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How to Launch a SaaS in 2026 - Complete Guide

By 56hc…4fx6 May 13, 2026
Step-by-step guide to launching a SaaS product with Next.js 16, including auth, payments, and deployment.

How to Launch a SaaS in 2026

A complete guide to building and launching a SaaS product with Next.js 16.

Tech Stack

  • Framework: Next.js 16 with App Router
  • Language: TypeScript
  • Auth: NextAuth v5 (email + OAuth)
  • Payments: Stripe
  • Database: Prisma 7 with PostgreSQL
  • Styling: Tailwind CSS 4
  • Hosting: Vercel or Netlify

Step 1: Setup

Step 2: Authentication

Install NextAuth v5 and configure providers:

  • Email (magic link)
  • Google OAuth
  • GitHub OAuth

Step 3: Payments

Integrate Stripe for subscriptions:

  • Checkout Sessions
  • Webhooks for events
  • Customer Portal for self-service

Step 4: Database

Use Prisma 7 for type-safe database access.

Step 5: Launch

  1. Create a landing page
  2. Set up analytics
  3. Submit to Product Hunt
  4. Post on Hacker News
  5. Share on social media

Want a production-ready boilerplate with all of this pre-configured? Get ShipKit and 6 more products for pay-what-you-want.

#saas #nextjs #indiehacker #webdev
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