Creating a SendFox Newsletter Signup Form in Next.js: A Tutorial

I built a custom SendFox newsletter sign-up form using Next.js, Shadcn/UI components, and Lucide-react for icons. While SendFox has limitations, it’s affordable and a good fit for simple projects. I created an API route to handle sign-ups with validation and error handling. The form manages user input, submission states, and feedback to the user. Though SendFox isn't perfect for managing multiple contact lists, it's working well for my upcoming project.

Introduction

SendFox is a popular newsletter service built by AppSumo. The company is famous for its store with lifetime deals for software. The product has limitations and is not a perfect solution, but if you need a solid tool with predictable cost, it may be just the fit for you. There's a generous free tier as well.

There aren't many examples online for how to create a ...