Regex Search & Replace
Regex: T ultimate Regex search ⭐️ Simply use Regex on any page with familiar Ctrl+F visuals. ✓ Ctrl+Shift+F search field ✓ Regex query searching ✓ Permanently marking up or replacing anything. ✓ Open Source
130 users
Snake
Play the snake right on your screen, take a quick break without even looking away from work. PS: This will not work on addons.mozilla.org
129 users
Lichess Custom Themes, Boards - LichessHelper
2025 • Setup new themes, pieces, fonts, and boards, remove annoying notifications, popups, and so on.
128 users
Save to folder from context menu
Quickly download stuff to your pre-chosen folders from the comfort of your context menu!
127 users
Automail
A collection enhancements for Anilist.co Improved notifications, more stats, a list comparison feature, scores in the feed and 60 other configurable modules.
127 users
YouTube™ Stop Button
Adds an stop button to HTML5 player to prevent YouTube from buffering video
127 users
Dyxitool
The extension to help people with dyslexia. All features are tested on real people with dyslexia.
127 users
Pixel Ruler
A ruler for measure something in a website. Just press Alt button in a website and move your mouse.
126 users
Filter Drop-Down Menu
Allows you to filter the options in any drop down menu to quickly find something. You can filter by 'contains', 'not contains', 'begins with', 'ends with', 'does not begin with', and 'does not end with' or by any combinations thereof.
126 users
MouseZoomer
Zoom IN/OUT with the mouse clicking left or right button + wheel UP/DOWN Two permissions required: TABS: To do ZOOM in the tabs :-) STORAGE: To store settings
126 users
Iconify
Upgrade your designs with our browser extension! Download premium SVG icons and stickers.
126 users
Progress Telerik Test Studio Extension
Progress Telerik Test Studio extension enables recording and executions of web tests within Firefox Web browser. The advanced recording options enable you to visually highlight an element, inspect the DOM and automatically generate verification.
125 users
