Extensions by Name

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OmniSidebar Featured

Bring your bookmarks into view with just a gesture. Move the sidebar across the screen. Open a different sidebar by just clicking its title. And more! Keeps your sidebar simple and quick to access!

Rated 5 out of 5 stars (121)
67,168 users

Omnivalidator Requires Restart

Validate content (typically web pages) using any number of configurable validation services, such as the W3C Markup Validator and Validator.nu, and view the validation results in a Firebug-like panel in the browser.

Rated 5 out of 5 stars (1)
90 users

OMonitoring.ru Requires Restart

Omonitoring.ru - меняй валюту с выгодой! Мониторинг курсов обменных пунктов.

Not yet rated
1 user

omploader Requires Restart

The omploader extension allows you to easily ompload images, links and pages from your browser. Omploader is a free image and file hosting service.

Rated 4 out of 5 stars (14)
0 users

ÖMU HAN-Generator

Mit dem ÖMU Han Generator kannst du direkt während dem Surfen durch einen einfachen Klick eine Verbindung mit dem HAN-Server (Literaturlieferdienst) der Medizinischen Universität Wien herstellen.

Rated 5 out of 5 stars (1)
7 users

On.net toolbar Requires Restart

On.net is a innovative internet provider which runs the most popular Macedonian web portal and blog service.

Rated 5 out of 5 stars (4)
8 users

OnAir_FM Requires Restart

Shows what`s going on Radio_FM + Last.fm scrobbling feature + Stream_FM built-in player.
Twitter channel: http://twitter.com/#!/onair_fm

Rated 4 out of 5 stars (10)
51 users

onBeforeSendHeaders testcase Compatible with Firefox 57+

onBeforeSendHeaders testcase

Not yet rated
1 user

Onda Sul FM - Carmo do Rio Claro-MG

VIRTUALcast FacePlayer - Onda Sul FM.
Ouça a sua rádio preferida enquanto navega no Facebook.

Not yet rated
8 users

Ondoku Compatible with Firefox 57+

Text to speech extension for browsers, thanks to API by ResponsiveVoice.js.
The feature is simple. When you make a text selection, the text speaks.

Rated 5 out of 5 stars (3)
93 users

One Click Popup Dictionary Requires Restart

One click to quickly know the various English word definitions, IPA, pronunciation with audio - all in a pretty white popup at the top right of the browser, without affecting your browsing experience.

Rated 4 out of 5 stars (40)
849 users

One Click Proxy Requires Restart

One Click Proxy is the fastest and easiest way to use open proxies from OneClickProxy.org !
Only ONE click is needed to set up the proxy in your browser !
Enjoy !
Youtube Demo

Rated 3 out of 5 stars (2)
66 users

One Click Proxy IP

The easiest way ever to change IP and browse anonymously! Just activate it with one click and it's done, you're browsing the web with a random HTTP or Socks proxy list from several countries in the world. No ads. 100% free to prevent web censorship.

Rated 4 out of 5 stars (39)
17,161 users

One Click Salesforce Login Compatible with Firefox 57+

Enables you to login in SalesForce (Force.com) with one click.

Rated 5 out of 5 stars (6)
34 users

One Direction Tribute New Tab

A high-res One Direction image on your new tab! Equipped with web search and new tab features

Not yet rated
1 user

One Touch Dialer

Single click access to frequently used websites.

Rated 5 out of 5 stars (1)
3 users

One-click IBAN Generator

Generates an IBAN from Dutch bank accounts

Not yet rated
1 user

One-click Screenshot Compatible with Firefox 57+

Take screenshots of entire websites. Simple as that.

Rated 4 out of 5 stars (9)
1,368 users

One-Click Translate Page

A basic Mozilla Firefox Add-On. Press the Translate button and the current page will open in Google Translate in your chosen language.

Rated 3 out of 5 stars (5)
3,740 users

One-Page Cracked

Shows Cracked.com articles in a single page.

Not yet rated
20 users