Git, the open source distributed version control system created by Linus ... But a key portion is not; while the code for fetching files and interacting with a remote Git repository is all open ...

Nine years after the birth of WSL, Microsoft is finally making the majority of the code open-source so anyone can contribute.

It includes, among other things, a new File Explorer source control integration feature that's been labeled as an experiment for members of the Windows Insider Program in the Dev and Beta channels.