RTS2 is project to create an open source environment for control of a fully autonomous observatory. It is running about dozen fully autonomous observatories. Its modular design allow easily addition of new devices (to already huge supported HW list).
The Dragon Fire compiler takes a new, 21st century, look at the Dragon (i.e. Dragon Book). No longer impenetrable to the programmer, this compiler is open and available to them. You control the Dragon, and get Dragon insight into your programs.