Grafana and Minio have both moved to AGPL / dual licensing from permissive licenses to stimulate licensing sales and revenue. As the maintainer of OpenFaaS, it's been a struggle to correct the balance of corporations freeloading [0] vs. contributing code or finances.
GitHub Sponsors has also given very mixed results [1]
In the same week we saw the maintainer of a popular OSS work almost throw in the towel [2]
After 5 years, we're starting to see customer interest in paying for OpenFaaS - but only by holding new features and enhancements back i.e. Open Core.
There are still problems with this approach, and paying customers end up funding all the R&D required for the free users - amongst other things like competition from hobbyist users who covet features that are more appropriate in production than on your Raspberry Pi cluster.
[0] https://github.com/openfaas/faas/blob/master/ADOPTERS.md [1] https://twitter.com/alexellisuk/status/1479870599853924352?s... [2] https://www.theregister.com/2022/01/13/opensource_apacheplc4...