The document discusses several different operating systems:
- WebOS describes network services for internet-scale distributed computing. It can also refer to web-based desktop environments like eyeOS.
- Amoeba OS was a research project to connect multiple computers seamlessly. It had a distributed networking architecture.
- Desktoptwo is a free web-based desktop environment that mimics the look and feel of a traditional desktop OS. It requires Adobe Flash and has applications built with PHP.