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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.

Rated 4 out of 5 stars (569)
9,427 weekly downloads

Simple YouTube MP3 Button

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.

Rated 5 out of 5 stars (36)
3,639 weekly downloads

YouTube Video Player Speed

YouTube Video Player Speed play YouTube videos in whatever speed you want

Rated 4 out of 5 stars (4)
3,573 weekly downloads

Messenger for Facebook™

Messenger for Facebook™ lets you bring a Messenger right into your browser to chat with your friends.

Rated 5 out of 5 stars (41)
2,647 weekly downloads

Save Button for Pinterest

Save images and pages to your Pinterest account quickly and easily with Save Button for Pinterest.

Rated 5 out of 5 stars (17)
2,409 weekly downloads

WhatsApp Web Messenger

Whatsapp Web Messenger brings WhatsApp right into your browser to chat with your friends.

Rated 5 out of 5 stars (5)
1,896 weekly downloads

Toolbar Button for Facebook™

Toolbar Button for Facebook™ lets you visit your favorite Facebook™ quickly and easily by adding a special button to your Toolbar.

Rated 3 out of 5 stars (49)
1,039 weekly downloads

Photo Zoom for Facebook™

Photo Zoom for Facebook™ lets you zoom Facebook™ images.

Rated 5 out of 5 stars (17)
692 weekly downloads

ALLYouTubeDownloader Requires Restart

ALLYouTubeDownloader extention (FLV/MP4/WebM; HD/HQ). Windows only. Works only with ALL YouTube Downloader 2.3 application or higher (versions 2.2 and lower doesn't work anymore).
Homepage: http://www.allplayer.org/youtube-to-allplayer

Rated 3 out of 5 stars (8)
576 weekly downloads

Message Seen Disable for Facebook™

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.

Rated 5 out of 5 stars (11)
425 weekly downloads

Zindus Requires Restart

Google and Zimbra contact sync for Thunderbird. (TB 24 and above NOT supported)

Rated 4 out of 5 stars (207)
399 weekly downloads

YouTube Video Player Preview

YouTube Video Player Preview lets you preview YouTube videos when you hover over thumbnails.

Rated 5 out of 5 stars (2)
395 weekly downloads

YouTube Video Replay

YouTube Video Replay is a new tool that lets you replay YouTube Videos.

Rated 5 out of 5 stars (28)
290 weekly downloads

GitHub Extension Installer

Install Browser Extensions straight from GitHub Repositories

Rated 5 out of 5 stars (9)
289 weekly downloads

Share Button for Facebook™

Share Button for Facebook™ lets you share any web page on your Facebook™ Timeline by a quick button.

Rated 5 out of 5 stars (27)
264 weekly downloads

Sidebar for Facebook™

Sidebar for Facebook™ brings Facebook™ right into your Firefox. Get notifications, status and photos from Facebook™ instantly.

Rated 5 out of 5 stars (7)
243 weekly downloads

Yahoo! Mail Notifier Requires Restart

This extension notifies you when new messages arrive in your Yahoo mailbox.

Rated 4 out of 5 stars (182)
241 weekly downloads

YouTube Video Center

Youtube Video Center changes the new Youtube design and centers the whole Youtube page on the screen automatically.

Rated 5 out of 5 stars (12)
223 weekly downloads

Gmail Manager Requires Restart

The original Gmail notifier for multiple accounts. Allows you to receive new mail notifications along with viewing account details including unread messages, saved drafts, spam messages, labels with new mail, space used, and new mail snippets.

Rated 4 out of 5 stars (1,345)
197 weekly downloads

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.

Rated 5 out of 5 stars (168)
105 weekly downloads