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title: Welcome to Dropbox Sign's API Reference Documentation
description: The Dropbox Sign API allows you to build with a wide range of tools. Here you'll find information and examples about the endpoints and features.
og:description: The Dropbox Sign API allows you to build with a wide range of tools. Here you'll find information and examples about the endpoints and features.
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For clean Markdown of any page, append .md to the page URL. For a complete documentation index, see https://developers.hellosign.com/api/llms.txt. For full documentation content, see https://developers.hellosign.com/api/llms-full.txt.

Welcome to the Dropbox Sign API reference documentation! Here you'll find information and examples about the endpoints and features in the Dropbox Sign API. The Dropbox Sign API allows you to build with a wide range of eSignature tools, such as sending a file to be signed over email or embedding signatures directly in your app.

Helpful links:

<table>
  <thead>
    <tr>
      <th>
        Action
      </th>

      <th>
        Link
      </th>
    </tr>
  </thead>

  <tbody>
    <tr>
      <td>
        Download OpenAPI Spec
      </td>

      <td>
        <Button href="https://github.com/hellosign/hellosign-openapi/blob/main/openapi.yaml" intent="primary" outlined>Download</Button>
      </td>
    </tr>

    <tr>
      <td>
        Go to source files
      </td>

      <td>
        <a href="https://github.com/hellosign/hellosign-openapi">
          <img src="https://img.shields.io/badge/github-hellosign--openapi-lightgrey?logo=github" alt="GitHub link to Dropbox Sign repo with openapi spec" />
        </a>
      </td>
    </tr>

    <tr>
      <td>
        Contact support
      </td>

      <td>
        <a href="mailto:apisupport@hellosign.com">
          <img src="https://img.shields.io/badge/Email-apisupport%40hellosign.com-yellowgreen" alt="Contact Dropbox Sign Support" />
        </a>
      </td>
    </tr>

    <tr>
      <td>
        Send us feedback
      </td>

      <td>
        <a href="https://docs.google.com/forms/d/e/1FAIpQLSdZbNlCYMXZiuuB1CvlUpqElsn3dLFzGwJfUfqT23m2UZVLjQ/viewform?usp=sf_link">
          <img src="https://img.shields.io/badge/submit-form-green&logo=google" alt="Form to submit feedback to Dropbox Sign" />
        </a>
      </td>
    </tr>
  </tbody>
</table>

These API reference docs are [newly launched](https://www.hellosign.com/blog/new-api-reference-docs). We've put lots of effort into improving content and completeness to support this launch, but the Dropbox Sign API is a broad surface and you might find areas that need more love. Please consider [contributing](https://github.com/hellosign/hellosign-openapi#contributing)!