Enable Select Copy +Edit
A toolbar button to enable selection, copy and typing editing web text redirectly in a tab
527 users
OLI Grid CSS
Draws a grid on top of a website.Highly Customizable. useful for checking designs that are supposed to follow a grid-based layout. ex:Bootstrap,Foundation,Skeleton,Yaml...
526 users
Satsback.com: Earn bitcoin rewards
Earn bitcoin rewards when you shop online at more than 10K partner websites worldwide.
526 users
Custom Google Visited Link Color
Customize the visited link color for google search results.
525 users
Smarter Smartschool
- Adds a point total to Smartschool. - Adds custom theming to Smartschool.
523 users
Link Status Redux
Shows an indicator on a popup panel next to the link address when the mouse cursor is over a link to a page you have bookmarked or visited before, or if the link is currently open in a browser tab.
522 users
Steam Artwork Hub Essentials
Steam Artwork Hub Essentials is an extension for Steam that allows you to upload long artworks, screenshots, workshops and guides.
522 users
Grayscale Bro
A minimal Firefox extension for monochrome browsing. Supports dark theme and grayscale only on selected hostnames. [Notice: Doesn't work at mozilla pages]
522 users
Trello Improvements
Improve your trello experience. Automatically count trello cards, enhance existing and add new features, UI improvements.
521 users
ThemeSong for YouTube Music™ (Dynamic Themes)
Enhancer for YouTube Music™. Dynamic Themes, Visualizers, Lyrics, Sleep Timer, and more!
520 users
Tota11y: Accessibility toolkit
Inserts the tota11y JS file from Khan Academy into the current tab so that you can visualize how the current page performs with assistive technologies. All the credit goes to Khan Academy for their amazing script.
520 users
B!tch to Boss
Online harassment is a problem. The solution? People being less terrible. Until then, this extension replaces "bitch" and other derogatory words like it with "boss" all across the internet.
516 users
Youtube repeat, speed up HTML5 video
Repeat, speed up, slow down Youtube and any HTML5 video. Create a loop with accuracy to milliseconds. Create mixed playlists.
516 users
Easy Screenshot - a Web Clipper
Easy Screenshot is an easy-to-use visual part, the entire page, or a selective screen capturing tool.
513 users
Reddit Sidebar Toggle
This web extension adds a toolbar button to toggle the sidebar on <a rel="nofollow" href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/42268797a19a16a2ebeeda77cca1eda5a48db14e0cff56de4fab35eaef484216/http%3A//reddit.com">reddit.com</a>
511 users
Hide Discord Sidebar
Hide Discord Servers and Channels! Installs a button that hides/shows the Discord server list and autohides the channels list.
506 users
FireTitle
A webextension version of FireTitle, this version lacks some features of the original since WebExtension API doesn't permit to freely change a window's title.
502 users
