Highlights previous scroll position
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.
Show a page action after a period of inactivity. Show cat gifs when the page action is clicked.
Аддон позволяющий скачивать разом webm/картинки/гифки с разных имиджборд
Saves any number of tab sessions to use for later. Just open the menu, press "Save Current Session" and it saves the session on your current window!
SeLite Run All Favorites Requires Restart
It runs all test suites marked as favorites in add-on "Favorites (Selenium IDE)". It keeps a list of their locations relative to user's home folder. It exports/imports the list formatted for easy editing and managing in SVN or GIT.
Toggle Personal Toolbar on focus/blur of urlbar.
easy access to Gmail via toolbar-panel UI, plus, get badge notifications
[Works offline too] An add-on to convert your text to speech (TTS). Using chirpy is as easy as selecting text and clicking the add-on icon. See screenshots for details.
Bulk Stored Password Changer Requires Restart
Changes saved passwords for many sites at once. Useful in corporate environments where same password is used for many internal sites
Open SSH client sessions with a terminal emulator
Simple and Smart way to organize all your bookmarks in one Homepage. Access all your favorite bookmarks from any device or browser.
Tired of the Deadspin in your Lifehacker? Too much Jezebel in your Kotaku?
CleanKinja adds a degree of separation between the Gawker sister sites. Cross-posts and shared content from blogs other than the one currently being read are removed.
Keylogger Pro - New! Requires Restart
This software writes down every single key press performed on the computer while surfing the browser.
about:kitchensink Requires Restart
Anchorun Requires Restart
Anchorun is a lazy way to traverse the web. While you are browsing a page, click on the anchorun icon on the toolbar, and look the browser surfing by itself - loading a random link from the current page, and then another from the next page and...