What is the SaaS Boilerplate?

Working auth, two payment processors, orgs with roles and seat limits

How much does the SaaS Boilerplate cost?

$59 one-time purchase. Lifetime access, no recurring fees.

Is this a subscription?

No. One-time payment, lifetime access. No monthly or annual fees.

Products/SaaS Boilerplate

Dashboard showing MRR, active subscriptions, seat usage and a six-month revenue chart — Dashboard. Every figure is queried from the subscriptions table.

Team page listing members with role dropdowns, and a pending invitation with its expiry date — Team management with roles, seat limits and expiring invites.

Billing page showing the three plans, the current plan highlighted, and subscription history — Billing. Stripe and Polar checkout, plus subscription history.

Admin subscriptions table listing customers, plans, providers and statuses — Admin area, behind a platform-role check.

Built-in documentation page rendered from MDX with a sidebar of doc pages — Docs and blog, rendered from MDX files on disk.

new

SaaS Boilerplate

Name: SaaS Boilerplate
Brand: CheapStack
Price: 59 USD
Availability: InStock

A multi-tenant SaaS you can sign into and take a payment through. NextAuth v5 with the Drizzle adapter and database sessions; Stripe and Polar webhooks that verify signatures and write to one subscriptions table idempotently; organizations with invites, three roles and per-plan seat limits; an admin area; an MDX blog and docs; three React Email templates; and a dashboard whose numbers are queried, not hardcoded. 13 Playwright tests pass on a fresh clone.

$59 one-time

Buy now →

Secure checkout via Polar.sh. Lifetime access. Instant download.

features

>NextAuth v5 with the Drizzle adapter: GitHub, Google, Discord, magic-link email
>Stripe and Polar webhooks, signature-verified and idempotent on replay
>Organizations, invites with expiry, three roles, per-plan seat limits
>Admin area for platform users and subscriptions, behind a role check
>MDX blog and docs, rendered on the server
>Welcome, invite and payment-failed emails with a preview server
>Dashboard metrics and MRR chart computed from the database
>Idempotent seed script and 13 passing Playwright tests

tech stack

Next.js 16NextAuth v5Drizzle ORMPostgresStripePolar.shResendPlaywrightTailwind CSS v4

pros & cons

Pros

+ One-time payment, own forever
+ Full source code included
+ Works with Next.js 16 + Tailwind v4

Cons

– Requires basic React knowledge
– No drag-and-drop builder

what’s inside

└src/lib/db/schema.ts — 8 tables, incl. the NextAuth adapter tables
└src/lib/rbac.ts — requireSession / requireOrgRole / requirePlatformAdmin
└src/app/api/webhooks/stripe/ and /polar/ — verified, writing to the database
└src/app/dashboard/ — overview, team, billing, settings
└src/app/admin/ — platform users and subscriptions
└src/app/blog/, src/app/docs/ and content/ — MDX, 6 pages written
└src/emails/ — three React Email templates
└scripts/seed.ts, drizzle/ migration, tests/e2e.spec.ts
└AGENTS.md, .cursorrules, README.md

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