List of the Top 5 SaaS Boilerplates for Mailchimp in 2026

SaaSBold is an all-encompassing, production-ready boilerplate and starter kit tailored for Next.js, aimed at greatly enhancing both front-end and back-end performance while delivering a superior experience for developers. It includes essential features such as user authentication powered by Auth.js, which supports social logins and magic links, along with payment processing via Stripe, with future plans to incorporate Paddle and LemonSqueezy. The application utilizes PostgreSQL managed by Prisma for efficient database handling and integrates transactional email services through Resend. Developers benefit from pre-built admin and user dashboards, a collection of customizable UI components styled with Tailwind CSS, and a Figma design resource to streamline the design process. Moreover, SaaSBold incorporates marketing tools like MailChimp integration for newsletters, AI capabilities driven by OpenAI, and offers internationalization support for applications requiring multiple languages. Deployment is simplified through a one-click solution with Vercel, which enables teams to prioritize development over setup tasks. Overall, with its extensive features and user-friendly approach, SaaSBold emerges as an exceptional option for creating scalable SaaS applications, ensuring that developers can maximize productivity and efficiency.

Solid acts as an excellent starting point and boilerplate for Next.js, tailored specifically to aid in the development of fully functional SaaS websites geared towards startups. It comes pre-equipped with vital integrations that facilitate the rapid launch of your new SaaS project. Featuring a diverse array of essential components and pages, Solid not only guarantees a seamless launch but also offers other important UI assets. By utilizing Solid, developers can easily and efficiently create their SaaS offerings using Next.js along with leading technology stacks. One of its notable attributes is the incorporation of the latest advancements like Next.js 14, React, and TypeScript, which ensure quick loading times, remarkable features, and an outstanding user experience. The platform simplifies content management through the integration of Sanity CMS, allowing for straightforward content creation and real-time revalidation using effective webhook connections. For user authentication, Solid incorporates NextAuth, providing a safe login experience with features like password recovery and social media sign-in options. In addition to these advantages, Solid also offers customizable templates to cater to specific design preferences, making it an exemplary choice for developers aiming to accelerate their SaaS project development while upholding high-quality standards and performance.

Divjoy is a tool that generates React codebases, aimed at assisting developers in the rapid creation of SaaS products and landing pages by enabling them to select their preferred technology stack and template, which includes a variety of app types, frameworks, UI kits, authentication options, databases, payment processors, hosting services, newsletter platforms, contact form solutions, analytics tools, and chat integrations. The platform provides a comprehensive codebase that comes pre-loaded with vital features such as user authentication, subscription management, customizable user settings, dashboards, and responsive design, all expertly integrated with the chosen technology stack. Developers have the opportunity to tailor their projects using an intuitive built-in editor that allows for style modifications, page additions, and the inclusion of pre-made sections from a visual component library. Once they finalize their configurations to their liking, users can either download the entire codebase or export it to CodeSandbox for further development. By simplifying the setup of common functionalities, Divjoy seeks to notably cut down development time, allowing developers to focus on crafting unique features for their web applications. This methodology not only boosts productivity but also fosters a culture of creativity and innovation within the development landscape, encouraging developers to push the boundaries of what's possible in web applications.

Shipped operates as a SaaS boilerplate built on Next.js, designed to expedite the launch process for startups by providing a range of customizable pages, which encompass options for landing, waitlist, pre-sale, pricing, and affiliate programs. It integrates effortlessly with Lemon Squeezy to handle payment processing, enabling users to set up subscriptions and one-time purchases efficiently, while also navigating the complexities of international tax compliance with ease. User authentication is facilitated through NextAuth and Supabase, featuring options such as magic links and social login support for platforms like Google, Apple, and Facebook. Additionally, the platform includes email functionalities that work seamlessly with services such as Mailchimp and Loops, allowing for the management of both transactional emails and newsletters. Developers have the flexibility to choose from multiple database options, including MySQL, PostgreSQL, and MongoDB, and can leverage Prisma for simplified data management. Shipped also showcases a collection of React components designed with Chakra UI, Tailwind CSS, and shadcn/ui, providing a modern and stylish interface that can be customized to align with any brand’s aesthetic. Furthermore, its comprehensive documentation and vibrant community support enhance the experience for developers, making it easier to implement and personalize applications while fostering innovation. As a result, Shipped stands out as a valuable tool for entrepreneurs looking to streamline their development process and bring their ideas to life more efficiently.

Indie Kit is a robust boilerplate tailored for NextJS 15, aimed at expediting the development process for SaaS, AI, or B2B applications, enabling launches within days instead of months. This adaptable framework includes smooth authentication, built-in payment processing, and extensive plan management functionalities. It adeptly manages quotas, billing cycles, multi-tenancy, and feature rendering according to the specific needs of organizations, while also providing user-specific API routes to bolster security. Email communications are handled via SES, alongside a React Email Designer, and automated workflows and notifications are supported through Background and Scheduled Jobs. A comprehensive super-admin interface features dashboards for user and plan monitoring, waitlist management, contact form handling, and real-time analytics display. Entirely designed with shadcn/ui and Tailwind CSS, Indie Kit also offers pre-configured MDX blogging, SEO improvements using JSON-LD, S3 integration for file storage, webhook setups, audit trails, and serverless hosting options, making it an all-encompassing solution for fast-paced development. Furthermore, Indie Kit’s extensive feature set allows developers to concentrate on the creative aspects of their applications, significantly reducing the time spent on initial setups and configurations. By leveraging this framework, teams can enhance productivity and deliver high-quality applications in record time.