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.
Play YouTube™ Videos in Flash or HTML5 Player
Watch YouTube in the full-HD quality or the highest available one
Listen to live radio stations from around the world!
Play game Flappy Bird when you open a new tab. Try to fly the bird as far as you can without hitting a pipe!
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™.
Adds Steam Database link across Steam Community and Store.
A new way to save time and money when shopping online for games. Whilst you are shopping for games online get helpful product comparisons and notifications that can save you money.
★ ★ ★ ★ ★ Adblocker Features: + Adblocker on all websites. + Malware- and Adblocker. + Performance enhancement in browsing speed. + Adblocker of ads, banners and pre-rolls on Youtube. + No more Banner, PopUp, PopUnder. + INSTALL ADBLOCKER
Convert your favorite YouTube videos and download them as MP3, MP4, OGG, WEBM files. So fast and easy! Adding mirrors everyday to decrease any downtime! We monitor comments and work to fix any problems as soon as possible!
Removes all YouTube ads: pre-roll video ads, text & banner ads. Save time by stopping those useless advertisements.