TweetDeck web app is your personal browser connecting you with your contacts across Twitter, Facebook, Foursquare and Google Buzz.It brings together the power and flexibility of our award-winning desktop application, with a new cool and clear design, into...

ImportExportTools is a Thunderbird extension that allows you to export and import messages with more flexibility. ImportExportTools is an open source add-on designed to work with Mozilla Thunderbird 1.0 and later.How to Install in Thunderbird;1....

FlashGot for Thunderbird

FlashGot for Thunderbird 1.5.5.96 / 1.5.5.97 RC1

FlashGot is an open source add-on, compatible with several Mozilla products, such as Thunderbird, Firefox and SeaMonkey, that transforms any supported download manager application (see below a list) into a download manager for Mozilla products.Long story...

FireBug

FireBug 2.0.6

Firebug is a free, cross-platform and open source add-on for the Mozilla Firefox web browser, designed to allow web developers and web designers to easily and quickly find flaws in the source code of their website(s).With Firebug, you will be able to...

AdBlock

AdBlock 2.6.18 / 2.6.20 Beta

Your favorite extension in Mozilla Firefox, Mozilla Thunderbird and SeaMonkey products finally comes to Google Chrome, attempting to block ads and banners on websites.By default, AdBlock includes the EasyList filter, which covers almost any annoying ad...

Proxy List is a free and open source extension for the Google Chrome, Chromium and Mozilla Firefox web browsers, providing a powerful and user-friendly proxy finder, a complete replacement for top proxy websites. It will allow you to browser the Internet...