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PEPS
https://github.com/MLstate/PEPS
PEPS is an email, file sharing and collaboration server that intends to fullfil the need for high-quality on-premises software that could rival with top-notch SaaS products such as Gmail or Dropbox, and innovate with new features.
Chacal - a CardDAV extension for Thunderbird - Gitorious
http://gitorious.org/chacal-a-carddav-extension-for-thunderbird#more
This is a very experimental, not complete, not fully functionnal, probably heavily bugged project. In fact, for the moment, this is closer to a proof of concept than an actual “usable” extension. But it works as long as you don’t stress it too much :).
Added 12 years ago