Beerware
| Author | Poul-Henning Kamp | 
|---|---|
| Latest version | 42 | 
| Publisher | Yes | 
| Published | 1998 | 
| SPDX identifier | Beerware | 
| Debian FSG compatible | Yes | 
| FSF approved | Yes (see "informal license" section) | 
| OSI approved | No | 
| GPL compatible | Yes | 
| Copyleft | No | 
| Linking from code with a different licence | Yes | 
Beerware is a tongue-in-cheek software license with permissive terms, which grants the right to do anything with the source code, assuming the license notice is preserved.