This is a copy of popstation sources from here:

[popstation-1.0.0.tar.gz](https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/leandroufcgprojects/popstation-1.0.0.tar.gz)
sha256: 47a1c88518377110b006725b29ac6847bb4cfc8d918395235512d4053972e10b

[popstation_md-1.0.0.tar.gz](https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/leandroufcgprojects/popstation_md-1.0.0.tar.gz)
sha256: 3318c344440b1bcb10403ebf647d6b28df15ae9345b5067b05a62fb97b6d3aaf

Compile
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Just run `make`, requires zlib

License
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popstation is explicitly licensed GNU/GPLv2  
popstation_md is not explicitly licensed, but since it looks like almost a 100% copy/paste from popstation,
I'd call it a derivative work and therefore also GNU/GPLv2, but IANAL