a pArallel Server for Adaptive GeoInformation.
A documentation of the interface is available here: http://tum-i5.github.io/ASAGI/doc.pdf
If you want to contribute to ASAGI, the full documentation might be interesting:
http://tum-i5.github.io/ASAGI/index.xhtml
ASAGI is release under LGPLv3 (see COPYING)