A Next.js SaaS application with authentication, a Postgres-backed data layer, Stripe billing, and server components rendering the dashboard.
A full-stack app where the server/client component boundary, auth, and billing webhooks are the parts a new engineer must understand first.
The fastest way into saas-starter: read these 5 files first, in order.
app/layout.tsxRoot layout and app-wide providersapp/(dashboard)/page.tsxAuthenticated dashboard server componentlib/auth.tsSession and auth helperslib/db.tsDatabase client and queriesapp/api/webhooks/stripe/route.tsStripe billing webhook handlerMaster any codebase this fast. Repo Mastery turns a repo into first files, architecture maps, flashcards, drills, and shareable proof.
Master your own repo