# Interface: `IPluginModule` [@jupyterlite/server](../modules/jupyterlite_server.md).[JupyterLiteServer](../modules/jupyterlite_server.JupyterLiteServer.md).IPluginModule The interface for a module that exports a plugin or plugins as the default value. ## Properties ### `default` > > **`default`**: `IPlugin`<[`JupyterLiteServer`](../classes/jupyterlite_server.JupyterLiteServer-1.md), `any`\> \| `IPlugin`<[`JupyterLiteServer`](../classes/jupyterlite_server.JupyterLiteServer-1.md), `any`\>[] The default export. #### Defined in [packages/server/src/app.ts:198](https://github.com/jupyterlite/jupyterlite/blob/6de9813/packages/server/src/app.ts#L198)