Web Forms, Delivered

Point your HTML form at our API. We handle the backend — email delivery, spam filtering, and smart topic guard. No server code required.

Get Started Free How It Works

Reusable Email Templates Custom Sender Domains JSON or HTML Responses HTML + HTMX + JS Snippets Smart Off-topic Filtering

Works with

Standard HTML Forms HTMX Fetch / JavaScript

No Backend Code

A standard HTML form POST is all you need. No PHP, no Node, no server-side anything.

Smart Filtering

Block off-topic submissions before they reach your inbox. Return a JSON message or a custom HTML response.

Spam Protection

Built-in honeypot fields and rate limiting keep bots at bay. Domain restriction locks forms to your sites.

SMTP or AWS SES

Use your own SMTP credentials or SES. High deliverability and production-ready email routing.

Auto-Responder + Templates

Manually write replies or reuse template library snippets with Go template variables and custom sender domains.

Self-Hosted Option

Prefer to run it yourself? Deploy with Docker and your own SMTP server. One-time purchase, no subscription.

How It Works

Create a Form

Add to Your Site

Point any HTML form at our API endpoint. One hidden input, that's it.

Receive Submissions

Form data lands in your email inbox. Off-topic and spam stays out.

Code Snippets

HTML HTMX JavaScript

<form action="https://api.websendgo.com/submit" method="POST">
  <input type="hidden" name="form_id" value="YOUR_ACCESS_KEY">
  <input type="text" name="name" required>
  <input type="email" name="email" required>
  <textarea name="message" required></textarea>
  <button type="submit">Send</button>
</form>

Built For Real Workflows

Contact & Lead Forms

Route submissions straight to your inbox with clean filtering and optional auto-replies.

Waitlists & Newsletters

Collect signups and send branded confirmations from your own domain.

Support Intake

Use off-topic responses and filters to keep only relevant requests flowing through.

Start Receiving Form Submissions Today

250 submissions/month free. No credit card required.

Create Your Form