SendForm Blog Overview

Browse all articles and tutorials in one overview.

Web form protected by multiple security layers including CSRF tokens, validation, encryption, and spam filtering
May 14, 2026 · 9 min

Securing Form Submissions: CSRF, Validation, and Data Protection

Form security is the set of techniques that protect web forms from being abused, hijacked, or exploited to steal data … Read more

HTML code editor showing a form with a mailto action attribute crossed out and replaced with a proper HTTPS form backend endpoint, illustrating the correct approach to HTML contact forms
May 04, 2026 · 6 min

Why mailto in a Form Action Is a Bad Idea

Using mailto in an HTML form's action attribute is one of those ideas that sounds reasonable until you see what actual… Read more

HTML form action attribute pointing to a form endpoint URL — code example showing method POST
Apr 27, 2026 · 8 min

What the HTML Form Action Attribute Actually Does (and Why It Matters)

The HTML form action attribute tells the browser where to send your form data when a user hits submit. It's the URL th… Read more

Webflow form routing submissions to an external service instead of a custom backend
Apr 17, 2026 · 7 min

How to Handle Webflow Form Submissions Without a Custom Backend

A Webflow contact form looks great out of the box, but Webflow only emails you the submission data — it does not store… Read more

Apr 09, 2026 · 8 min

Best Jotform alternative for Developers in 2026 (Free and Lightweight)

If you've ever hit Jotform's free plan ceiling mid-project, you know the frustration. The free tier caps you at 5 form… Read more

Mar 26, 2026 · 9 min

How to Host a Static Website for Free in 2026: GitHub Pages, Cloudflare Pages & Contact Forms

Choosing the right static website hosting platform can save you hundreds of dollars a year while keeping your site fas… Read more

Mar 25, 2026 · 8 min

PHP vs Serverless Forms: Why Choose Form-to-Email Services

If you've ever tried to add a contact form to a website, chances are you've run into the classic approach: write a PHP… Read more