Best SaaS Boilerplates for Auth.js

SaaSBold is a comprehensive, production-ready boilerplate and starter kit for Next.js, designed to significantly improve both front-end and back-end performance while ensuring an excellent experience for developers. It encompasses vital functionalities including user authentication facilitated by Auth.js, accommodating social logins and magic links, as well as payment processing capabilities through Stripe, with plans to add support for Paddle and LemonSqueezy in the future. The application leverages PostgreSQL managed by Prisma for effective database management and incorporates transactional email services through Resend. Developers are provided with ready-made admin and user dashboards, a library of customizable UI components styled with Tailwind CSS, and a Figma design resource for effortless design integration. Additionally, SaaSBold includes marketing tools such as integration with MailChimp for newsletters, AI functionalities powered by OpenAI, and support for internationalization to cater to multi-language applications. Deployment is made hassle-free with a one-click solution using Vercel, allowing teams to focus more on development and less on setup processes. With these features, SaaSBold stands out as a robust choice for building scalable SaaS applications.

Nana serves as a Laravel starter kit aimed at accelerating the creation of SaaS applications by offering a thorough collection of pre-existing features and integrations. Among its capabilities is subscription payment processing via Stripe Billing, which allows users to implement recurring payments immediately while maintaining compliance with SCA regulations. Additionally, users can conveniently access and download their invoices through an integrated interface. The authentication framework utilizes Laravel’s strong mechanisms to guarantee secure user access. Featuring a responsive dashboard layout designed with TailwindCSS, Nana includes a sidebar and example pages that enhance navigation efficiency. Furthermore, Nana boasts comprehensive unit and end-to-end test coverage for vital features, ensuring high reliability. The development process benefits from streamlined Docker and Docker Compose configurations, which promote consistent environments across different platforms. For deployment, Nana offers a complete setup for Kubernetes along with Helm integration, enabling swift application deployment in diverse environments. With these features, developers can focus more on building unique functionalities rather than dealing with setup complexities.

Indie Kit serves as a powerful boilerplate for NextJS 15, designed to streamline the development of SaaS, AI, or B2B applications, allowing you to launch them in a matter of days rather than months. This versatile framework features seamless authentication, integrated payment solutions, and comprehensive plan management capabilities. It effectively handles quotas, billing, multi-tenancy, and feature rendering based on organizational needs, while also ensuring user-specific API routes for enhanced security. Email services are managed through SES, accompanied by a React Email Designer, and automated workflows and notifications are facilitated by support for Background and Scheduled Jobs. An extensive super-admin interface offers dashboards for monitoring users and plans, managing waitlists, handling contact forms, and displaying real-time analytics. Crafted entirely with shadcn/ui and Tailwind CSS, Indie Kit also incorporates pre-set MDX blogging, SEO enhancements using JSON-LD, integration with S3 for file storage, webhook configurations, audit trails, and managed serverless hosting, making it a comprehensive solution for rapid development needs. With its robust features, Indie Kit empowers developers to focus on building their applications while minimizing the time spent on foundational setup.

Launch Leopard serves as a SvelteKit boilerplate aimed at accelerating the creation of tools, SaaS platforms, and AI-driven applications by offering a well-rounded collection of pre-configured technologies. By combining SvelteKit with TypeScript, it establishes a solid framework for applications and provides user authentication through Auth.js or Supabase, including options for social logins with Google, GitHub, and Apple. Additionally, the platform streamlines payment processes through Stripe, which simplifies subscription management and invoicing tasks. For efficient data operations, it utilizes Drizzle ORM, compatible with any SQL database, allowing for quick and lightweight query execution. The user interface is designed using TailwindCSS and DaisyUI, incorporating ready-to-use components such as modals, navigation menus, dropdowns, pricing tables, and hero sections to enhance user experience. Email services are efficiently handled by Loops, facilitating the delivery of both transactional and promotional emails, including login links and invoices. Furthermore, Launch Leopard extends its functionality by supporting AI integration via the OpenAI API, making it a versatile choice for modern development needs. This comprehensive setup allows developers to focus more on building unique features rather than getting bogged down by initial configurations.