---
title: Concepts
description: Learn the core concepts and fundamentals of Datadog Feature Flags.
breadcrumbs: Docs > Feature Flags > Concepts
---

# Concepts

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# Important note for users on the following Datadog sites: app.ddog-gov.com, us2.ddog-gov.com

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This product is not supported for your selected [Datadog site](https://docs.datadoghq.com/getting_started/site.md). ({% placeholder "user-datadog-site-name" /%}).
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Learn how Datadog Feature Flags work and how to configure flags, environments, targeting, and governance.

- [Environments](https://docs.datadoghq.com/feature_flags/concepts/environments.md)
- [Variants and Flag Types](https://docs.datadoghq.com/feature_flags/concepts/variants_and_flag_types.md)
- [Targeting Rules and Filters](https://docs.datadoghq.com/feature_flags/concepts/targeting_rules.md)
- [Traffic Splitting and Randomization](https://docs.datadoghq.com/feature_flags/concepts/traffic_splitting.md)
- [Distribution Channels](https://docs.datadoghq.com/feature_flags/concepts/distribution_channels.md)
- [Flag History](https://docs.datadoghq.com/feature_flags/concepts/flag_history.md)
- [Stale Flags](https://docs.datadoghq.com/feature_flags/concepts/stale_flags.md)