# HistoryManagementMixin

Auto-generated @jbrowse/mobx-state-tree API for the current JBrowse release —
see [pluggable elements](https://jbrowse.org/jb2-staging/docs/developer_guide/) for concepts. Built into
JBrowse core.
[View source](https://github.com/GMOD/jbrowse-components/blob/main/packages/app-core/src/HistoryManagement/index.ts).

## Properties

<!-- prettier-ignore -->
| Member | Description |
| --- | --- |
| <span id="property-history">**history**</span><br><span class="cell-more"><button type="button" class="cell-more-trigger"><code>history: types.optional(TimeTraveller, { targetPath: '../sessio…</code></button><dialog class="cell-dialog"><form method="dialog"><button class="cell-dialog-close" aria-label="Close">✕</button></form><pre><code>history: types.optional(TimeTraveller, { targetPath: '../session' })</code></pre></dialog></span> | used for undo/redo |