Linkwad lets you save and restore tabbed browsing sessions called wads. Wads can be shared and accessed from any computer. You can also share your "wads".
Interessant wirkende Liste mit Addons für den Firefox, unter anderem zur PGP-Unterstützung. (ich wünsche mir mehr Informationen über den Ressourcenverbrauch...)
"FEBE allows you to quickly and easily backup your Firefox extensions. ... It will ... rebuild your extensions individually into installable .xpi files. Now you can easily synchronize your office and home browsers."
"CustomizeGoogle is a Firefox extension that enhances Google search results by adding extra information (like links to Yahoo, Ask.com, MSN etc) and removing unwanted information (like ads and spam)."
CoScripter provides an add-on for the Mozilla Firefox browser that lets you play back CoScripts automatically. After you install the CoScripter extension, every script you view on this website will have an "Open in sidebar" button: Open-in-sidebar