To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
CloseWelcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.
CloseDeveloper reply by Thomas Schmid
Rated 4 out of 5 stars
Hello,
Are you aware of http://www.trustedbird.org/tb/Out_of_Office ? Maybe you could benefit from their experience / developments...
Yupp, I am aware of Out of Office. It actually uses the communication back end developed for this extension.
To create your own collections, you must have a Mozilla Add-ons account.