--- category: api-reference --- # CKEditor 5 undo feature [![npm version](https://badge.fury.io/js/%40ckeditor%2Fckeditor5-undo.svg)](https://www.npmjs.com/package/@ckeditor/ckeditor5-undo) This package implements undo support for CKEditor 5. ## Documentation See the {@link module:undo/undo~Undo} plugin documentation. This plugin is usually enabled by the {@link module:essentials/essentials~Essentials} plugin from the {@link api/essentials `@ckeditor/ckeditor5-essentials`} package (which also enables other fundamental editing features). ## Installation ```bash npm install --save @ckeditor/ckeditor5-undo ``` ## Contribute The source code of this package is available on GitHub in https://github.com/ckeditor/ckeditor5/tree/master/packages/ckeditor5-undo. ## External links * [`@ckeditor/ckeditor5-undo` on npm](https://www.npmjs.com/package/@ckeditor/ckeditor5-undo) * [`ckeditor/ckeditor5-undo` on GitHub](https://github.com/ckeditor/ckeditor5/tree/master/packages/ckeditor5-undo) * [Issue tracker](https://github.com/ckeditor/ckeditor5/issues) * [Changelog](https://github.com/ckeditor/ckeditor5/blob/master/CHANGELOG.md)