reubenlavin08/bullseye-app

Open-source Windows app that scores Facebook Marketplace listings against real eBay sold-comp data. Deterministic, percentile-rank scoring with confidence intervals — free forever for 3 saved searches, Pro for unlimited and instant alerts.

1 best points · 0 comments · 1 Hacker News post · 4 GitHub stars · View on GitHub

Hacker News discussions

• Show HN: Bullseye – $40/mo for a Marketplace deal-finder? I built a free one (1 points, 0 comments, by reubenlavin, 2026-05-12)