Rat Migration is the code name for Rat OS, a free and open-source Operating System made in C#. It uses Cosmos Devkit, an operating system development kit that is growing every day. Thanks to xyve#5469, Tech Media, Terminal.cs#4512 for assitance and help!
Check out the Wiki here: https://github.com/KrabbyKode/RatMigration/wiki