CSScope is a powerful VS Code extension that helps frontend developers detect CSS properties that are not fully supported across browsers. It provides real-time feedback about browser compatibility issues while you write CSS.
Features
🔍 Real-time CSS compatibility detection
🌐 Comprehensive browser support checking using caniuse-lite
🎯 Supports multiple CSS preprocessors:
CSS
SCSS
SASS
LESS
Stylus
⚡ Instant feedback as you type
📊 Detailed browser support information
Supported File Types
.css
.scss
.sass
.less
.styl
.stylus
.pcss
.postcss
Example
/* The extension will show warnings for properties with limited browser support */
backdrop-filter: blur(10px); /* Warning: Limited support in some browsers */
display: grid; /* No warning - well supported */
How It Works
CSScope analyzes your CSS in real-time and checks each property against the Caniuse database to determine browser compatibility. When it detects a property with limited browser support, it shows a warning in your editor.
Requirements
VS Code version 1.80.0 or higher
Extension Settings
This extension contributes the following settings:
No additional configuration required - it works out of the box!
Known Issues
None at the moment
Release Notes
1.0.0
Initial stable release
Real-time CSS compatibility detection
Support for multiple CSS preprocessors
Comprehensive browser support checking
License
This project is licensed under the MIT License - see the LICENSE file for details.