Discover 25.2
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# Architecture

The Discover application includes the following components:

- A front-end user interface that helps you to query IDOL and explore your data.
- API endpoints that provide functionality to the front-end.
- A Keycloak authentication server for user authentication. The Keycloak server also has a back-end PostgreSQL database.
- A Gremlin database, backed by an IDOL Content engine.
- An S3-compatible object store, for storing media assets.
- An Apache NiFi instance, deployed with IDOL Ingest components, for performing media analysis.
- A PostgreSQL database for storing audit logs.

For more information about these components, see Components.

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Version 25.2 | Last updated April 2025

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Product: Knowledge Discovery Discover 25.2

Topic Title: Architecture