Create a SaaS using Next.js, Kinde-Auth, Supabase, Prisma, Stripe, and Tailwind CSS.

Introduction

In this tutorial, you will learn how to build a multi-tenant blogging SaaS application using modern technologies such as Next.js, Kinde Auth, Supabase, Prisma, Stripe, and Tailwind CSS. This full-stack project will guide you through the entire process from installation to deployment, ensuring you can create a robust and scalable application.

Step 1: Setting Up Your Environment

1. Install Required Packages

   • Run the following command to install necessary dependencies:

     npm i @radix-ui/react-dialog @radix-ui/react-dropdown-menu @radix-ui/react-label @radix-ui/react-select @radix-ui/react-separator @radix-ui/react-slot @radix-ui/react-switch class-variance-authority clsx lucide-react tailwind-merge tailwindcss-animate --legacy-peer-deps
     

2. Initialize a Next.js Project

   • Create a new Next.js application:

     npx create-next-app@latest my-saas-app
     cd my-saas-app
     

3. Set Up Tailwind CSS

   • Follow the Tailwind CSS installation guide to integrate it into your Next.js project.

Step 2: Implementing Authentication

1. Configure Kinde Auth

   • Sign up for Kinde and set up your application for authentication.
   • Implement passwordless authentication and OAuth methods (Google and GitHub).

2. Integrate Multi-Factor Authentication (MFA)

   • Ensure to add MFA for enhanced security.

3. Use Kinde's SDK in Your Application

   • Follow Kinde's documentation to implement the authentication flow in your app.

Step 3: Creating the Dashboard

1. Build the Dashboard Structure

   • Create a dashboard layout that will serve as the main interface for users.

2. Implement Site Creation Functionality

   • Validate inputs for creating new sites. Use tools like Zod for validation.

3. Connect to Supabase

   • Set up Supabase as your backend and configure it to handle user data and site management.

Step 4: Database Integration with Prisma

1. Set Up Prisma

   • Initialize Prisma in your project:

     npx prisma init
     

   • Define your data models in schema.prisma.

2. Migrate Your Database

   • Run the migration to set up your database tables:

     npx prisma migrate dev --name init
     

3. Connect Your Application to the Database

   • Use Prisma Client to interact with your Supabase database in your application.

Step 5: Developing Article Management Features

1. Create Articles Overview Page

   • Build a page to list all articles associated with the user’s site.

2. Implement Article Creation

   • Allow users to create new articles with rich text formatting.
   • Validate inputs before submission.

3. Edit and Delete Articles

   • Provide functionality to edit existing articles or delete them.

Step 6: Adding Stripe for Payments

1. Set Up Stripe

   • Create a Stripe account and obtain your API keys.
   • Integrate Stripe into your application for payment processing.

2. Implement Stripe Webhooks

   • Set up webhooks to handle payment events and updates.

3. Create a Pricing Page

   • Design a pricing page that outlines subscription plans and integrates Stripe Checkout.

Step 7: Building the Frontend

1. Design a Beautiful Landing Page

   • Use Tailwind CSS and shadcn/ui components to create an attractive landing page.

2. Optimize for Performance

   • Utilize Next.js features like Server-side rendering (SSR) for better SEO and performance.

Step 8: Deployment to Vercel

1. Deploy Your Application

   • Set up a Vercel account and connect your GitHub repository.
   • Deploy your application through Vercel.

2. Monitor and Maintain Your Application

   • Use Vercel’s analytics and monitoring tools to track performance and errors.

Conclusion

Congratulations! You have successfully built a multi-tenant blogging SaaS application using Next.js, Kinde Auth, Supabase, Prisma, Stripe, and Tailwind CSS. This project has provided you with hands-on experience in full-stack development, authentication, database management, and payment processing. As a next step, consider adding more features such as user roles, comments, or social sharing to enhance your application.