Cybera is an Open Source project hosted by SourceForge.
The main project page can be found here.
Cybera installers are available for download from here.
You can also find the source code in the Subversion repository here.
The preferred way to get help on Cybera is through the Help forum.
You can also subscribe to the mailing lists.
Cybera's documentation is under development. For the moment a short Installation guide is available in the following languages :