Per-slip inventory (length × beam × depth × amp service). Boat tenants with vessel specs + insurance + USCG docs. Monthly rent via Stripe. Fuel dock sales. Work orders for dock + lift + pump-out maintenance. Hurricane-plan boat-by-boat evacuation assignments. For small + midsize marinas.
Each slip: length, beam, depth at MLW, amp service (30A/50A/100A), water, pump-out. Current tenant + rent. Transient vs annual. Visual dock map.
Boat profile: make, year, LOA, beam, draft. Insurance COI + state registration + USCG docs on file. Multi-vessel tenants. Waitlist when full.
Stripe auto-pay or annual-pay. Electricity surcharge for 50A+. Late fees after 10 days. Abandoned-vessel lien workflow per state law.
Per-fill sales with cardlock or card-present. Gallon counters auto-import. End-of-day reconciliation. Per-vessel fuel usage history for engine diagnostics.
Work orders for dock boards, lift cables, pump-out pumps, marina bathroom. Schedule preventive maintenance. Vendor coordination for dives, dredging, seawall.
Per-boat evacuation assignment (haul out, move inland, stay + strap down). Owner-contact sheet with priority-order. Auto-generate pre-storm checklist the day before landfall.
Hosted plans are early-access. Self-host today; email tim@dangercorn.net to join the waitlist.
harbormaster is one of 220+ verticals scaffolded from the same template. Each gets a working skeleton for free; individual ones get promoted to full products as demand surfaces.