Extensions
Sound Booster
Increase and amplify your max volume.
Sidebar for YouTube™
Easy Access to YouTube via Sidebar UI
Watch2Gether
The official Watch2Gether (W2G) extension - Watch videos together with your friends.
Pacman
A Pacman game on a popup, now version 1.2!
Magic Actions for YouTube™
Enhance your YouTube watching experience! Cinema Mode, Mouse Wheel Volume Control, AutoHD, Expand, Snapshots …
'Improve YouTube!' (Video & YouTube Tools)
YouTube, tidy + smart? Youtube video youtube player size youtube color ad skip speed volume channel skipper tags playlist hide
Sidebar for YouTube™
Simple access to YouTube using the sidebar UI
Mytube for Youtube™
Change the design of the YouTube and block any ads on Youtube videos.
YouTube Auto HD + FPS
Automatically set the video quality on YouTube according to its FPS!
Global Twitch Emotes
Twitch culture wherever you go! This extension replaces all Twitch.tv emote phrases with their actual emoticons.
Emoji Minesweeper
Play Minesweeper as Emojis!
Sidebar Sketch
Sketch anytime on your sidebar, even offline.
Nyan Cat for YouTube™
Nyan Cat Progress Bar for YouTube™! Nyan nyan nyan nyan nyan!
YouTube Speed Control
Control the speed of YouTube videos!
Sudoku Sidebar
Play Sudoku on Sidebar anytime in your browser! even offline!
Free Games
Play Free Games Online on your Browser! They are indie games from all over the world!
Soviet Web
Replace text parts like "my stuff" with "our stuff". Communism - it's that easy!
RPG Game Online - Dedalium
Do you like games? Play and turn any website into a fun browser free rpg game
Pixel Snake
Play the sanke game in pixel
Sudoku v2
Play Sudoku from sidebar anytime even offline
Pinky
Web Extension making 'The Settlers Online' collectibles easy to find!
YouTube HD
Automatically change YouTube video quality to HD resolution or the highest available one
Browser Cats
Funny cats chase the cursor in the browser. Your personal cat.
World's most useless extension
The most useless extension in the world.
PocketTube: Youtube Subscription Manager
Group YouTube subscriptions into YouTube folder. Video Deck for Youtube. Mark as watched videos. Filter YouTube video. Youtube mode
Snow for Opera
Add falling snow to your page for a snowstorm effect and turn it into a winter wonderland.
Play T-Rex Dinosaur Game Online
Play theT-Rex Dinosaur game enjoy the “No Internet game T Rex” now.
Example
Example
Super Mario Crossover
The legendary arcade game that has survived the ages and can still be found today in modern arcades. You may have played this game when you were a kid and want to have a bit of fun remembering what it was like.
SmoothScroll
Scroll smoothly on all websites with your mouse and keyboard.
mySkip
Extension for automatically skipping video ads and closing banner ads on YouTube
Open in VLC™ (VideoLAN)
Easily open desired links in the VLC (VideoLAN) media player!