Mailsleuth is a add-on for Thunderbird that provides you a full email header analysis of any email in your Inbox. This add-on is designed to provide a report on the email headers on any email you choose from your inbox. MAJOR updates for Feb 2013!
RequestPolicy Continued No Restart
Be in control of which cross-site requests are allowed. Improve the privacy of your browsing by not letting other sites know your browsing habits. Secure yourself from Cross-Site Request Forgery (CSRF) and other attacks.
This add-on provides configurable keyboard shortcuts for several actions and a dialog to customize them.
All shortcuts can be redefined in Tools -> Key settings
Show the IP address of the current page in the status bar. It also allows querying custom information services by IP (right click) and see location and avaiable vouchers for shopping sites. Additionally you can copy the IP address to the clipboard.
Easy to Download YouTube Videos in FLV and MP4 and Convert to MP3,AVI etc.
No need flash plugin on embeded youtube movies
IE Tab + is an enhanced version of IE Tab. It supports FF 3.5 or greater, integrates IE Tab with Adblock Plus in the IE Tab engine, and synchronizes cookies between IE and Firefox. You can easily import settings from the original IE Tab into IE Tab +
Adds "Watch Thread" and "Ignore Thread" to right click context menu in Thunderbird and Seamonkey.
One Click Validator. Provides you a button to validate a page using a validator like w3c or another user defined
This extension allows you to launch SmartWhois and perform a Whois query on the current URL. SmartWhois is a useful network information utility that allows you to look up all the available information about an IP address, hostname or domain...
Forumzilla lets you read news and blog feeds in your email application. It is similar to the feed reader built into Thunderbird, but it lets you download stories into any folder in any POP, IMAP, or local account (configurable per...
Add-ons Button No Restart
Opens the Add-ons window to perform tasks on your installed Extensions, Themes, Plug-ins and Language packs.
Adds to browser simple answers questions scripts generator.
Reload Skip Cache Button No Restart
Reload page without using content stored in the browser cache to make sure you get any updates.
Page Navigation Buttons No Restart
Adds a few buttons to help with page navigation, including Page Top, Page Bottom, Page Down and Page Up.
BackupHelper is an Add-On to the firefox extension ScrapBook / ScrapBook Plus. This is modified version of the original Add-On. Uninstall the original BackupHelper before you use this extension.
Serenatas For You No Restart
En 4 pasos envía la serenata, sencillo, seguro y rápido.
Modify HTTP Response No Restart
Rewrite http response body using search & replace patterns
Share to your Google+ Profile or Google+ Page with just click of a button.