Grover - Rent electronics for a month & try it before you buy.
Zoommy - Zoommy helps you find awesome free stock photos for your creative product or inspiration.
Shelf Engine - Vendors get paid for only products they sell
Square Photo Studio - Studio quality product photography at a remarkably low price
Origin Marketplace - Power hundreds of decentralized, peer-to-peer marketplaces
Zahomy Catalogue App - Share multiple product photos with watermark to customers.