I strongly suspect that a lot of those FOSS projects are backed by Red Hat, hence why they're using Quay, it's also Red Hat. If they're not, I'm guessing there

I strongly suspect that a lot of those FOSS projects are backed by Red Hat, hence why they're using Quay, it's also Red Hat. If they're not, I'm guessing there's favourable terms for FOSS projects, RH's entire business model is open source that they'll sell you support for. And I fully agree that that banner is a terrible look.