[Discover] FirePHP - Firebug Extension for AJAX Development http://www.firephp.org/HQ/Use.htm
(php firefox debugging software) 
[Discover] del.icio.us/help/firefox/search http://del.icio.us/help/firefox/search (firefox tagging)
[Discover] Mozilla Firefox Erweiterungen http://texturizer.net/firefox/extensions/ (firefox)
[Discover] Mouseless Browsing in Firefox http://www.mouseless.de/index.php?/content/view/14/26/ (firefox)
[Discover] Gnome, NetworkManager, and FireFox/IceWeasel 3 starting in Offline mode " Autarchy of the Private ... http://bogdan.org.ua/2008/07/19/gnome-networkmanager-firefox-iceweasel-3-starting-in-offline-mode.ht ... (mode networkmanager hardy ubunt)
[Discover] Gspace :: Firefox Add-ons https://addons.mozilla.org/en-US/firefox/addon/1593 (firefox google gmail storage)
[Discover] del.icio.us/help/firefox/search http://del.icio.us/help/firefox/search (firefox tagging)
[Discover] Mozilla Firefox Erweiterungen http://texturizer.net/firefox/extensions/ (firefox)
[Discover] Mouseless Browsing in Firefox http://www.mouseless.de/index.php?/content/view/14/26/ (firefox)
[Discover] Gnome, NetworkManager, and FireFox/IceWeasel 3 starting in Offline mode " Autarchy of the Private ... http://bogdan.org.ua/2008/07/19/gnome-networkmanager-firefox-iceweasel-3-starting-in-offline-mode.ht ... (mode networkmanager hardy ubunt)
[Discover] Gspace :: Firefox Add-ons https://addons.mozilla.org/en-US/firefox/addon/1593 (firefox google gmail storage)