king of the Franks who unified Gaul and established his capital at Paris and founded the Frankish monarchy; his name was rendered as Gallic `Louis' (466-511)

Early Frankish king; converted Franks to Christianity c. 496; allowed establishment of Frankish kingdom. (p. 377)

As you can use Irrlicht or Ogre3D to easily create 3D games, Clovis is a toolkit that allow game developers to easily create 2D games. Clovis use the SDL librarie to simplify game creation and add a lot of home made tools.