A subtle purple theme that adds a touch of elegance.
Simple Dark
A sleek dark theme designed for comfortable viewing in low light.
Frequently asked questions
Learn more about using our themes, installation, and upcoming features.
No. Our RailsAdmin themes are plug-and-play. Just add our gem to your Rails project and activate the theme — no frontend coding required.
Yes. Our themes are tested with the latest RailsAdmin versions and maintain backwards compatibility for most common setups.
In future versions, you will be able to override styles and templates for custom branding. Currently, what you see is what you get.
Absolutely. All theme updates are free. When we release improvements or new designs, you’ll get them instantly via our gem.
Currently, all themes are free to use. In future versions, we plan to release paid themes as well.
No. Our themes are designed to be non-intrusive. They enhance the interface without changing core RailsAdmin functionality.
We provide documentation. for all themes. If you need help, you can reach out via our GitHub repository or alternatively you can email harissoooon@outlook.com.