In a thread on Twitter, the CTO at Chef Software defended the company against the accusation from an open source contributor that it demands copyright assignment from contributors. Chef’s CTO Adam Jacob explained that the company does copy Apache rules and thus requires a copyright license agreement (CLA) in addition to Apache’s open source license – not copyright assignment. He said:
we have never asked for copyright assignment. We do ask for a license, as Apache license requires.
That’s not actually correct, even if it’s a sufficiently common misunderstanding that Jacob really shouldn’t be called out for asserting it (especially as he was probably just suffering from Twitter’s 140 character limit!). Copying Apache’s license does not imply you should copy the rest of Apache’s CLA practice. The Apache License v2 (ALv2) is the best choice among non-reciprocal licenses for new projects, mostly because it includes explicit patent licensing. It is a perfectly effective license to use for any open source project where the community has no expectation of contribution on the part of users of the code, as it conveys all the rights you need to work with the code independently of others. Continue reading →
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