libartnet is the core library. artnet-examples is a package containing sample programs that demonstrate the use of the library. Not all examples will compile on all platforms.
libartnet
Stable: libartnet-1.1.2.tar.gz, released Feb 27, 2013
GIT Repo: github.com/OpenLightingProject/libartnet
ArtNet Examples
Stable: artnet-examples-0.3.13.tar.gz, released Feb 27, 2013
Git Repo: github.com/OpenLightingProject/artnet-examples