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

# User achievements systems

> Overview of the ways to track and manage XBOX Live user achievements, including event-based, title-managed, and Achievements Manager options.

This section describes the various ways to track and manage user's achievements in a title.

## In this section

[Event-based vs. title-managed Achievements](/services/xbox-services/player-data/achievements/live-achievements-eb-vs-tm)
Describes the differences between event-based and title-managed Achievements.

[Event-based achievements](/services/xbox-services/player-data/achievements/event-based/live-achievements-eb-nav)
Describes the event-based Achievements service that's based on telemetry and user statistics.

[Title-managed achievements](/services/xbox-services/player-data/achievements/title-managed/live-achievements-tm-nav)
Provides an overview of title-managed Achievements, its concepts, and how to configure it. Example code is also provided.

[Achievements Manager](/services/xbox-services/player-data/achievements/achievements-manager/live-achievements-manager-nav)
The XBOX Live Achievements Manager API simplifies keeping track of, and updating the state of an XBOX Live user's achievements.


## Related topics

- [Achievements](/services/xbox-services/player-data/achievements/index.md)
- [Stats and achievements](/build/steam-porting-guide/features/stats-and-achievements.md)
- [XblAchievementsManagerIsUserInitialized](/reference/live/xsapi-c/achievements_manager_c/functions/xblachievementsmanagerisuserinitialized.md)
- [XblAchievementsManagerAddLocalUser](/reference/live/xsapi-c/achievements_manager_c/functions/xblachievementsmanageraddlocaluser.md)
- [Overview of the XBOX Achievements Manager API](/services/xbox-services/player-data/achievements/achievements-manager/live-achievements-manager-overview.md)