Open SaaS

The free, open-source SaaS template with superpowers, built on React, NodeJS, and Wasp.

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Frameworks Database & Backend Authentication Payments

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Overview

Open SaaS is an open-source, full-stack SaaS starter kit built with React, Node.js, and powered by the Wasp framework. It aims to eliminate the repetitive setup tasks involved in launching a new SaaS product by providing pre-configured solutions for essential features. This includes a robust authentication system, integrations with popular payment providers like Stripe and Lemon Squeezy, and a ready-to-use admin dashboard with analytics capabilities.

The tool's core value proposition lies in its ability to accelerate development cycles, allowing founders and developers to focus on their unique product features rather than infrastructure. It boasts full-stack type safety, AI readiness with OpenAI integration, and practical examples for common functionalities such as file uploads to AWS S3 and email sending. By leveraging Wasp, Open SaaS offers a streamlined development experience, making it an attractive option for quickly bringing SaaS ideas to market.

Best For

Rapid prototyping and MVP development for SaaS products

Building new SaaS applications with common features like auth, payments, and admin panels

Developers looking for a full-stack, opinionated starter kit to save development time

Projects requiring AI integration from the ground up

Learning and experimenting with the Wasp framework in a real-world application context

Key Features

Full-stack Authentication (DIY Auth)

Stripe / Lemon Squeezy Integration for payments

Admin Dashboard with analytics (Plausible/Google)

AI Ready with built-in OpenAI integration

Full-stack Type Safety with auto-generated types

File upload examples with AWS S3 presigned URLs

Email Sending capabilities

Cron jobs for scheduled tasks

React frontend

Node.js backend

PostgreSQL database

Pros & Cons

Pros

Significantly reduces boilerplate code for SaaS development
Provides pre-built essential features like auth and payments, accelerating time to market
Full-stack type safety enhances code reliability and developer experience
Open-source nature allows for full customization and community contributions
AI-ready architecture supports modern application development
Comprehensive documentation and examples for common tasks like file uploads and email sending

Cons

Relies heavily on the Wasp framework, which might introduce a learning curve for new users
Limited database options (primarily PostgreSQL)
Customization might require understanding of Wasp's DSL (Domain Specific Language)
Community support might be smaller compared to more established frameworks
May not be suitable for highly complex or unique architectural requirements that deviate significantly from the template