FriendFilter and GroupFilter are established Chrome extensions for Facebook friend and group management. $11.3K MRR / $135.6K ARR from ~390 subscribers. Stack: Rails, Vue.js, PostgreSQL. Recent v7.2.4 maintenance release. Bonus asset: 100K dormant email list (2019–present). Growth levers already built: CWS Featured badge renomination (submitted Q1 2026), SEO landing page, Rewardful affiliate program. Asset sale to buyer's LLC. 30 days transition support included.

See how you might appear with different cuts or shades before making changes. Preview many options quickly and easily.

Helix is an Apple Watch athlete recovery tracking app. It reads HRV, resting heart rate, and sleep to produce a daily readiness signal, tracks per-muscle-group fatigue so you know what's actually recovered before you train, maps VO2 max zones.

Content, compliance, and EHR (Electronic Health Record) software platform built specifically for provider organizations serving people with intellectual and developmental disabilities (I/DD). It helps these organizations teach people with special needs while managing regulatory compliance, documentation, and care delivery across hundreds of organizations and 48 states.

Rank Prompt helps users understand how their website shows up on AI Search Engines and how to improve it. AEO (AI SEO).