SaaS Kit
Supabase + Stripe Starter
Included in ProA clean foundation for subscription products: row-level security patterns and checkout flows included.
- Next.js
- Supabase
- Stripe
by Harbor StackUpdated Jun 10, 2026
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Launch an AI product with auth, billing hooks and a usage-metered API layer already wired.
A complete starting point for AI-native SaaS. Authentication, subscription billing hooks, organization support and a usage-metered API layer are wired together with sensible defaults, so you can focus on your product instead of rebuilding the foundation.
| Personal | One project — personal or commercial. | $149 |
|---|---|---|
| Extended | Unlimited projects for you or your company. | $447 |
| Agency | Client work and use inside products you sell. | $894 |
Usage-metering middleware and improved API rate limits.
May 28, 2026Migrated to the latest App Router patterns.
Mar 12, 2026A clean foundation for subscription products: row-level security patterns and checkout flows included.
Organizations, members and per-tenant data isolation, structured so you can extend it safely.
Two-sided marketplace scaffolding — listings, seller profiles and payout-ready data models.