Links

Link: https://addons.mozilla.org/firefox/1122/

Tab Mix Plus enhances Firefox's tab browsing capabilities. It includes such features as duplicating tabs, controlling tab focus, tab clicking options, undo closed tabs and windows, plus...Continued...

Link: https://addons.mozilla.org/firefox/1269/

Performance and network tweaks for Firefox.

Fasterfox allows you to tweak many network and rendering settings such as simultaneous connections, pipelining, cache, DNS cache, and...Continued...

Link: https://addons.mozilla.org/firefox/1865/

Ever been annoyed by all those ads and banners on the internet that often take longer to download than everything else on the page? Install Adblock Plus now and get rid of them....Continued...

Link: https://addons.mozilla.org/firefox/16/

A clean, easy to use and highly extensible Internet Relay Chat (IRC) client.

Link: http://dmextension.mozdev.org/

The Download Manager Tweak extension streamlines the current Firefox download manager. The extension allows the Firefox download manager to be opened in a separate window, the sidebar, or...Continued...

Link: http://gorgias.de/mfe/

This extension adds an option to the bookmarks menu and/or the context menu for bookmark folders that enables you to add a bookmark to that folder. This feature is present in Opera where...Continued...

Link: https://addons.mozilla.org/firefox/60/

Adds a menu and a toolbar with various web developer tools.

Link: http://sage.mozdev.org/

Sage is a lightweight RSS and Atom feed reader extension for Mozilla Firefox. It's got a lot of what you need and not much of what you don't.