There's no reason FreeSteam can't also do that, though. There's no copyright, so just have an extension of the steamapp that changes it to point to your server

There's no reason FreeSteam can't also do that, though. There's no copyright, so just have an extension of the steamapp that changes it to point to your server when downloading games / checking ownership. Piracy stops being a service issue when pirates are allowed to make nice services.