Awesome Open Source SaaS Boilerplates

A curated collection of free Open-Source SaaS boilerplates and starter templates to build your next software-as-a-service project. Features enterprise-grade stacks from React/Node.js to Python/Django solutions.

Save weeks of setup time by choosing proven starter code that matches your tech stack.

_{Premium boilerplates carefully vetted and maintained by humans.}
^{Looking for full-featured alternatives to open source starters? Check out our premium collection.}

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Contents

• Open Source SaaS Boilerplates
• Browser Extensions
• Web Development
  • React & Next.js
  • Node.js
  • Python
  • Django
  • Flask
  • Ruby on Rails
  • .NET Core
  • Go
  • Other
• Mobile Development
  • Android
  • iOS
  • Flutter
  • React Native
• Star History

Open Source SaaS Boilerplates

Production-ready, open source templates for building software-as-a-service applications:

• Open SaaS - React/Node.js/Prisma stack with Stripe/Lemon Squeezy, OpenAI, AWS S3, admin dashboard & blog.
• BoxyHQ SaaS Starter Kit - Enterprise-ready with SSO, audit logs, and multi-tenant features.
• Next.js SaaS Starter - Next.js with Postgres, Stripe, and shadcn/ui.
• SaaSgear - Full-stack with authentication, billing, team management.
• Nextacular - Next.js with workspaces and subscription management.
• SaaStr - React starter with authentication and billing.
• SAAS-Starter-Kit - Prisma-based kit with user management.
• SaaS Boilerplate by Async Labs - Production-ready with team collaboration.
• Django SaaS Boilerplate - Python/Django solution with subscription handling.
• djangorocket - Django SaaS starter.
• SupaNuxt SaaS - Nuxt3 boilerplate with Supabase backend.
• SaaS Startup Kit - Golang kit with modern microservices architecture.

Browser Extensions

• Extro - Open source browser extension starter kit.
• chrome extension svelte-typescript boilerplate - Boilerplate for Chrome Extension Svelte Typescript project.

Web Development

React & Next.js

• Open SaaS -- React/Node.js/Prisma - Stripe or Lemon Squeezy, OpenAI API app examples, AWS S3 file upload, Admin dashboard, & Blog w/ Astro.
• Next.js SaaS Starter - Get started quickly with Next.js, Postgres, Stripe, and shadcn/ui.
• Next.js Boilerplate - Free and open source Next.js starter.
• Next.js Subscription Payments - Vercel's subscription payments starter.
• Next Supabase Stripe Starter - Next.js with Supabase and Stripe.
• Nextacular - Next.js SaaS boilerplate.
• SaaStr - React SaaS starter kit.

Node.js

• SaaSgear - Full stack SaaS boilerplate.
• BoxyHQ SaaS Starter Kit - Enterprise-ready SaaS starter kit.
• SAAS-Starter-Kit - Prisma based SaaS kit.
• SaaS Boilerplate by Async Labs - Production-ready SaaS boilerplate.
• Graphile Starter - Full-stack application boilerplate.
• ALPack - Boilerplate by Apptension.
• Node Express Mongoose Boilerplate - Production-ready REST API boilerplate.
• Hackathon Starter - Boilerplate for Node.js web applications.

Python

• Rob's Awesome Python Template - A versatile and modern Python template.

Django

• Django SaaS Boilerplate - Open source Django SaaS boilerplate.
• djangorocket - Django SaaS starter.

Flask

• Flask App Builder - Simple and rapid application development framework.
• Enferno Framework - Flask based framework.
• tedivm's Flask - Starter App with Flask and Celery.

Ruby on Rails

• Rails Tabler Starter - Ruby on Rails starter kit.

.NET Core

• Clean Architecture and Domain Driven Design Template - .NET Core solution template for creating your own application using Clean Architecture, utilizing building blocks from Domain-Driven Design.
• FullStackHero .NET 8 Starter Kit - With ASP.NET Core Web API & Blazor Client.

Go

• SaaS Startup Kit - Golang open source SaaS kit.

Other

• SupaNuxt SaaS - Open source Nuxt3 SaaS boilerplate.

Mobile Development

Android

• Android Architecture Blueprints - MVP architecture samples.

iOS

• Swift 5 Module Template - Boilerplate for reusable Swift 5 modules.

Flutter

• ShipFlutter base template - A simple Flutter template with state management (signals) and dependency injection (lite_ref).

React Native

• Infinite Red Boilerplate - Infinite Red's battle-tested React Native project boilerplate, along with a CLI, component/model generators, and more.
• thecodingmachine boilerplate - A React Native template for building solid applications 🐙, using JavaScript 💛 or Typescript 💙.
• obytes boilerplate - A template for your next React Native project: Expo, PNPM, TypeScript, TailwindCSS, Husky, EAS, GitHub Actions, Env Vars, expo-router, react-query, react-hook-form.
• wataru-maeda boilerplate - Expo + Redux + React Navigation pre-setup typescript template (expo SDK 51).

Star History