Social & Communication


Open URIs

Allow trying a URI or URIs (esp. a special protocol or URN) in links before falling back to href (and allowing alternate URIs)

Not yet rated
2 users

Open URL

allows you to highlight and open unclickable links on webpages.

Not yet rated
71 users

Open Wiki Edit Page No Restart

Right-click a Mediawiki-style link (as used at Wikipedia) to be able to go directly to its edit page.

Rated 3 out of 5 stars (1)
83 users

Open Your Peepers No Restart

Eliminate pain from working at a computer desk and office with this Add On. Displays fun, rejuvenating exercises in regular, non-distracting intervals to eliminate pain and restlessness from eye, back, neck, and arm pain. Live and work free again!

Not yet rated
3 users

This is a fully featured collaboration platform for your organization. Create cases containing contacts, calendar events, notes, chatrooms, and files. Keep track of your time using timesheets.

Rated 4 out of 5 stars (3)
30 users

OpenDNS Domain Tagging Assistant

Help users to submit or vote site tags to the Domain Tagging database by the right-click context menu. Make sure to sign in OpenDNS before use.

Rated 5 out of 5 stars (2)
3 users

OpenID for Firefox

Easy usage of your OpenID on sites supporting OpenID.
Clicking the urlbar OpenID icon sends your OpenID to the site.
Dragging the urlbar OpenID to an OpenID input field inserts your OpenID there.
Uses Firefox Sync to sync your OpenIDs .

Rated 4 out of 5 stars (6)
163 users

openoox-homepage No Restart

Set Openoox as your homepage and new tab.

Not yet rated
101 users

OpenReviewProject - Review The Internet!

Finds reviews on a specific site or a page using ORP ( service and opens "Discussion Board" on-the-fly.

Rated 4 out of 5 stars (7)
73 users

OpinionCloud (for YouTube & Flickr)

The OpinionCloud summarizes comments on YouTube videos and Flickr photos in order to get an overview about the crowd's overall opinion.

Rated 4 out of 5 stars (11)
6 users

Orkut Helper

Orkut Helper is a small extension for your Mozilla Firefox browser that will make your stay on orkut much more pleasant add a lot of useful and interesting features into the website's interface.

Rated 4 out of 5 stars (7)
4 users

Otras miradas

Provee otras miradas sobre la realidad que la que te dan los medios en Argentina.

Not yet rated
1 user

Outlook Button

Add a native looking button to Firefox on the Navigation Toolbar. Left click to go to Outlook, Middle click to open Outlook in a new tab.

Rated 4 out of 5 stars (9)
1,005 users

Outlook Web App Notifications No Restart

Add system notifications capability to OWA (Outlook Web App). No configuration needed. System notifications about new emails or reminders are shown, the fav icon and OWA tab title are also updated with the unread email/reminder count.

Rated 4 out of 5 stars (5)
3,666 users

Outlook Web App: Show Unread Count in Tab

This will check for unread messages when using the Outlook Web App and put the unread count in the Outlook Web App tab. Pretty simple javascript app wrapped in a Firefox Extension.

Rated 3 out of 5 stars (5)
225 users

Outlook™ Notifier Plus No Restart

Outlook™ Notifier Plus is the easiest way to open your Outlook inbox while you browse internet.

Rated 3 out of 5 stars (2)
516 users

OVS Extensions

S'ouvrir de nouvelles options sur OVS, c'est possible avec ce module :
- enlever sa situation amoureuse
- définir son âge à plus de 69 ans
Et d'autres à venir

Not yet rated
3 users

Ovulation Predictor

It will show you your most fertile dates and it suggests when your next period is expected to start.

Rated 3 out of 5 stars (1)
10 users

OWF Chat Box

Chatango chat and radio for

Not yet rated
4 users

Ownza Firefox Extension No Restart

With Ownza's Firefox Button:
(1) Any time you visit a store online, the Ownza Button shows you what your friends and tastemakers own or want from that store.
(2) Earn cash back on purchases when you add things from the store to your Ownza profile.

Rated 5 out of 5 stars (1)
3 users