Cella

SaaS Boilerplate is a comprehensive, production-ready starter kit built with Next.js, TypeScript, Tailwind CSS, and shadcn/ui, designed to accelerate the development of full-stack SaaS applications. This enterprise-grade boilerplate comes packed with essential features including Clerk authentication for secure user management, multi-tenancy support for serving multiple organizations, role-based access control (RBAC) for granular permissions, internationalization (i18n) for global markets, and a stunning landing page template to convert visitors. The technical stack includes Drizzle ORM for type-safe database operations, Vitest and Playwright for comprehensive unit and end-to-end testing, Sentry for error tracking and monitoring, and a flexible architecture that supports rapid customization and scaling. Pre-configured with development best practices like ESLint, Prettier, TypeScript strict mode, and automated CI/CD workflows, this boilerplate eliminates months of initial setup work. Perfect for startup founders, development agencies, and enterprise teams building B2B SaaS platforms, the template includes database migrations, email templates, billing integration hooks, analytics setup, and logging infrastructure, providing everything needed to launch a scalable SaaS product while maintaining code quality and developer experience throughout the development lifecycle.

Relivator is a comprehensive Next.js 15 and React 19 ecommerce template designed for developers seeking a modern, scalable foundation for building full-stack web applications with robust commerce functionality. Built with TypeScript, Tailwind CSS, shadcn/ui, Drizzle ORM with Postgres/Neon database, better-auth for authentication, and Polar for payment processing and subscription management, it provides a feature-complete starting point for ecommerce projects. The template includes subscription checkout flows, dark mode support, AI-friendly development environment optimized for AI-powered IDEs, and a flexible, extensible architecture that scales from MVPs to production applications. Released under MIT license, Relivator emphasizes developer experience by integrating modern technologies without requiring extensive setup, allowing teams to focus on business logic rather than infrastructure. The comprehensive tech stack handles authentication, database operations, UI components, payments, and deployment, making it suitable for building SaaS products, online stores, marketplaces, or any application requiring ecommerce capabilities. Perfect for developers who want the productivity of a batteries-included template while maintaining the flexibility to customize every aspect of their application.

React Tanstarter is a minimal starter template for TanStack Start featuring React 19 with React Compiler, Better Auth for authentication, Drizzle ORM with PostgreSQL, and shadcn/ui components for rapid full-stack application development. The public domain-licensed template provides an integrated authentication system through Better Auth, database management with Drizzle ORM, routing and state management with TanStack Router and Query, and beautiful UI components from shadcn/ui styled with Tailwind CSS. Built with cutting-edge technologies including React 19's latest features, TanStack's modern routing and data fetching tools, and PostgreSQL for robust data persistence, the template offers a minimalist project structure with integrated development scripts and easy deployment to platforms like Netlify. The starter includes utilities for authentication flows, theming customization, and efficient development workflows with all essential features configured. Perfect for developers building full-stack React applications with TanStack, projects requiring modern authentication and database integration, teams wanting rapid project initialization with latest React ecosystem practices, or any application benefiting from TanStack's powerful routing and data management combined with production-ready authentication and database tooling.