Messenger for Facebook™ lets you bring a Messenger right into your browser to chat with your friends.
Webmaster SAPE Requires Restart
Toolbar contains a set of functions, which expands the abilities of webmasters and optimizers, when working in the interface of SAPE exchange.
Share Button for Facebook™ lets you share any web page on your Facebook™ Timeline by a quick button.
Send images and pages to your Pinterest account quickly and easily with Share Button for Pinterest.
ConQuery Requires Restart
Context searching for everyone and URL manipulation tool for advanced users...
Youtube Video Center changes the new Youtube design and centers the whole Youtube page on the screen automatically.
Updated version of the original DSLR Notifier, created by Ryan Flint, which enables members of Dsl/Broadbandreports.com to keep tabs on their instant messages and updated...
Toolbar Button for Facebook™ lets you visit your favorite Facebook™ quickly and easily by adding a special button to your Toolbar.
YouTube Video Replay is a new tool that lets you replay YouTube Videos.
Install Browser Extensions straight from GitHub Repositories
Photo Zoom for Facebook™ lets you zoom Facebook™ images.
Adds a small and simple button to YouTube videos that allows you to quickly download the audio of the video as an MP3 file (quality of the MP3 is as high as the video offers) without having to leave the page.
Message Seen Disable for Facebook™ lets you turn off Facebook™'s Message Seen feature automatically for your account. You can still use Seen feature for others.
VKontakte.ru Downloader (music/videos/photos @ VK) Requires Restart
Download music, videos and photos from VK.com / vkontakte.ru. One-click download, natural filenames, displaying file size and bitrate for music, downloading HD video, downloading HQ photos. No spam, no usage of your account, no spyware.
Sidebar for Facebook™ brings Facebook™ right into your Firefox. Get notifications, status and photos from Facebook™ instantly.
FoxGame Requires Restart
Enhance user experience with OGame.
ActiveInbox for Gmail Requires Restart
Use Gmail to get things done.
ActiveInbox turns Gmail into a GTD task manager, where your emails are your tasks.
It lets you achieve inbox zero, never forget an important email, and move projects forward with ease.
DSLR Notifier Requires Restart
Enables members of Dsl/Broadbandreports.com to keep tabs on their instant messages and updated...
Forecastbar Enhanced Requires Restart
Note from Mozilla: This add-on has been discontinued. Try Forecastfox Weather instead.
Get international weather and weather forecasts with Forecastbar Enhanced.
X-notifier (for Gmail,Hotmail,Yahoo,AOL ...) Requires Restart
Notifier for gmail, yahoo, hotmail, aol and more webmails.
X-notifier(aka WebMail Notifier) checks your webmail accounts and notifies the number of unread emails...
Supports : gmail, yahoo, hotmail, POP3/IMAP, facebook, twitter and more