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

# Overview

By default, your Chainlit app does not persist the chats and elements it generates. However, the ability to store and utilize this data can be a crucial part of your project or organization.

## Enable Data Persistence

To enable data persistence in your Chainlit app, you have several options:

<CardGroup cols={1}>
  <Card title="Open Source Data Layer" icon="toolbox" href="/data-layers/overview">
    Use the official Chainlit data layer, leverage a community data layer or build your own.
  </Card>
</CardGroup>