FYI, I find this site useful for this ... http://www.tldrlegal.com/browse http://www.tldrlegal.com/browse It shows all of the licenses on one page, where:

FYI, I find this site useful for this ... http://www.tldrlegal.com/browse http://www.tldrlegal.com/browse It shows all of the licenses on one page, where: Red = cannot Green = can Blue = must