OpenGL shader support in Grasshopper
See the wiki for instructions to use https://github.com/mcneel/ghgl/wiki
Bugs and wishes can be found at https://mcneel.myjetbrains.com/youtrack/issues/GHGL
Videos on using GhGL can be found on youtube at https://www.youtube.com/playlist?list=PLs-XUlmGDNIxuQTOSBrknv5EvlrpGCxTs