supastarter The scalable and production-ready Next.js SaaS starter kit

What is supastarter?

Supastarter offers a comprehensive Next.js SaaS starter kit, designed to significantly reduce development time and help developers launch their Software-as-a-Service applications more quickly. It provides a robust, production-ready foundation built with scalability and modern web development practices in mind, allowing teams to focus on core product features rather than boilerplate setup.

The kit comes equipped with pre-built components and integrations for essential SaaS functionalities. This includes versatile user authentication methods like password, magic link, and oAuth, along with complete billing flows supporting multiple payment providers such as Stripe, Lemonsqueezy, and Chargebee. It features internationalization tools for creating multilingual applications, customizable transactional email templates, and a modern UI based on Tailwind CSS and Radix UI for a responsive, dark-mode compatible design. Furthermore, Supastarter includes database management via Prisma, organization management with role-based access control, built-in AI capabilities through the Vercel AI SDK, and essential pages like landing pages, documentation, and legal templates.

Features

Authentication: Supports password, magic link, oAuth login, roles & permissions, and Super Admin impersonation.
Payments Integration: Complete billing flow for subscription management via Lemonsqueezy, Stripe, Chargebee, Creem, Polar, including seat-based billing.
Internationalization (i18n): Fully translated components, language switcher, and translatable mail templates.
Customizable UI: Built with Tailwind CSS and Radix UI, featuring dark mode, mobile-first design, and shadcn/ui compatibility.
Type-safe REST API: Built with Hono, providing a reusable API with permissions, roles, and OpenAPI specs.
Database Management: Utilizes Prisma ORM for easy data access and migrations.
Organization Management: Allows creation of organizations, member addition with roles, and resource sharing.
AI Integration Ready: Includes support for Vercel AI SDK and multiple AI adapters, with a working AI chatbot example.
Pre-built SaaS Components: Includes Blog, Analytics integration, Landing Page, Onboarding flow, Documentation, Contact form, and Legal pages.
Developer Focused: Fully typed codebase (TypeScript), flexible deployment options, and Cursor/Windsurf support for AI code generation.

Use Cases

Rapidly building and launching SaaS applications.
Developing Minimum Viable Products (MVPs) for web apps.
Creating subscription-based online services.
Developing multi-tenant applications with organization management.
Integrating AI features into web applications.
Setting up marketing websites with blogs and documentation for SaaS products.

FAQs

What is the difference between a Next.js starter kit, a Next.js boilerplate and a Next.js starter template?

The terms are often used interchangeably. Supastarter uses 'starter kit' as it includes more than just boilerplate code, such as extensive documentation, a community, support, and guides.
How is supastarter different from other starter kits or boilerplates?

Supastarter is a full-featured kit designed for building production-ready and scalable SaaS applications, not just MVPs. It emphasizes modularity, scalability, best practices, type safety, and customization.
How do I get access to the boilerplate code after purchase?

Immediately after purchase, you receive a link to add your GitHub account to the private supastarter repository, allowing you to clone the template.
Is the codebase maintained regularly?

Yes, the codebase is regularly maintained with updated packages as it's used for the team's own client projects.
What am I allowed to do with the Next.js starter template?

You can build unlimited commercial and non-commercial projects. You are not allowed to resell the code or publish it as a template or boilerplate.