Free/Open Licenses Non-free Licenses

Creative Commons NonCommercial licenses (by-nc-*) do not support the OD 1.1#8., “No Discrimination Against Fields of Endeavor”, as they exclude usage in commercial activities.

Broadly speaking, an open license is one which grants permission to access, re-use and redistribute a work with few or no restrictions.

We contributed free work to the company because the content is under a CC BY-SA license. It is fine to make money off our content as long as they adhere to the license. This forbids selling the content to OpenAI, though, since they do not provide attribution or release their derivative works under a compatible license.

builds upon existing intellectual property systems and fosters

Attribution

 Hypothes.is

I also sell Sidekiq Pro and Sidekiq Enterprise, extensions to Sidekiq which provide more features, a commercial-friendly license and allow you to support high quality open source development all at the same time.

Licensed under the LGPLv3 license. We also offer a commercial-friendly license.

Free content encompasses all works in the public domain and also those copyrighted works whose licenses honor and uphold the freedoms mentioned above.

We’re now relaunching PRO, but instead of a paid chat and (never existing) paid documentation, your team gets access to paid gems, our visual editor for workflows, and a commercial license.