@haskal Arguably the Commons Clause-derived and SSPL-like licenses are this.

It's source-available for general use and if you're not SaSSing it you can pretend it's open source.

MongoDB and Redis Labs modules do this and I believe they're both offered free of charge as long as you satisfy the restriction on Freedom Zero.

igorkotua.com/strong-oss-licen… (the headline is a misnomer, but there's good information in there when read critically)