> ## Documentation Index
> Fetch the complete documentation index at: https://velt.dev/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Overview

> Your users can see other users online on the document. This makes your app feel alive.

<Frame>
  <iframe src="https://landing-page-demo-velt.vercel.app/?feature=presence" scrolling="no" frameBorder="0" className="w-full" height="500px" />
</Frame>

[Open in larger window](https://landing-page-demo-velt.vercel.app/?feature=presence)

## Heartbeat Monitoring

Monitor user activity with heartbeat data for active session visibility. Track the current user's heartbeat or monitor heartbeats for any user across your application.