Beerware License

List of licenses
Short identifier
OSI approved
See also
"THE BEER-WARE LICENSE" (Revision 42):

<phk@FreeBSD.ORG> wrote this file. As long as you retain this notice you can do whatever you want with this stuff. If we meet some day, and you think this stuff is worth it, you can buy me a beer in return Poul-Henning Kamp