Automated side-hustle idea tracker that finds product gaps before you write code
Never waste months building the wrong thing again — automatically track and analyze 'why doesn't this exist' posts to find validated startup ideas.
The signal
“started doing this as a personal exercise and got kind of obsessed. every time i find someone online describing a problem and asking why nobody's built a solution, i log it. the source, upvotes, industry, existing alternatives, and what's missing. 6 months and hundreds of entries”r/SideProject — read the original
Why it scores 80
Recurring pattern of people identifying unmet needs across industries indicates genuine demand for problems that existing solutions haven't addressed.
No centralized tool exists to systematically track and analyze these 'why doesn't this exist' opportunities—competitors are scattered manual approaches.
A solo dev could build a web scraper + database MVP in weeks using existing APIs for Reddit/HN/Twitter and basic analytics.
Solo founder and indie hacker movements are growing while AI lowers development barriers, creating perfect timing for opportunity discovery tools.
MVP build path
A Chrome extension that logs Reddit posts with a keyboard shortcut, plus a simple dashboard showing categorized entries from a Supabase database.