You can design a custom form in Webflow, but you cannot directly use Webflow's Form API to send form data to an external client management system.
Webflow’s Form API is primarily meant for retrieving form submission data, not sending it somewhere else. However, there are alternative approaches to accomplish integration with a client management system.
- Webflow forms natively send data to Webflow’s internal form submission system.
- You can access this data via the Webflow CMS/Form API if you're a site admin or developer.
- Webflow does not natively support posting form submissions directly to external APIs or systems.
2. Use Webhooks or Integrations Instead
To connect a Webflow form with a client management system:
- Use a third-party tool like Zapier, Make (Integromat), or Pipedream to create a webhook or API integration.
- In Webflow:
- Design and build the form as usual.
- In Project Settings > Forms, specify the form action to be a Webhook URL (Zapier/Make webhook URL).
- The third-party tool can then relay the form submission data to your client management app via its API.
3. Use Custom JavaScript to Post Directly
- You can bypass Webflow’s form handling by adding custom JavaScript that:
- Prevents the default form submission.
- Sends the form data directly to the client management system’s API (via
fetch
or axios
). - This requires knowledge of the external system’s API specs (authentication, endpoints, etc.).
4. Disable Webflow’s Default Handling If Needed
- If you're using a custom form handler, be sure to:
- Remove or ignore Webflow's form action.
- Prevent default submission to Webflow with JavaScript (
event.preventDefault()
). - This ensures no duplicate submission behavior.
Summary
You cannot use the Webflow Form API to send data to an external system, but you can connect a Webflow form to a client management system using webhooks, third-party automation tools, or custom JavaScript to handle the integration.