I just realized the Swedish slang for flea market would work a charm. Loppis. It even sounds like a hip app. Someone quick make it an open fedi platform before the capitalists take it!
Edit: It's short for loppmarknad. Loppa = flea. Marknad = market.
What are you on about, I answered. DTP software and Native Instruments software that uses their proprietary hardware (Maschine if you need to know).