Plone Project Management (PloneXP) is a light weight project management software closely follow the eXtreame Programming's concept and Agile Development procedures. It is based on Plone 2.5 and higher
A queries management software.
It was primary designed for an IT team to manage the incidents, but can be used to manage any query, inside or outside an organization.
Can be appropriate for Service Desk management.
socklib++ is a light-weight cross-platform C++ socket library. It provides both a high-level interface over iostreams if you want convenience, and a low-level interface if you just want portability.