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

# Core Concepts

> Explore the foundational building blocks of Soundcheck including checks, tracks, campaigns, fact collectors, filters, and notifications.

<Columns cols={2}>
  <Card title="Checks" href="/plugins/soundcheck/core-concepts/checks/">
    2 items
  </Card>

  <Card title="Tracks" href="/plugins/soundcheck/core-concepts/tracks">
    Tracks are composed of levels, checks and certifications. Tracks encourage alignment to architectural best practices and standards and are analogous to an organization’s long-term tech health initiatives.
  </Card>

  <Card title="Campaigns" href="/plugins/soundcheck/core-concepts/campaigns">
    Campaigns in Soundcheck
  </Card>

  <Card title="Filters" href="/plugins/soundcheck/core-concepts/filters">
    Filters allow you to narrow down the applicability of a check/track/campaign and scheduling of checks/collectors to a specific set of entities in the Software Catalog.
  </Card>

  <Card title="Check Results" href="/plugins/soundcheck/core-concepts/checkResults">
    When viewing checks' results, either in the entity page or the overview page,
  </Card>

  <Card title="Fact Collectors" href="/plugins/soundcheck/core-concepts/fact-collectors">
    Fact Collectors collect raw data (facts) about your components. These facts are then used by checks to determine the health of your components.
  </Card>

  <Card title="Check Insights" href="/plugins/soundcheck/core-concepts/check-insights">
    The Check Insights page offers a comprehensive view of the health of entities associated with a specific check.
  </Card>

  <Card title="Track Insights" href="/plugins/soundcheck/core-concepts/track-insights">
    The Track Insights page offers a comprehensive view of the health of various entities associated with a specific track.
  </Card>

  <Card title="Campaign Insights" href="/plugins/soundcheck/core-concepts/campaign-insights">
    The Campaign Insights page offers a comprehensive view of the entities targeted by focused
  </Card>

  <Card title="Tech Insights" href="/plugins/soundcheck/core-concepts/tech-insights">
    Tech Insights was tailored for the Leadership/Executive persona to provide clear, actionable, and
  </Card>

  <Card title="Events" href="/plugins/soundcheck/core-concepts/events">
    Soundcheck can emit events to the backstage events plugin.
  </Card>

  <Card title="Notifications" href="/plugins/soundcheck/core-concepts/notifications">
    Soundcheck integrates with the Notifications plugin by providing a number of built in notifications.
  </Card>
</Columns>