Online bibliographic manager for research groups. Zotero-compatible.
refbase is a web-based bibliographic manager which can import and export references in various formats (including BibTeX, Endnote, MODS XML, and OpenOffice). It can make formatted lists of citations and offers powerful searching, rich metadata, and RSS.
FastVersion is a Qgis plugin for data versioning in a Postgis database
...The system uses algorithms and data structures so that information is not duplicated each time a version is created.
We recommend downloading it from the Qgis app.
Plugins->Manage and Install Plugins->Settings->Show also experimental plugins
Plugins->Manage and Install Plugins->Search FastVersion
If downloaded from sourceforge, it must be unzipped in \.qgis2\python\plugins