Best SaaS Boilerplates with a Free Trial of 2026

StartFast is a streamlined SaaS starter kit crafted for quick deployment and user-friendliness, helping developers and entrepreneurs get their projects off the ground in no time. Utilizing Next.js 14, Supabase, TailwindCSS, and Stripe, it features a straightforward codebase that minimizes unnecessary complications, enabling users to concentrate on their primary concepts. Notable features encompass passwordless authentication, seamless integration with Stripe Checkout for effortless payment processing, and a versatile token-based usage model that accommodates contemporary pay-per-use pricing strategies. The platform prioritizes simplicity, highlighted by a database schema that consists of just four lines, complemented by extensive documentation that ensures accessibility for beginners. StartFast offers both a free tier and a pro edition; the latter incorporates AI-driven tools designed for crafting SEO-optimized blog posts and landing pages, along with on-page SEO assessments, keyword research capabilities, and a centralized configuration system for hassle-free customization. Additionally, StartFast's commitment to user support helps ensure that even those new to SaaS development can effectively utilize its features.

The SaaS boilerplate simplifies tedious aspects like payment processing and user authentication, allowing you to concentrate on developing engaging features that drive revenue. You can easily access the complete SaaS boilerplate codebase on Github. By using the setup wizard, you can have a fully functional SaaS application ready in just a matter of minutes. Once your app is up and running, you can swiftly implement your unique features and launch your product at an impressive pace. This solution eliminates the need for labor-intensive and intricate boilerplate coding, saving you over 400 hours of development time. With this approach, you can rapidly establish a lucrative SaaS business. You’ll be able to prioritize essential features that truly resonate with customers and encourage them to spend. Additionally, you’ll save a substantial amount of money while benefiting from a robust professional support network for SaaS development. With two decades of experience in commercial Javascript, I've successfully built a tech startup that achieved $5 million in revenue, served as a technical advisor on startup boards, mentored numerous startups in accelerator programs, and shared insights at development conferences globally. Both the React front-end and the Node.js back-end of this boilerplate are expertly crafted in Javascript, ensuring high performance and scalability for your application. This framework empowers developers to innovate quickly and effectively in a competitive market.

LiveSAASKit is a versatile starter kit built on Elixir and Phoenix LiveView, specifically crafted to streamline the creation of SaaS applications. It features a range of customizable components such as authentication, Stripe payment integration, multi-tenancy capabilities, announcements, a GraphQL API, user impersonation, email templates, and recurring jobs. Developers have the freedom to choose and incorporate the elements that best meet their project's specific needs, ensuring compatibility with both new and existing applications. This platform prioritizes flexibility and scalability, facilitating solutions that address a variety of business demands. By offering these ready-made modules, LiveSAASKit seeks to minimize the time and effort required for development, allowing developers to dedicate their resources to creating distinctive functionalities and accelerating the launch of their SaaS products into the market. Additionally, the modular nature of the kit encourages innovation, enabling teams to experiment with different configurations and enhance their applications' overall performance.

ShipFlask serves as an all-in-one Python-Flask template aimed at accelerating the creation of SaaS applications, presenting necessary integrations and features ready for immediate use. It includes robust user authentication powered by Auth0, which streamlines the processes of account creation and login. For financial transactions and subscription oversight, the platform utilizes the Stripe API, facilitating smooth handling of payments and billing operations. An integrated chatbot, driven by OpenAI technology, enhances user interactions through advanced conversational AI features. To ensure dependable communication, transactional emails are dispatched via platforms like MailerSend or Postmark. Data management is efficiently handled by a hosted MongoDB database, providing a scalable option for storing application data. Moreover, ShipFlask enhances front-end development by supporting dynamic content rendering through AJAX, allowing for a more responsive user experience. This boilerplate ultimately equips developers with a solid foundation to build feature-rich applications quickly and effectively.

ABP is a platform that uses the open-source ABP framework. It offers pre-built modules, rapid application tooling, professional UI themes and premium support. ABP framework is a modular and themeable micro-service-compatible application development framework for ASP.NET Core. It provides a solid infrastructure and an architecture that allows you to focus on your business code, rather than having to repeat yourself for every project. It is based upon software development best practices and common tools that you already know. You can create unlimited solutions once you have purchased an ABP License. The downloaded solution comes with commercial themes and modules already installed and configured. You can either remove an already installed module or delete it. All themes and modules are automatically used by NuGet/NPM packages.

Security Building Blocks for Developers. BoxyHQ offers a suite of APIs for enterprise compliance, security and privacy. It helps engineering teams to reduce Time to Market without sacrificing their security posture. They can implement the following features with just a few lines of code. SaaS or Self-hosted. 1. Enterprise Single Sign On (SAML/OIDC SSO) 2. Directory Sync 3. Audit Logs 4. Data Privacy Vault (PII, PCI, PHI compliant)

Cascade is an open-source SaaS boilerplate that is available for free and aims to expedite the creation of software-as-a-service applications by offering an extensive array of integrated tools and features. This platform comes equipped with functionalities such as built-in payment processing, error tracking, analytics, background job management, and email marketing, all consolidated within one solution. Such integration empowers developers to concentrate on crafting business logic from the outset, thereby simplifying the development workflow and accelerating time to market. With its modular design, Cascade provides both flexibility and scalability, making it ideal for various types of projects. By presenting a cohesive platform with vital features, Cascade helps developers efficiently build strong SaaS applications without the burden of piecing together and overseeing multiple systems. Ultimately, Cascade's primary objective is to facilitate the journey from concept to initial sale in the shortest time frame possible, ensuring that developers can turn their ideas into reality swiftly. This approach not only saves time but also enhances overall productivity in the software development process.

Autostrada serves as a code generator specifically designed for projects utilizing Go (Golang), facilitating the efficient development of web applications or APIs by producing customizable application scaffolds. By automating the initial setup processes and integrating essential packages, it allows developers to concentrate on writing application-specific logic instead of dealing with boilerplate code. The output code offers a robust foundation characterized by a logical and straightforward application structure, low complexity, adherence to idiomatic Go practices, and the absence of superfluous abstractions. Rather than functioning as a third-party framework, Autostrada ensures that the generated code remains fully within the developer's control, making it straightforward to enhance and modify as necessary. Additionally, it provides utilities for routine tasks such as JSON request parsing, HTML template rendering, and SQL migration management, all customized to meet the unique demands of the project. Developers are empowered to adjust the application scaffold to incorporate only essential features, resulting in fewer dependencies, lighter binaries, and easier maintenance. This level of customization not only streamlines the development process but also enhances the overall efficiency of project management.

StarterKitPro is a powerful Next.js SaaS boilerplate that offers developers a streamlined foundation for building and launching applications quickly. It comes packed with essential features including built-in authentication, payment integrations with Stripe and Lemon Squeezy, email workflows, dashboards, landing pages, and SEO enhancements. The boilerplate also includes a fully functional blog and documentation setup, along with a rich library of over 50 customizable UI components to speed up frontend development. Social login support makes user onboarding effortless. Developers can build unlimited projects for personal use or client work, eliminating the need to repeatedly configure common SaaS functionalities. Designed for solopreneurs, indie hackers, and teams alike, StarterKitPro enables faster shipping and easier scalability. Its robust architecture ensures that developers can focus on building unique features rather than reinventing the wheel. Ultimately, StarterKitPro accelerates the SaaS development process, helping you get to market with confidence.

Accelerate the creation and launch of lucrative directory websites with this all-inclusive Next.js boilerplate, designed to help you bypass months of development and begin earning revenue right away thanks to its integrated monetization options. Ideal for entrepreneurs, developers, and companies seeking to establish local directories, business listings, job boards, or specialized marketplaces, this solution allows you to hit the ground running without the hassle of starting from the beginning. With this powerful tool, you can efficiently bring your ideas to life and tap into new revenue streams quickly.

TheFrontKit offers UI starter kits that are ready for production, specifically tailored for contemporary SaaS and AI products, featuring well-organized, accessible, and easily customizable frontend components that enable teams to accelerate their shipping process while maintaining high standards of quality. Each kit comprises modular React components and layouts crafted with TailwindCSS, alongside UI primitives that meet WCAG-AA accessibility standards, ensuring that products are immediately usable for all users. Additionally, Figma design tokens are seamlessly aligned with Tailwind v4 tokens, ensuring a harmonious connection between design and code. The kits also include essential elements such as application shells, routing capabilities, authentication interfaces, tables, forms, modals, theming options, and support for dark mode, as well as advanced AI UX patterns that cater to functionalities like prompt inputs, streaming responses, citations, and history tracking. By utilizing TheFrontKit's starter kits, developers can conserve time by avoiding the monotony of repetitive styling tasks, thanks to the provision of development-ready code, intuitive naming conventions, scalable structures, version-controlled updates, and extensive documentation, complete with setup guides. This comprehensive suite not only enhances productivity but also elevates the overall development experience, making it a valuable resource for any tech team.