Developer Guides
Actionable step-by-step technical guides for modern web developers.
Add a Contact Form to Any Static Site (No Backend)
A complete step-by-step developer guide to adding contact forms to static websites (HTML, Astro, Hugo, Jekyll) using Form2Lead API endpoints.
Next.js Form Submissions Without Custom API Routes
Learn how to connect Next.js App Router forms to Form2Lead form endpoints cleanly with AJAX fetch or native POST submission.
How to Handle Form Submissions Without a Backend (2026)
Static sites can’t process forms on their own. The four real options — host-native forms, form endpoints, serverless functions, and form builders — compared.
Form Backend Tutorials You Can Ship Today
Every guide here is a hands-on form backend tutorial, not a landing page: copy the markup, paste it into your project, and submit a test. If you are starting from a static HTML site, the static-site contact form guide takes you from a bare <form> tag to a working endpoint in minutes; React and Next.js developers should follow the Next.js form submissions guide for the fetch()-based pattern with FormData and JSON responses.
Once submissions flow, spam is usually the next problem. The stop form spam without a CAPTCHA walkthrough explains the honeypot technique these guides build on, and the spam protection feature page documents how Form2Lead layers it with IP rate limiting and allowed-domain checks — no puzzle widgets, no visitor friction.
Platform-specific instructions live in the integrations section: the Astro integration and GitHub Pages integration pages cover the static-hosting cases where a form backend matters most. And if you are evaluating providers before committing, the honest Formspree vs Form2Lead comparison lays out limits and pricing side by side so the guides and your stack decisions stay in sync.