Contributors ------------ The main development has been done by Josef Heinen who currently maintains the software. There is a number of active developers - special thanks to Florian Rhiem and Christian Felder who have made valuable contributions. Major contributors include the following (in alphabetical order): **Fabian Beule** implemented the GR3 surface function **Georg Brandl** made several contributions to qtgr and the setup.py script **Malte Deckers** implemented an interpolation function **Marcel Dück** wrote the Java code and the iGR iOS App **Christian Felder** provided the qtgr module, the setup.py script and the GKS iOS App. As part of a collaboration the GR framework has been integrated into `NICOS `_ (a network-based control system completely written in Python) as a replacement for PyQwt. **Marvin Goblet** developed the initial GKSTerm implementation **Ingo Meyer** implemented the GKS wxWidgets plugin **Maximilian Heuwes** implemented the GRM wrapper for Python 3 and added imshow & isosurface to the GRM **Daniel Kaiser** developed the *Swift* binding and improved the HTML5 stuff **Philip Klinkhammer** implemented the GKS PGF device driver **David Knodt** wrote the video converter routines **Robert Nesselrath** provided the glgr application **Florian Rhiem** designed and implemented *GR3* **Jonas Ritz** developed a software-renderer for *GR3* **Elmar Westphal** wrote the gr_textex routine **Jörg Winkler** implemented the GKS OpenGL device driver