Explore powerful tools and features to customize Firefox and make the browser all your own.
Speed up, slow down, advance and rewind any HTML5 video with quick shortcuts.
Get all CSS styles of selected text
"Dictionary (Google™ Translate) Anywhere" extension provides access to a floating multilingual Google Translate panel on any webpage.
YouTube High Definition is a powerful tool that will let you automatically play all YouTube videos in HD (High Definition), turn off annotations, change video player size, auto stop videos, auto mute videos, control embedded videos and much more.
Squared tabs, application menu, add-on bar, small button view and many more 'old' features for 'Firefox 29-56', not for Firefox 57+! Release builds Beta builds
Australis was the code name for the current Firefox theme, it aimed to make a great browser look awesome. Now you can go one step further and also make it feel awesome to use!
Does everything for an HTML table: Copy (table/row/column/cell), Sort (multi-column), Search (regex, range operations ...), Filter, Chart, Statistics, Rearrange, Combine/Compare. To use: Right click in a real HTML table for the "tabletools2" option.
Tab Groups are an easy way to organize a lot of tabs. You can visually group related tabs, switch between groups, and quickly search through all of your tabs to switch to a specific one.
Allows you to specify the time to restart browser.
Overlay Scrollbars for Firefox.
Open and download links with IDM (Internet Download Manager) - the fastest downloader, compatible with new Firefox Quantum 57+.
AntiMiner is #1 Miner Blocker, helps to stop coin miners, cryptojackers and block mining scripts from your CPU. Best MinerBlock tool