RTS2 is project to create an environment for control of a fully autonomous observatory. It is known to run about a dozen fully autonomous observatories. Its modular design allow easily addition of new devices (to the already huge supported HW list).
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.