List of the Top 3 SaaS Boilerplates for Fly.io in 2026

Open SaaS serves as an extensive open-source framework designed for the creation of full-stack SaaS applications, leveraging the capabilities of the Wasp framework which integrates technologies such as React, Node.js, and Prisma. This starter kit comes preloaded with vital functionalities for SaaS, including user authentication options via email, Google, and GitHub, alongside a robust payment and subscription management system powered by Stripe or Lemon Squeezy. Additionally, it facilitates file uploads to AWS S3, features analytics dashboards from either Plausible or Google Analytics, and showcases a sample application that incorporates AI through the OpenAI API, simplifying the prototyping process. The template emphasizes comprehensive type safety, efficient job scheduling, and background task management, while offering a straightforward deployment process with a single command (e.g., wasp deploy) compatible with various hosting platforms like Fly.io, Railway, or custom options. The code is organized vertically by feature, covering areas such as authentication, payment processing, user interfaces on the client side, server-side logic, and end-to-end testing. Moreover, it provides insightful resources on subjects like SEO, Playwright testing, deployment strategies, and customization techniques. Licensed under the MIT License, this project promotes unrestricted usage and sharing, ultimately aiming to streamline the development process by minimizing boilerplate code and allowing developers to focus on enhancing the essential features of their products. Furthermore, it encourages innovation by enabling developers to build upon a solid foundation without being bogged down by repetitive tasks.

LaunchFast offers comprehensive SaaS starter kits specifically designed for popular frameworks such as Astro, Next.js, and SvelteKit, with the goal of expediting project launches by integrating essential features like SEO optimization, analytics tracking, user authentication, payment processing, and email functionalities. These adaptable kits support various databases, including MongoDB, Firestore, PostgreSQL, Redis, and SQLite, allowing for efficient data management across different applications. Moreover, they facilitate seamless file and document storage through services like AWS S3, Cloudflare R2, Firebase Storage, and Supabase Storage. The user authentication process is streamlined with multiple options, including email and password logins, OAuth 2.0, password reset features, and email verification, in addition to social login capabilities from popular platforms such as Google, Facebook, and GitHub. To enhance billing and payment processing, the kits are integrated with Stripe and LemonSqueezy, supporting international transactions while ensuring adherence to tax regulations. Furthermore, the content management capabilities are bolstered by the creation of dynamic blog pages and responsive documentation, using Markdown and MDX, which significantly improves user experience and engagement. By utilizing LaunchFast's starter kits, developers can concentrate on crafting innovative applications, freeing them from the burdens of initial setup tasks and allowing for a more efficient development process. This approach not only saves time but also encourages creativity and productivity in the software development landscape.

FastPocket serves as a comprehensive SaaS boilerplate designed to expedite the establishment of online businesses by offering a pre-built codebase, a vast array of components, detailed documentation, deployment templates, and guides that cover development, design, and marketing strategies. Key functionalities include payment processing through Stripe, user authentication systems, and ready-to-use email templates, all constructed on the Next.js framework. Moreover, the platform features customizable UI components such as buttons, modals, and popovers, alongside essential sections like pricing, FAQs, and blogs, facilitating the rapid development of web pages. FastPocket also supports various backend solutions by supplying deployment templates compatible with platforms like Digital Ocean, Fly.io, and Pockethost, thereby granting developers the freedom to choose their hosting options. The integration of TailwindCSS and DaisyUI allows for swift and effective styling, enabling users to align with specific brand identities, thus presenting a flexible option for entrepreneurs. Ultimately, this all-encompassing toolkit significantly simplifies the journey of initiating and managing online enterprises while empowering users with the resources needed to thrive in the digital landscape.