GPL2 https://runningwithscissors.com/the-original-postal-has-been-made-open-source/ https://github.com/RWS-Studios/POSTAL-SourceCode (Previous original repo, which according to some was a more recent version of the re-uploaded source-code https://archive.org/details/postal_source https://github.com/RWS-Studios/POSTAL-SourceCode/issues/1 Pull request available from this repo too https://github.com/RWS-Studios/POSTAL-SourceCode/pull/2)