List of the Top 8 SaaS Boilerplates for JSON in 2025

The SaaS Startup Kit represents a collaborative open-source effort that supplies a collection of Go (Golang) libraries along with boilerplate code optimized for the rapid development of scalable software-as-a-service (SaaS) solutions. This initiative features a fully responsive web application equipped with user authentication capabilities, including options for sign-up and login, and supports essential create, read, update, and delete (CRUD) operations. Additionally, the kit provides a RESTful API that employs JSON Web Token (JWT) for secure authentication, complemented by auto-generated documentation via Swagger. To improve user interface design, it leverages Bootstrap, which aids in crafting responsive, mobile-first applications. The deployment process is streamlined through the use of serverless infrastructure on Amazon Web Services (AWS), and it includes continuous integration and deployment pipelines facilitated by GitLab CI/CD. By supplying these vital components and integrations, the SaaS Startup Kit significantly reduces repetitive development efforts, allowing developers to focus on their unique business logic and accelerating the rollout of new software services. Moreover, this extensive toolkit fosters increased flexibility and creativity, enabling the design of a wide array of SaaS solutions that can be customized to meet various market demands, thus encouraging innovation in the tech industry.

Bullet Train is a robust framework constructed on Rails and licensed under MIT, designed to expedite development by offering a strong foundation with essential features, enabling developers to focus on the distinctive elements of their applications. Its Super Scaffolding capability allows users to easily create production-ready views and resource controllers, while also permitting the addition of new fields to existing scaffolds. Incorporating team functionalities from the beginning is vital to avoid significant hurdles in the future, and Bullet Train excels in addressing this need. The framework features seamless integration with CanCanCan, which ensures that users have access only to the relevant resources and features via both the web interface and REST API. Bullet Train enhances the user experience with a professionally designed UI theme using Tailwind CSS, significantly improving the aesthetic quality of applications. Additionally, its MIT licensing empowers developers with the freedom to create, share, or monetize their custom themes, contributing to a dynamic ecosystem of design options. With these comprehensive features, Bullet Train not only streamlines the development workflow but also inspires developers to innovate and set their projects apart in a competitive landscape. Ultimately, it serves as a catalyst for creativity and efficiency in application development.

31SaaS is a robust boilerplate based on Next.js 14, designed to simplify the development of modern and stylish SaaS applications. It features an impressive technology stack, incorporating Tailwind CSS for rapid and customizable design, Shadcn UI along with Radix UI for accessible and modular components, and React for crafting user interfaces. Additionally, it utilizes Appwrite as a secure backend-as-a-service solution, Resend for dependable email delivery, Stripe for secure payment processing, and TanStack React Query & Table for efficient data retrieval and caching, complemented by Content Layer for effective content management. Notable features include user authentication through the Appwrite database, secure operations on both client and server ends, JWT generation to authenticate API calls, seamless payment integration, comprehensive database management, email functionalities, a pre-configured blog setup, SEO enhancements, and user experience improvements. With this extensive toolkit, 31SaaS enables the swift launch of a fully functional SaaS product, allowing developers to prioritize innovation and user satisfaction. This boilerplate not only accelerates the development process but also equips entrepreneurs with the necessary resources to bring their software ideas to fruition in a more efficient manner. Ultimately, 31SaaS stands out as an all-encompassing solution for those looking to create impactful software solutions.

ShipAppsFast is a comprehensive SaaS boilerplate built with Next.js, designed to expedite product launches by integrating crucial features right from the outset. It boasts robust authentication options, including magic links and social logins, alongside thorough processes for user registration and password management. The platform makes managing billing and subscriptions effortless by integrating with Stripe, which efficiently manages payments, billing portals, and pricing tables while automatically updating the database through Stripe webhooks. Users can also enjoy seamless transactional email management via Resend, allowing for template customization directly through React. The boilerplate comes with an extensive collection of mobile-optimized UI components suitable for landing pages and authentication, all crafted using Mantine UI. Furthermore, it includes a pre-configured blogging system that simplifies content management using Markdown files and supports multilingual capabilities through JSON file translations. This impressive tech stack, which features Next.js and NextAuth for secure authentication, empowers developers to create their applications swiftly and effectively. Ultimately, ShipAppsFast is an exceptional resource for anyone aiming to roll out their SaaS products with efficiency and speed, ensuring that developers have all the necessary tools at their disposal. With its combination of features and ease of use, it significantly reduces the time-to-market for new applications.

Ship SaaS is a powerful boilerplate utilizing Next.js, designed to expedite the development of SaaS applications by providing essential integrations right from the start. This setup features a thorough authentication system powered by Supabase Auth, facilitating user registration, login processes, password recovery, and social logins through services such as Google, Facebook, Twitter, and GitHub. It also includes a dependable and scalable PostgreSQL database, along with a swift SQL setup script to enhance user experience. Subscription billing and management are handled seamlessly through integration with Stripe, which includes webhook support for maintaining data integrity. Additionally, it offers flexible file storage options with customizable security settings, transactional email capabilities via providers such as Sendgrid, Mailgun, Postmark, and Resend, and a blogging system that supports markdown for straightforward content management. The boilerplate is optimized for mobile devices, integrates internationalization via JSON file translations, and is enhanced for search engine visibility through Next.js's static page generation features. Furthermore, developers can take advantage of the detailed documentation available to fully harness the platform’s capabilities, ensuring a smooth development process. This all-in-one solution is designed to help developers focus on building their applications without the hassle of setting up foundational components.

Autostrada acts as a specialized code generation tool designed for Go (Golang) projects, enhancing the development of web applications or APIs by generating customizable application scaffolds. By automating various setup tasks and package integrations, it allows developers to focus on crafting application-specific code without being overwhelmed by repetitive boilerplate code. The generated code establishes a solid foundation with a logical and coherent application architecture, ensuring reduced complexity, adherence to idiomatic Go practices, and the elimination of unnecessary abstractions. Notably, Autostrada is not a third-party framework; developers maintain complete control over the generated code, which can be modified and extended to adapt to changing requirements. Furthermore, it includes convenient utilities for common tasks like parsing JSON requests, rendering HTML templates, and managing SQL migrations, all specifically designed to meet the project’s unique needs. This flexibility enables developers to customize the application scaffold to include only the essential features, resulting in fewer dependencies, smaller binary sizes, and easier maintenance. Ultimately, Autostrada empowers developers to efficiently build high-quality applications while simplifying the overall development workflow, thereby enhancing productivity and reducing time-to-market. Through its streamlined approach, it fosters creativity and innovation in application development.

HyperSaaS serves as a comprehensive SaaS boilerplate designed to streamline the development of scalable applications by incorporating advanced technologies. The frontend utilizes React 18 and Next.js 14, taking advantage of the app router while ensuring type safety with TypeScript and Zod, along with Tailwind CSS for sleek and responsive design. By implementing server-side rendering, the platform enhances SEO performance and improves initial page load times significantly. On the backend, it utilizes Python 3.11, Django, and the Django REST Framework, providing a robust and secure API tailored for complex web applications. Furthermore, HyperSaaS incorporates secure user authentication via NextAuth, effortless integration with Stripe for handling subscription billing, and a multi-tenancy architecture that supports workspaces, aiding in effective team collaboration while protecting sensitive data. The development environment is streamlined using Docker and Docker Compose, ensuring consistency across different setups. This all-encompassing strategy empowers developers to prioritize creativity and innovation over merely managing infrastructure challenges. Ultimately, HyperSaaS stands out as an innovative solution that meets the evolving demands of modern application development.

Create Next Startup serves as a foundational framework for Next.js, designed to enhance the creation of dynamic, data-centric user interfaces. It boasts a carefully curated selection of components that emphasize single responsibility, minimal side effects, and straightforward syntax, allowing developers to select the most appropriate elements for their projects. The core setup integrates Next.js, TailwindCSS, NextAuth.js, and React Email, with aspirations to incorporate mobile compatibility in future iterations. Among its features are specialized record types, comprehensive overviews, in-depth pages, more than 15 distinct field types, customizable field formulas, record change detection mechanisms, and various display options. The platform supports a wide range of field types including attachment, text, number, currency, percentage, long text, checkbox, date, single select, repeater, relationship, object, toggle, and JSON. Furthermore, it offers email integration via Mailgun, with plans to extend compatibility to other services such as Sendgrid, Mailjet, Postmark by ActiveCampaign, and Resend. By providing these versatile tools, Create Next Startup aims to equip developers with the resources necessary for efficient and impactful interface creation, ultimately fostering innovation in web development. This initiative reflects a commitment to ongoing improvement and responsiveness to developer needs in an ever-evolving digital landscape.