Extensions by Name


Oscar HQIC HMP-Central Brampton FHT -

Link to Intellidash, HMP functionality

Not yet rated
6 users


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
1 user

OSI: Servicio AntiBotnet

Servicio de la OSI que notifica amenazas relacionadas con botnets que se puedan estar produciendo desde tu conexión a Internet. Al instalar este plugin en tu navegador se ejecuta de forma periódica el servicio de chequeo de la OSI.

Rated 3 out of 5 stars (2)
1,203 users

OSIC No Restart

OSIC Firefox addon

Not yet rated
4 users

OSM Links

This extension adds entries to the context menu, that can help you to send Links or Text that contain GPS-coordinates to the OSM Links website. This enables you to switch between many OpenStreetMap-based SlippyMaps much faster.

Not yet rated
179 users

OSM Widgets

add links to firefox

Not yet rated
3 users


Jump from a compatible map (OpenLayers, GoogleMaps) to another keeping active bounding box.

Rated 4 out of 5 stars (6)
138 users


oSokker has been written as an extension to the web-based online soccer manager Sokker. It provides lots of visual enhancements to the sokker.org website and tries to improve the gaming experience by adding many new features to the site.

Rated 4 out of 5 stars (3)
1,239 users

Otogami PowerUp No Restart

PowerUp te avisará automaticamente si encuentra una oferta mejor mientras tu navegas y compras en tus tiendas de videojuegos favoritas.

Rated 3 out of 5 stars (4)
629 users

OTR-Ratte No Restart

Die Erweiterung OTR-Ratte stellt Funktionen des Mirrors OTR-Ratte direkt auf OnlineTvRecorder zur verfügung.

Not yet rated
2 users

Otras miradas

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

Not yet rated
4 users

Otrs helper

OTRS helper by Jul (dev 5)
Дополнение слежения и упрощения работы с ОТРС

Rated 5 out of 5 stars (4)
40 users

OTRS Watcher

Display amount of locked, watched, responsible entries and those in the queues

Rated 3 out of 5 stars (2)
2 users

OÜI FM Toolbar No Restart

Accédez à OÜI FM et ses webradios OÜI FM Alternatif, OÜI FM Classic Rock, OÜI FM Blues'n'Rock et OÜI FM Rock Indé directement à partir de votre navigateur Firefox

Not yet rated
5 users

Our NPIC for Firefox No Restart

Our NPIC 國立屏東商業技術學院校園資訊非官方聚合平台 [Firefox插件]

Not yet rated
1 user


This is the official outdoorcoverpros extension for you to search for covers to maintain your luxury items.

Rated 4 out of 5 stars (5)
1 user

Outlook Button

A Outlook Button You Can Stick On Your Navigation Toolbar, Bookmarks Toolbar, Or Menu Bar.

Rated 3 out of 5 stars (7)
3,787 users

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)
952 users

Outlook Notifier No Restart

Display how many unread messages you have in your outlook webmail

Rated 4 out of 5 stars (16)
4,249 users

Outlook simple watcher No Restart

A simple addon to monitor your outlook emails by a button with badge for the unread count and desktop notifications.

Rated 5 out of 5 stars (3)
467 users