Singularity is a non-Windows operatings system platform being developed by Microsoft Research and it is available for free to download.
Singularity focuses on the construction of dependable systems through innovation in the areas of systems, languages, and tools. Microsoft is building a research operating system prototype called Singularity, extending programming languages, and developing new techniques and tools for specifying and verifying program behavior.
Singularity has a strong following and for the investigation of type safe programming or dependability, singularity is a great demo of what a research O/S should look like.
Microsoft has just announced that the number of downloads of Singularity OS has crossed 300,000!
If you are a student looking for a thesis of some sort, this operating system is sure to interest you.
If you an instructor looking to add some sparkle to your Operating System class, this might be an interesting addition or extra credit project.
Researchers may find the more advanced BarrelFish to be of more interest and relevance.
Download the Bootable ISO of Singularity operating system from Codeplex.