However, wanting contributions while retaining the exclusive right to distribute the software is anti-collaborative. I’m reluctant to say it might as well be proprietary again
As you describe it, that is proprietary – no “might as well be” qualification necessary. Just because you can read the source code doesn’t make it Open Source; you’ve got to have all Four Freedoms for it to count.
As you describe it, that is proprietary – no “might as well be” qualification necessary. Just because you can read the source code doesn’t make it Open Source; you’ve got to have all Four Freedoms for it to count.
Is it not actually four or are they counting some of these as the same thing?
Change and improve sounds pretty much the same to me, as in the process is modifying it, only the intent changes.