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

# Upstack Data Documentation

> Upstack Data captures every storefront event, resolves shopper identities, and delivers server-side conversions to your ad platforms. Find setup guides, platform integrations, and troubleshooting.

The sidebar lists every section of the docs. Use the paths below to find what you need — or jump straight in.

**[Start your free trial](https://upstackdata.com)** · **[Sign in](https://app.upstackdata.com)**

## Where are you headed?

<CardGroup cols={3}>
  <Card title="Shopify setup" icon="shopify" href="/guides/shopify/complete-how-to-guide-for-setting-up-the-upstack-data-app-in-shopify">
    Install the Upstack app, add the theme extension or custom pixel, and verify your first tracked events.
  </Card>

  <Card title="Event destinations" icon="paper-plane" href="/destinations/catalog/overview">
    Forward conversions server-side to Meta CAPI, Google Ads, TikTok, Klaviyo, Pinterest, Snapchat, and more.
  </Card>

  <Card title="Troubleshooting" icon="wrench" href="/troubleshooting/no-events-appear-in-dashboard">
    Fix missing dashboard events, attribution mismatches, duplicate purchases, stale data, and disconnected destinations.
  </Card>
</CardGroup>

## Browse the docs

* **[Shopify setup](/guides/shopify/complete-how-to-guide-for-setting-up-the-upstack-data-app-in-shopify)** — app install, theme extension, custom pixel
* **[Tracking events](/guides/custom-events/how-to-create-custom-event-triggers)** — custom events, mappings, UTM parameters
* **[Data sources](/sources/catalog/overview)** — ad spend and campaign data from your ad platforms
* **[Event destinations](/destinations/catalog/overview)** — Meta CAPI, Google Ads, TikTok, Klaviyo, Pinterest, Snapchat, and more
* **[Health & Wellness](/guides/health-wellness/health-wellness-setup)** — restricted-category tracking and compliance
* **[Analytics](/analytics/attribution-reporting)** — attribution reports, measures and dimensions
* **[Concepts](/concepts/server-side-tracking)** — server-side tracking, identity, enrichment
* **[Pixel SDK · API · CLI](/pixel)** — developer references for the tracking pixel, REST API, and command line

<Note>
  Setting up end to end? Follow the [Complete onboarding guide](/get-started/complete-upstack-data-onboarding-guide). Stuck? Check the [FAQ](/troubleshooting/faq) or [contact support](/troubleshooting/support).
</Note>