Ship Your SaaS in Days, Not Months
The production-ready Next.js SaaS boilerplate with auth, multi-tenancy, billing, permissions, and dashboards — so you can focus on what makes your product unique.
Built on the tools you already trust
Neon
Playwright
ZustandNeonPlaywrightZustandEverything Your Multi-Tenant SaaS Needs
50+ production features. Built completely. Tested thoroughly. Ready to ship.
Multi-Tenant Auth with Clerk
Drop-in authentication with social logins, MFA, organizations, and role-based access control. Webhooks sync users and org memberships to your Postgres database via Svix-verified signatures.
- Email, password & social logins
- Organizations with invites & roles
- Two-factor authentication
- Forgot password & email verification
- Server-side auth helpers
- Live user & org sync to Postgres
- Signed-in / signed-out UI guards
- Middleware route protection
Subscriptions with Stripe
Production-ready Stripe integration: Checkout, Customer Portal, plan gating, and signature-verified webhooks. Configure plans once in `PLANS` config and the entire pricing page rebuilds itself.
- Checkout for new subscriptions
- Customer portal for plan changes
- Monthly & annual billing toggle
- Recommended-plan highlight
- Idempotent webhook handlers
- Plan-based feature gating
- Branded receipt emails
- Cancel at period end
True Multi-Tenancy
Every record scoped to an organization. The dashboard ships with Clerk's OrganizationSwitcher pre-wired, role-aware UI, and member management — backed by tenant-scoped Prisma queries.
Neon PostgresNext.js 16- Per-org data isolation
- One-click workspace switcher
- Invite teammates by email
- Role-based permissions
- Tenant-aware database helpers
- Per-org billing & subscriptions
- Member admin & org settings
- Audit-ready membership events
Built with a Modern Stack
The latest tools wired together so you ship faster and scale confidently.
Next.js 16
App Router + Turbopack
Clerk v7
Auth & Multi-Tenancy
shadcn/ui
Radix Components
TypeScript
Strict, end-to-end
Prisma 7
Type-Safe ORM
Neon Postgres
Serverless Database
Stripe
Payments & Subscriptions
Sentry
Errors & Performance
React 19
UI Library
Tailwind v4
Utility CSS
next-intl
Internationalization
React Email
Email Templates
Zod v4
Schema Validation
React Hook Form
Forms
Vitest
Unit Tests
Playwright
E2E Tests
Framer Motion
Animations
ESLint
Linting
Commitlint
Conventional Commits
Husky
Git Hooks
Resend
Email Delivery
T3 Env
Typesafe Env Vars
Pino
Structured Logging
next-themes
Dark Mode
Zustand
State Management
Sonner
Toasts
Lenis
Smooth Scroll
Svix
Webhook Verification
Lucide
Icon System
Vaul
Drawer Primitive
Postgres
Any Postgres host
Built With the Best Tools
Every technology is carefully chosen, configured, and wired together so you don't have to.
Next.js 16
App Router, Server Components, Turbopack
- App Router with nested layouts & route groups
- React Server Components by default
- Turbopack for instant dev server startup
- Server Actions for mutations
- Streaming & Suspense boundaries
- Middleware for auth & redirects
Clerk
Authentication, Organizations, RBAC
- Social logins (Google, GitHub, etc.)
- Multi-factor authentication
- Organization management & invites
- Role-based access control
- Webhook sync to your database
- Pre-built UI components
Stripe
Subscriptions, Checkout, Customer Portal
- Subscription billing with multiple plans
- Stripe Checkout for payments
- Customer portal for self-service
- Webhook handlers with signature verification
- Usage-based billing support
- Plan gating & feature flags
Prisma
Type-safe ORM, Migrations, Studio
- Type-safe database queries
- Auto-generated migrations
- Prisma Studio for data browsing
- Seeding scripts for dev data
- Relation handling & nested writes
- Connection pooling ready
Neon
Serverless PostgreSQL, Branching, Scale-to-zero
- Serverless PostgreSQL database
- Database branching for previews
- Scale-to-zero for cost savings
- Connection pooling built-in
- Point-in-time recovery
- Works with Prisma out of the box
Tailwind CSS v4
Utility-first CSS, Dark Mode, Responsive
- Tailwind CSS v4 with OKLCH colors
- Dark mode with CSS variables
- Fully responsive design system
- Custom design tokens
- Prettier plugin for class sorting
- Zero runtime CSS-in-JS
shadcn/ui
50+ Accessible Components, Radix Primitives
- 50+ pre-built UI components
- Radix UI primitives for accessibility
- Fully customizable with Tailwind
- Copy-paste, own your code
- Form components with validation
- Data tables, modals, toasts & more
Resend + React Email
Transactional Email, Templates, Previews
- React Email for type-safe templates
- Welcome, invite & billing emails
- Local email preview server
- Resend API for reliable delivery
- Custom domain support
- Email analytics & tracking
TypeScript
Strict Mode, End-to-end Type Safety
- TypeScript strict mode throughout
- Type-safe API routes & actions
- Shared types across client/server
- No `any` — proper types everywhere
- Auto-complete & refactoring support
- Validated environment variables
Zod
Schema Validation, Form Handling, t3-env
- Zod v4 for runtime validation
- Form validation schemas
- API input/output validation
- t3-env for env var validation
- Type inference from schemas
- Reusable validation patterns
Vitest
Unit Testing, Coverage, Fast Execution
- Vitest for blazing-fast unit tests
- Pre-configured test setup
- Coverage reporting
- Mock utilities included
- Testing server actions & utils
- CI-ready test scripts
Playwright
E2E Testing, Cross-browser, CI Integration
- End-to-end test suite
- Cross-browser testing
- Auth flow testing helpers
- Visual regression testing
- CI/CD pipeline integration
- Page object patterns
Ship With Confidence Every Time
Automated checks catch bugs whether written by developers or generated by AI.
STAGE 1
Before Commit
- ESLint + Prettier Strict linting & format on save
- TypeScript strict No `any`, full type coverage
- Commitlint Conventional Commits enforced
- Husky Git hooks run pre-commit
STAGE 2
CI Pipeline
- Vitest Unit & component tests
- Playwright E2E & auth-flow regression
- GitHub Actions Lint, typecheck, test on every PR
- Prisma migrate Schema diff & deploy gate
STAGE 3
Production
- Sentry Errors & performance traces
- Pino Structured JSON logs
- Stripe webhooks Signature-verified & idempotent
- Clerk webhooks Svix-signed org & user sync
Internationalization
Ship in multiple languages out of the box with next-intl & locale routing.
Email Templates
Type-safe React Email templates delivered via Resend with local preview.
Dark Mode
System-aware light & dark themes powered by next-themes and CSS vars.
SEO Ready
Metadata, sitemap, robots, and OpenGraph images wired on every route.
Choose Your License.
No subscriptions. Buy once, own forever.
Single Project License
For one product, startup, or personal SaaS project.
- Use in one project
- Commercial use included
Unlimited Project License
For teams, agencies, and builders shipping multiple products or client projects.
- Use in unlimited projects
- Client work allowed
Every license includes
- Full source code access
- Next.js 16 + App Router + Turbopack
- Clerk authentication & organizations
- Stripe billing & subscriptions
- Prisma + Neon PostgreSQL
- shadcn/ui + Tailwind CSS v4
- Resend + React Email templates
- Role-based access control
- Internationalization (next-intl)
- TypeScript strict + Zod validation
- Vitest + Playwright test suites
Ready to Ship Your SaaS?
Stop wasting weeks on boilerplate. Get NextGenKit and launch your product in days with production-ready auth, billing, and multi-tenancy.