I run a couple projects, only one makes money at the moment:

SFX Engine: https://sfxengine.com/ - ~1.2k MRR

I launched another two and hoping to get these scaled up as well

Sparkpod.ai: https://sparkpod.ai/ - $20 MRR

Disstrack AI: https://aidisstrackgenerator.com/ - $0 MRR