1983: Software free to
Run
Study (See)
Redistribute
Modify (with same four freedoms)
Free Software Foundation 1985
GPL License (1989) ~ Debian Free Software Guidelines
Free, Open and Libre
María Arias de Reyna (@delawen)
Free as in
free beer Gratis
freedom (of speech) Libre
Free Puppies
(There is no such thing as a free lunch)
1998 OS Definition - Open Source Initiative
Free Redistribution
Source Code
Derived Works
Integrity of The Author's Source Code
No Discrimination Against Persons or Groups
No Discrimination Against Fields of Endeavor
Distribution of License
License Must Not Be Specific to a Product
License Must Not Restrict Other Software
License Must Be Technology-Neutral
2001 Creative Commons
Attribution
Commercial
Share
Derivatives
Beerware
/* -----------------------------------------------------
* "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
* ----------------------------------------------------*/
BSD and MIT?
BSD and MIT can be reused on propietary projects
BSD enforces the non-endorsement of the author over modifications
BSD and MIT can be used on dual-license
