gBib is Free Software, distributed under the terms of the GNU General Public License. You need Gnome and the C++ standard libraries (libstdc++) to use it.
Unstable version is 0.1.3rc.
Download source code: gbib-0.1.3rc1.tar.gz
For older versions and/or RPM packages, check the ftp directory.
For Debian packages check this link http://packages.debian.org/gbib.
See the ChangeLog for the full report on changes between versions.
Requirements to compile: C++ compiler, libstdc++ library, GTK+ >= 1.2 and Gnome >= 1.0.
gBib is hosted by the Simple End User Linux Project.