BuildSignal hands you a fully-researched startup opportunity every day. Each is a 15-section brief — real Reddit pain, who's paying for bad alternatives, where incumbents are failing, TAM, build estimate, and an honest BUILD or SKIP. 90+ live. Every quote sourced and cited.

We scan 500+ Reddit threads, funding rounds & HN posts weekly to find real pain points with proven willingness-to-pay. Each brief: 15 sections of validation, sourced quotes, competitive gaps, build estimates, and an honest GO/NO GO. 50 briefs at launch.