Roundable

Chrome extension for applying custom corner-shape styles to web pages.

Features

6 preset corner styles (round, scoop, bevel, notch, square, squircle) plus custom superellipse values.

Requirements

This extension uses the experimental CSS corner-shape property, which requires Chrome 139+ with Experimental Web Platform features enabled:

1. Go to chrome://flags
2. Enable "Experimental Web Platform features"
3. Restart Chrome

Usage

1. Click the Roundable icon in your toolbar
2. Select a preset or enter a custom value
3. Corner shapes will be applied to all elements on the page
4. Use "Reset All" to remove styles

Note

For browser compatibility and detailed specs, see the MDN CSS corner-shape reference.

License

MIT

Credits

Built by Hak with logo from Universa