netlify-forms

To collect HTML form submissions without server-side code, add the data-netlify attribute and a unique form name to your HTML form. Deploying your site to Netlify automatically detects the form and manages the backend collection process.

Yes, Netlify Forms supports file uploads and AJAX submissions. You can configure your HTML form to handle asynchronous data transmission and accept file attachments without requiring a custom server backend.

The best way to add spam protection to static site forms is enabling built-in filtering options. Netlify Forms provides honeypot fields and optional reCAPTCHA integration to automatically block bots and prevent spam submissions.

Yes, you can access form submissions programmatically using the Submissions API. This allows you to retrieve collected data for external system integrations and configure automated notifications for new entries.

No, you do not need a backend server to process contact forms and send notifications. Adding the data-netlify attribute to your HTML form enables automatic detection, collection, and configurable notification forwarding.

Using data-netlify for form processing requires deploying your site on Netlify and assigning a unique form name. If these constraints are unmet, automatic form detection fails and submissions will not be collected.