Up & Coming Extensions


Gmail Manager-community Requires Restart

Manage multiple Gmail accounts and receive new mail notifications.

Rated 4 out of 5 stars (21)
1,068 users


Block ads and manage proxy.

Rated 5 out of 5 stars (91)
4,180 users


Enlarge thumbnails, and show images/videos from links with a mouse hover.

Rated 5 out of 5 stars (67)
17,152 users

No Resource URI Leak

Deny resource:// access to Web content: We fill the hole to defend against fingerprinting. Very important to Firefox privacy. A direct workaround for bugzil.la/863246

Rated 5 out of 5 stars (14)
4,116 users

Facebook Photo Zoom

Facebook Photo Zoom lets you zoom Facebook images.

Rated 5 out of 5 stars (15)
15,671 users


IPv4/IPv6 Protocol Indicator and Configuration Manager

Rated 4 out of 5 stars (12)
3,101 users

Image Zoom (ugly fixes) Requires Restart

A lazy fixing of Image Zoom

Not yet rated
51 users


A full featured color selector tool, to work with colors, and easily find the colors you want.

Not yet rated
46 users

Google Hangouts Web Messenger

Google Hangouts Web Messenger brings Google Hangouts right into your browser to chat with your friends.

Not yet rated
590 users

Stop Watch timer (Sea Monkey)

Stop Watch timer for Sea Monkey

Not yet rated
1 user

Tasks Scheduler (Sea Monkey)

Keep a list of your important todo list in one place.

Not yet rated
2 users

Force Safe Search

Forces safe search on the major search engines.

Not yet rated
17 users


Live in harmony with ads.

AdSidebar is an alternative to traditional ad blocker extensions that benefits both the user and content creators. Ads are displayed in a sidebar on the right side of the screen.

Not yet rated
9 users


Der Spam-Filter für Xing! Entfernt störenden Spam aus der Xing-Timeline und den Gruppen.

Not yet rated
2 users

Google Cache

Google Cache lets you visit retrieve the web page from Google Web Cache when the site is offline.

Not yet rated
129 users

XDM Hook Requires Restart

XDM integration module for Firefox

Not yet rated
163 users

jsbtn Requires Restart

JS on/off status bar button

Not yet rated
3 users

PlayFlash 64bit Requires Restart

Flash player plugin - unofficial xpi repack for 64bit browsers. Use when official plugin installer is not suitable. All binary files are copyrighted by their authors and distributed for free.

Rated 5 out of 5 stars (2)
186 users

Stop All Ads

Browse Safely. Optimize Surfing

Not yet rated
182 users

Tategaki Requires Restart

Tategaki allows vertical writing-mode on mail compose window.

Not yet rated
14 users