Title: Data Module Reference
Published: March 9, 2021
Last modified: March 27, 2026

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# Data Module Reference

[ Back to top](https://developer.wordpress.org/block-editor/reference-guides/data/?output_format=md#wp--skip-link--target)

 * [**core**: WordPress Core Data](https://developer.wordpress.org/block-editor/reference-guides/data/data-core/)
 * [**core/annotations**: Annotations](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-annotations/)
 * [**core/block-directory**: Block directory](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-block-directory/)
 * [**core/block-editor**: The Block Editor’s Data](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-block-editor/)
 * [**core/blocks**: Block Types Data](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-blocks/)
 * [**core/commands**: Command Palette](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-commands/)
 * [**core/customize-widgets**: Customize Widgets](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-customize-widgets/)
 * [**core/edit-post**: The Editor’s UI Data](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-edit-post/)
 * [**core/edit-site**: Edit Site](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-edit-site/)
 * [**core/edit-widgets**: Edit Widgets](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-edit-widgets/)
 * [**core/editor**: The Post Editor’s Data](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-editor/)
 * [**core/keyboard-shortcuts**: The Keyboard Shortcuts Data](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-keyboard-shortcuts/)
 * [**core/notices**: Notices Data](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-notices/)
 * [**core/nux**: The NUX (New User Experience) Data](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-nux/)
 * [**core/preferences**: Preferences](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-preferences/)
 * [**core/reusable-blocks**: Reusable blocks](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-reusable-blocks/)
 * [**core/rich-text**: Rich Text](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-rich-text/)
 * [**core/viewport**: The Viewport Data](https://developer.wordpress.org/block-editor/reference-guides/data/data-core-viewport/)

First published

March 9, 2021

Last updated

March 27, 2026

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[ Improve it on GitHub: Data Module Reference ](https://github.com/WordPress/gutenberg/edit/trunk/docs/reference-guides/data/README.md)

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