---
title: "Concepts | Grafana Agent documentation"
description: "Learn about the Grafana Agent Flow concepts"
---

# Concepts

This section explains the primary concepts of Grafana Agent Flow.

- [Configuration language](/docs/agent/v0.43/flow/concepts/config-language/)
- [Components](/docs/agent/v0.43/flow/concepts/components/)
- [Component controller](/docs/agent/v0.43/flow/concepts/component_controller/)
- [Custom components](/docs/agent/v0.43/flow/concepts/custom_components/)
- [Modules](/docs/agent/v0.43/flow/concepts/modules/)
- [Clustering](/docs/agent/v0.43/flow/concepts/clustering/)