The X.Org Server projects and other X.Org projects are tracked via this sub-channel.
Glamor provides generic 2D acceleration support via OpenGL.
The X.Org Server reference X11 server implementation.
The xf86-video-ati driver is the X.Org DDX driver for open-source ATI/AMD Radeon graphics of varying generations.
The xf86-video-intel driver is the X.Org DDX driver for open-source Intel graphics with their in-house GEN / HD graphics processors.
The xf86-video-modesetting DDX provides a generic X.Org driver for hardware implementing a DRM/KMS driver.
The xf86-video-nouveau driver is the X.Org DDX driver for the open-source Nouveau driver that is reverse-engineered for NVIDIA GeForce/Quadro GPU support