FormLoom

Alpine.js waitlist form

Capture early-access signups before launch.

Recommended fields

FieldTypeRequired
emailemailYes
referraltextNo

The code

Use `x-data` for local state and `@submit.prevent` to call `fetch`. Toggle a `status` property to show the result.

Alpine.js (no build step)
contact.html
<form
  x-data="{ status: 'idle' }"
  @submit.prevent="
    status = (await (await fetch('https://formloom.vercel.app/api/submit/YOUR_ACCESS_KEY', {
      method: 'POST',
      headers: { 'Content-Type': 'application/json', Accept: 'application/json' },
      body: JSON.stringify(Object.fromEntries(new FormData($el))),
    })).json()).success ? 'ok' : 'error'
  "
>
  <label>
    Email
    <input type="email" name="email" required />
  </label>
  <label>
    How did you hear about us?
    <input type="text" name="referral" />
  </label>
  <!-- honeypot: bots fill this, humans don't see it -->
  <input type="checkbox" name="botcheck" style="display:none" tabindex="-1" autocomplete="off" />
  <button type="submit">Send</button>
  <p x-show="status === 'ok'">Thanks — we got your message.</p>
</form>
Plain HTML (no JavaScript)
contact.html
<form action="https://formloom.vercel.app/api/submit/YOUR_ACCESS_KEY" method="POST">
  <label>
    Email
    <input type="email" name="email" required />
  </label>
  <label>
    How did you hear about us?
    <input type="text" name="referral" />
  </label>
  <!-- honeypot: bots fill this, humans don't see it -->
  <input type="checkbox" name="botcheck" style="display:none" tabindex="-1" autocomplete="off" />
  <button type="submit">Send</button>
</form>
@formloom/client (typed SDK)
submit.ts
// npm i @formloom/client
import { createForm } from "@formloom/client";

type Contact = {
  email: string;
  referral?: string;
};

const form = createForm<Contact>("YOUR_ACCESS_KEY");

// End-to-end typed: TS errors if you send the wrong shape.
const { success, message } = await form.submit({
  email: form.email.value,
  referral: form.referral.value,
});

Tips

  • Track referral source so you know which channels are working.
  • Use an autoresponder to confirm the spot and set expectations.

FAQ

Forward signups via webhook to a tool that assigns positions, or send a confirmation autoresponder.
Alpine.js waitlist form — copy-paste code + live demo · FormLoom