Rygel is a home media solution that allows you to easily share audio, video and pictures, and control of media player on your home network. In technical terms it is both a UPnP AV MediaServer and MediaRenderer implemented through a plug-in mechanism. Interoperability with other devices in the market is achieved by conformance to very strict requirements of DLNA and on the fly conversion of media to format that client devices are capable of handling.

GIS::Distance calculates distances between geographic points on, at the moment, planet Earth. Various FORMULAS are available that provide different levels of accuracy versus speed.

PETSc is a suite of data structures and routines for the scalable (parallel) solution of scientific applications modeled by partial differential equations. It employs the MPI standard for all message-passing communication.

KDecoration2 is a library to create window decorations. These window decorations can be used by for example an X11 based window manager which re-parents a Client window to a window decoration frame.

The Point Cloud Library (PCL) is a standalone, large scale, open project for 2D/3D image and point cloud processing.

This is a Guile implementation of the Semantic Versioning 2.0.0 specification. It provides tools for reading, writing, and comparing Semantic Versions (SemVers).