Extensions by Name

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Organize Status Bar Requires Restart

This extension will enable you to organize your status bar icons. You can now rearrange or remove any item (icon or text) in the Firefox status bar. If your status bar is full and cluttered like mine was, give this a try.

Rated 4 out of 5 stars (264)
1,243 users

originAS

Looks up the origin AS (Autonomous System) for the current Website.
It will insert a small box with the infos on the bottom right corner. You can double click it to let it disappear until the next page load.

Not yet rated
16 users

Originz

A source viewer that enables you to view not only page's HTML source but also style sheets and scripts. It uses Prism syntax highlighter and it can beautify(unminify) the source code.

Rated 4 out of 5 stars (11)
245 users

Oritor Desktop Streamer

Jitsi-Meet Desktop Sharing: enables screen sharing for the Jitsi-Meet application.

Not yet rated
1 user

Oritor Desktop Streamer

A simple extension that allows you to share your desktop with conference participants. Display and edit presentations, documents, financial spreadsheets, photos and other resources with participants.

Not yet rated
7 users

Oritor Screen Capture

This firefox extension enables screen capturing support in Firefox for Oritor pages.

Not yet rated
11 users

Oriya fonts package

-Oriya script fallback fonts for Firefox (Android edition)
Addon installs Oriya font (Lohit-Oriya.ttf under SIL OFL 1.1 license) that enables proper rendering of
Oriya script on all sites (Facebook, Twitter, Google, etc.),

Rated 4 out of 5 stars (5)
58 users

Orkut Black Edition by Hemant Pawar Requires Restart

Black Theme of Orkut

Rated 4 out of 5 stars (3)
85 users

Orkut Helper Requires Restart

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)
0 users

Orkut Linkifier Requires Restart

Converts links into genuine ones on orkut, making navigation easier.

Rated 2 out of 5 stars (6)
0 users

Orkut Scrap Helper Requires Restart

Orkut [http://www.orkut.com] is an online community that connects people through a network of trusted friends. ...

Rated 5 out of 5 stars (2)
0 users

Orkut Scrapbook Searcher Requires Restart

This adds a search box inside the orkut page for searching through scrapbooks,communities. The box is context sensitive and automatically changes between searching scrapbook,community threads and community thread messages...

Rated 1 out of 5 stars (3)
0 users

Orkut ScrapEasy Requires Restart

Makes replying to scraps at Orkut (www.orkut.com) easier...

Not yet rated
1 user

Orkut Scrapper Requires Restart

This extension helps Orkuting easier! . This has lots of features which enables scrapping easier...

Rated 5 out of 5 stars (2)
1 user

Orkut Toolbar Requires Restart

Orkut Toolbar helps you to format the text of your posts in the Orkut forums, easily access all common functions of orkut, create and manage custom signatures and insert and view images and flash movies in orkut posts and scraps.

Rated 4 out of 5 stars (22)
51 users

OS X Dock Icon Changer

Allows you to set a custom icon for your Firefox in you Mac OS X dock.

Rated 1 out of 5 stars (1)
26 users

oScan Requires Restart

This Extension is for a fan-project of mine for the browsergame OGame...

Not yet rated
0 users

Oscar HQIC HMP-Central Brampton FHT - Requires Restart

Link to Intellidash, HMP functionality

Not yet rated
3 users

OSCAR I WILL NEVER LEAVE YOU

Stay logged in to OSCARplus (McMaster University careers page). When installed, this addon will automatically remove the annoying "Keep me logged in" prompt, and you will stay logged in until you close all OSCARplus tabs.

Not yet rated
2 users

OshiChat Compatible with Firefox 57+

Oshi Chat colours and Icons

Not yet rated
8 users