Seedproof - Get feedback for your startup ideas 🔥
Founderfit by Koble - See how you compare to VC-backed founders.
Request for Startup - Share and discover great startup ideas people actually want
Unicorn Nest Dataset - Free dataset of VCs investing in seed and series A+ rounds
#RequestForProduct - A crowdsourced directory of product ideas people wish exist.
GrowthVal - Get an automated valuation report for your startup