COW
state: beta    license: GPL    timestamp: 2006 - present
Description
COW is a cross-platform object-oriented workspace that provides a powerful API for RTTI, serialization, streaming, mathematics(bitwise, fixed point, vectors and more), storage containers and lots more. Unit tests and tutorial projects are included.

COW is split off from the AlterNova project that originates from January 2003.
Download
For now, you must sync with Subversion to get the latest sources. To sync with the Subversion repository, use the commandline:
svn co https://cow.svn.sourceforge.net/svnroot/cow/trunk COW
If you use a non-standard SVN client, use this as server path:
https://cow.svn.sourceforge.net/svnroot/cow/trunk