User JavaScript and CSS

User JavaScript and CSS on any website

Userscript's and userstyle's — simple extension to inject own JavaScript or CSS rules to any page.

Features:
- Instant execution
- Custom libs include
- URL masking allows use one script or CSS on many pages

Documentation:
https://tenrabbits.github.io/user-js-css-docs/

Change log:
Version 3.1.0
- Starting from Chrome version 138, the method for allowing user scripts in the browser has changed
- Fixed a bug where styles weren't removed when a rule was deleted
- Fixed a bug where not all rules applied to the page were shown in the rules popup

Version 3.0.6 beta
- `try catch` wrapper removed
- CSS injection improved
- added button to save converted URL

Version 3.0.5 beta
- the mode of injection of styles into the DOM has been returned
- minor fixes

Version 3.0.3 beta
- modules are now in the same scope
- CSS injection improvement
- and other minor fixes

Version 3.0.2 beta
- hotfix: fixed bug with registration and deletion of scripts
- added feature to change start scripts before page loading
- added feature to strictly read URL patterns

Version 3.0.1 beta
- Improved CSS injection
- Fix loading external modules when replacing storage

Version 3.0.0 beta
- The extension has been moved to MV3
- Added option to inject scripts and styles in iframe
- Added the feature of live CSS
- Added the One Dark theme and a few other improvements

Version 2.0.0
- 90% of the code has been rewritten;
- Improved UI;
- Added SASS support;
- Added Prettier formatter
- Other minor improvements

Version 2.0.0
- 90% of the code has been rewritten;
- Improved UI;
- Added SASS support;
- Added Prettier formatter
- Other minor improvements

Version 1.2.8
- Added function for naming rules
- Updated translations

Version 1.2.7
- Updated all extension libraries to current versions

Version 1.2.6
- Fixed error in console "Unchecked runtime.lastError: The message port closed before a response was received"
- Improved domain getter from URL
- Updated A