My Favorite Add-ons
132 Add-ons in this Collection
Offers the possibility to display documents in browser window.
Markdown document viewer.
Allows to visualize formatted markdown documents in browser.
Add "Go Parent Folder" menu to context menu in The Library list view and Search result in Bookmarks Sidebar.
Adds extension options dialogs to the Tools or Titlebar menu and includes toolbar icon.
This extension adds a new "FaviconizeTab" option to the context menu of the tab...
Facilitates opening multiple tabs from the Bookmarks Menu and various other bookmark/history related dropdown menus. Less need to keep reopening menu, without using the sidebar. Optional auto-closing feature adds extra convenience.
Developer Assistant by Ted Mielczarek, Gavin Sharp, others
A suite of tools for developers.
Returns the 'Properties' menu item that was removed in Firefox 3.6 to the context menu.
Easiest way to Add and Manage Custom User Styles in Firefox.
Add, Edit, enable, disable and delete in-numerous User Style Sheets to redesign the Firefox and the Web.