The software and info related to the Elektra Initiative can be found at libelektra.org and (in all) the following places:
To get the last snapshot from Subversion do the following:
bash:~$ cd src bash:~/src$ svn co http://germane-software.com/repositories/elektra/trunk elektra bash:~/src$ cd elektra bash:~/src/elektra$ # files are here
Elektra has a BSD license.