A dynamic theme that allows colouring Firefox in a Vivaldi style fashion.
Enhances the Google Play Store™ with various features. The add-on will add optional APKMirror, Android Police, and Appbrain buttons to all Play Store app pages. Additionally, TGPS will tell you if an app you're looking at offers a beta program.
Reader is the ultimate Reader tool for Firefox.
Pearltrees lets you organize everything.
Customizable mouse gesture add-on, which supports over 60 different commands and additional features like rocker and wheel gestures.
Save frequently-entered text for pasting later.
Tomato Clock is a simple browser extension for managing your productivity.
Block distracting websites when you are browsing the web. You can list websites that you don't want to visit in the settings. You can pause or turn off the blocker quickly. Completely open source.
Tons of features to improve your user experience on YouTube™.
The entire page will be fading to dark, so you can watch the video as if you were in the cinema.The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube™ and Beyond.
YouTube with more freedom
Lets you fix annoying sound problems in YouTube videos and such. Like audio in one channel only, too quiet or too loud. (Unfortunately, doesn't work on many other websites because of cross-domain issues — but it does work on YouTube.com!)
Brief makes reading RSS feeds as easy and intuitive as it gets. Designed to have exactly the right set of features, it is powerful and simple at the same time. Feeds are presented on a seamless, interactive page which let's you bookmark and tag items with a single click.
Preview RSS feeds in browser
Indicates available RSS and Atom feeds and renders previews.
Simple dashboard-like RSS feed reader.