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

# Kafka Topics

> Kafka topics are used to store different types of messages, like execution requests, responses, events, etc.

# Kafka Topics

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## execution-requests

Stores execution requests that are then processed by corresponding executors

## execution-events

Stores all execution-related events, like requests, responses, execution life-cycle events, commands, etc.

## execution-responses

Stores execution responses generated as a result of processing execution requests.

## exchanges

Stores exchange requests

## components

Stores registered Hub components

## component-requests

Stores component repository requests, e.g. request to cache a Hub component

## errors

Stores execution errors

## sharables

Stores sharable tokens related events

## cached-files

Stores cached files descriptors, does not store file content