a download manager with multi-threading support
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.
YouTube Control Center is an open-source project that aims to enhance the overall YouTube experience by providing the end user with more control in what the playback process is concerned.
Listen to live radio stations from around the world!
Augments your Steam Experience
瞬间过滤B站(bilibili.com)刷屏的相似弹幕，还你清爽的弹幕视频体验。 *a tweak for a Chinese website. Please ignore this add-on if you are not a user of bilibili.com.*
Tons of features to improve your user experience on YouTube™.
A new friend in every new tab.
Play YouTube™ Videos in the Highest or Lowest Available Quality
AGR - the other OGame experience for all communities.
Super Mario is a series of platform video games created by Nintendo. Now you can play in this game in pop up of your browser.
View interesting YouTube videos whilst increasing your own viewership at the same time. The add-on will automatically view other member's YouTube videos in a playlist fashion. Membership is free, simply run the Viewer and collect credits!