If any of them is missing or inadequate, the program is proprietary (nonfree)
non-free software = proprietary software
missing any of these = non-conformant license (relative to a free software license)
If any of them is missing or inadequate, the program is proprietary (nonfree)
non-free software = proprietary software
missing any of these = non-conformant license (relative to a free software license)
Free/Open Licenses Non-free Licenses
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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.
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.
Adobe Software's Education Licensing webpage
Microsoft Licensing Site lists different types of licenses for products including Volume Licensing and Academic Licensing
Types of software licenses and what they mean