My Favorite Add-ons
About this Collection
My favorite add-ons
847 Add-ons in this Collection
Play all videos on YouTube with your preferred settings (size, quality, playback rate, …) without cookies using only HTML5.
Screengrab! saves webpages as images.
New features: upload to internet
A very simple tabbed browsing extension that loads your homepage when you open a new tab. If you have multiple homepages, the first is chosen.
A must have tool for Web Developers and Testers to Manage and monitor web cookies.
Export / Backup
Import / Restore
Available in English, French, Spanish, German and Italian languages.
Translate the whole entire page or just a selection using Google Translate.
AiOS lets you open various windows as sidebar panels, and quickly switch between them. So it put an end to the window chaos! In addition to bookmarks and history it opens dialogues such as downloads, add-ons and more in the sidebar.
(former Google Dictionary and Google Translate)
In-line dictionary for any word you point to or double-click; whole page translation of any web page in another language.
Add URLs of audio and video files to VLCs playlist via context menu of your browser
Allows Firefox to reload multiple images that failed to be displayed.
Synchronizes contacts & groups between Thunderbird or SeaMonkey and Google Contacts. Imports Facebook friends, contacts you follow on Twitter, and more.
The first addon you should be installing on a fresh Firefox install. A must have. The most beautiful yet the simplest add-on that makes a strong colorful appeal. Colors every tab in a different color.