> For the complete documentation index, see [llms.txt](https://docs.digitalriver.com/salesforce-lightning/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.digitalriver.com/salesforce-lightning/salesforce-lightning-b2b-commerce-app-2.1/integrate-the-salesforce-lightning-app/step-19-consider-recommended-extensions.md).

# Step 19: Consider recommended extensions

The Digital River app provides many optional ways to extend the OOTB features. It is highly recommended, however, that you consider the following option for your solution:

* [Add a spinner component (LWR only)](/salesforce-lightning/salesforce-lightning-b2b-commerce-app-2.1/extend-the-salesforce-lightning-app/add-a-spinner-component-lwr-only.md)