hausken

Looking further into it i see a license can just be added like [this example](https://github.com/NixOS/nixpkgs/blob/a8af0c1cf0aff752d500738ea7f9d2eff79734dc/lib/licenses.nix#L972) and i guess that license could then be just set to unfree and url pointing...

Hi @rycee , sorry for direct ping, but could you review this PR? It was not clear to me where else i could request a PR review, so let me...