Arrowbase is a collection of tools for backup persoses. Together they combine a backup system that can
be used on more then one Operating system. This makes the project not only widely spread but portable as
wel.
XSDB XML is to DATA as HTML is to DOCUMENT. Publish and combine data as easily as HTML format and web browsers publish and view documents. Implementations in Python, javascript, java, C#/.NET.
This software is a distributed replicated blob server (inspired by the google file system paper http://www.cs.rochester.edu/sosp2003/papers/p125-ghemawat.pdf ). It stores your blobs ( <=> files) on a given number of your servers.
e4Graph is a C++ library and a Tcl binding providing persistent, reliable, cross-platform storage for graph like structures. Please visit http://e4graph.sourceforge.net for more info.
Metakit is an efficient database library with a small footprint. It's a cross between flat-file, RDBMS, and OODBMS.
Keywords: structured storage, transacted, load on-demand, portable, C++, Python, Tcl, instant schema versioning.