From the Github page:

A community powered list of programs that work (and those that don't) on the Windows subsystem for Linux. The official Microsoft repository for filing bugs etc is located here. This repo complements the offical one by providing a quick reference for how well programs run.

I've been testing many commands in Bash for Windows; this list has the latest updates on which commands and tools work.

Want to discuss? Reach out to me on email or Twitter.