Formstork

FORM BACKEND API

The backend
for your forms.

Point your HTML form at our endpoint, add one hidden field, and every submission lands in your inbox. No server, no backend code — works with any static site, framework, or AI-built page.

Get your access key →

Free — 250 submissions a month. Stored forever, never deleted.

index.html 
<form action="https://api.formstork.com/submit"
      method="POST">
  <input type="hidden" name="access_key"
         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>
That's the whole integration.

No expiry

Submissions stored forever

Every submission stays in your dashboard permanently — on the free plan too. Search, filter, and export to CSV anytime.

Included

Integrations, free

Forward submissions to Slack, Discord, Telegram, or any webhook — HMAC-signed, encrypted, no upgrade required.

AI-native

Made for AI-built sites

Building with Lovable, Bolt, or v0? Your assistant can wire up Formstork on its own — we ship llms.txt and a React SDK.