Knowledge Discovery 25.4
Knowledge Discovery Expert

# Knowledge Discovery Components

Knowledge Discovery has a number of constituent components, each of which is an ACI Server providing a set of APIs for particular use-cases.

- Content. The primary text index.

Rich Media

- Media Server. Rich media processing.

Ingestion

TIP: OpenText recommends that you ingest data using NiFi Ingest. NiFi Ingest allows you to run both connectors and data enrichment tasks in the open source Apache NiFi framework.

- Connectors retrieve information from data repositories.
- Connector Framework Server (CFS). Coordinates the processing of information retrieved by connectors, and indexes the information into the Content component index.

Security and Users

- Community. User security and profiling.
- OmniGroupServer. User security helper module.

Distribution

- Proxy Component. Automatic command redirection to the primary components.
- Distributed Action Handler (DAH). Query distribution.
- Distributed Index Handler (DIH). Index action distribution.

Administration

- License Server. License handling.

Others

- Agentstore. A specially configured Content component for storing agents and categories.
- Category. Categorization and clustering.
- View. Native-document viewing and highlighting.
- Query Manipulation Server (QMS). Query manipulation and administration.
- Named Entity Recognition Server. Entity extraction.

Copyright 2025 Open Text
Version 25.4 | Last updated October 2025

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Product: Knowledge Discovery 25.4

Topic Title: Knowledge Discovery Components