Master PesaPal payment integration in your Next.js application with this comprehensive step-by-step guide. Learn how to set up PesaPal, handle payments, manage webhooks (IPN), and implement a complete donation flow

Master PayPal payment integration with Next.js 16 in this comprehensive guide. Learn how to set up PayPal API credentials, implement secure payment flows, handle webhooks, send email confirmations, and deploy to production. Includes solutions to common issues, proper TypeScript configuration, and production-ready patterns. Build complete donation and product sales systems with real-time payment status updates using modern Next.js App Router, Server Actions, and Prisma ORM.