Payment Integration Checklist (Subscriptions)

AI PDF SaaS Idea

Build a PDF summarizer, translator, and Q&A SaaS with Cursor, Next.js, Supabase, and PayPal.

AI PDF SaaS Build Kit

Build a PDF summarizer, translator, and Q&A SaaS with Cursor, Next.js, Supabase, and PayPal.

Launch Checklist for Next.js SaaS

A copy-ready launch checklist covering env vars, deployment, SEO basics, analytics and post-launch monitoring.

Add PayPal Subscriptions to Next.js with Cursor

Implementation guide for plans, checkout flow, webhook verification, and safe testing.

Test PayPal Webhooks Locally for a Next.js SaaS

Guide for replaying events locally, verifying signatures, and debugging webhook payload handling.

Build an AI PDF SaaS with Cursor, Next.js, Supabase and PayPal

Practical build guide for shipping an AI PDF product from MVP scope to launch checklist.

Best Cursor Rules for PayPal Subscription Apps

Rules to implement PayPal subscriptions without breaking webhooks or env safety.

PayPal Webhook Not Receiving Events — Fix Guide

Debug sandbox configuration, local tunnels, event subscriptions, and signature verification issues.