# Form.io Reference Docs

This document contains readily accessible reference information. Look here for error codes, API documentation, and information relevant to working in Form.io.

### Popular topics

<table data-view="cards"><thead><tr><th></th><th></th><th data-hidden data-card-cover data-type="files"></th><th data-hidden></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><h4><i class="fa-circle-exclamation">:circle-exclamation:</i> Error Codes</h4></td><td>Diagnose and resolve Form.io errors</td><td></td><td></td><td><a href="broken-reference">Broken link</a></td></tr><tr><td><h4><i class="fa-code">:code:</i>  API Docs</h4></td><td>Access Form.io API Docs</td><td></td><td></td><td><a href="https://apidocs.form.io/">https://apidocs.form.io/</a></td></tr><tr><td><h4><i class="fa-sparkles">:sparkles:</i> Releases &#x26; Updates</h4></td><td>Review information about major releases and updates</td><td></td><td></td><td><a href="releases-and-updates">releases-and-updates</a></td></tr></tbody></table>