To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!Close
Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
Most Popular Extensions
Uma forma simples de integrar o Instagram ao Firefox.
Augmented Terraria Community Forums No Restart
Adds some features to Terraria's Community Forums that aren't already present.
LivaRava No Restart
LivaRava is an associative web or associative social search engine, which uses keywords, images, sounds, videos and links to build associations. The advantage of LivaRava is that it speeds up search of the relevant information.
رادیو آهنگ No Restart
Radio Ahaang | LimooWEB
SaveMyBookmarks No Restart
This will save you countless hours when researching topics and trying to remember which pages you were referencing. It will save your bookmarks on one place which can access easily.
Karismo Screen Sharing Extension No Restart
This add-on allows you to share screen whith other users.
PlayAnyWay No Restart
PlayAnyWay - позволяет пользоваться заблокированными сайтами, путем использования активных зеркал данных ресурсов
Select a word and translate it from English-2-Greek-2-English using in.gr dictionary. You can also search Wikipedia for the selected word! The in.gr translation uses magenta lexicon software which is way better than systran of altavista's...
Lightweight WHOIS Lookup - Adds a small WHOIS button.
For FireFox 3+ use Vitzo's WHOIS add-on instead: https://addons.mozilla.org/en-US/firefox/addon/10494
Allows to post your currently playing songs to Twitter with a click. As a bonus, you can also post the websites you're visiting, videos you're watching and more!
A nifty tool which allows you to clip out portions of webpages and reload them later to check for updates.
A theme based on the Nintendo Wii.
Muestra el estado de la red de subtes de Buenos Aires en tiempo real. La informacion es provista por metrovias.
An extention that allows users to submit words for inclusion in the Romanian dictionary.
automatically get a download link from MegaUpload
Displays the rank of each search result entry in front of the title. Supported search engines: Google, Yahoo and Bing.
SilveOS.com - Silverlight operating system. It is a website that simulates an operating system inside web browser. You can launch applications right away without installation and it will be executed in draggable and resizable windows.