Privacy & Security
Custom History Deleter Requires Restart
By default Firefox provide five options to delete browsing history, which includes Last hour, last two hours, last four hours, last day and everything. This add-on deletes the history at Minute, Hour, Days and Week level.
A really generic user agent switcher. Updated versions of Firefox user-agent strings (up to 18.0).
This add-on toggles between default and strict configurations for security.ssl3 preferences.
In default mode, all preferences are reset to their default value, while in strict mode, only whitelisted preferences are activated.
jailbreak for google widget Requires Restart
If your google search is limited by local government, It is a very good helper.
PhishTank SiteChecker Requires Restart
PhishTank SiteChecker gives Firefox users a way to bring the community judgment of PhishTank (http://www.phishtank.com/) into their favorite browser, for extra protection against phishing...
LinkWalker Requires Restart
A simple context-menu utility for links, which decodes embedded and cloaked URLs, strips off query-string parameters, and converts text selections to clickable links.
Certificate Watch Requires Restart
Informs you when digital certificates for secure websites are used.
Password Backuper Requires Restart
Export your Firefox Saved Password as a Backup automatically!
Needs "Passwort-Exporter" Extension (Version 1.2 testet)
This add-on allows a quick access to the mailboxes of disposable e-mail addresses of Discard.email (http://discard.email)
TheRealURL Requires Restart
Get URL information: expand short URLs, get title and content type information without visiting the site.
UPDATE, AUG 2013: THIS EXTENSION IS NO LONGER SUPPORTED. The source is open - if you wish to take on the development, you're welcome.
Sanitisminau Requires Restart
Tired of stupid windows when you only want to clear your history? Sanitize me now!
This is a Firefox extension that shows in a readable format, the state of HSTS and HPKP domains stored by the browser. Firefox does not have a native way to show these domains or this functionality documented.
This add-on shows a warning screen when the user tries to open a site from Delyan Peevski's media group.
Anti-Force Like for Firefox By Ming Apps Requires Restart
Show Hidden Content Automatically Without FACEBOOK LIKE!
IDND Requires Restart
IDND pops up a warning message whenever the domain of the site you are visiting contains a suspicious mix of characters from different language scripts.
MegaUpload DownloadHelper Requires Restart
Download from MegaUpload.
MegaUpload Download Helper will start your download once ready.
MegaUpload Download Helper will monitor time limitations and will auto-start your download.
SSL Proxy Requires Restart
Connect to proxies which require an SSL connection.
Disable HTTP Referer at Startup Requires Restart
Disable Send HTTP Referer at Startup everytime.
A simple extension that redirects Google searches to DuckDuckGo, a much more secure search engine.