> For the complete documentation index, see [llms.txt](https://docs.aboutcircles.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.aboutcircles.com/tutorials-and-examples.md).

# Tutorials and Examples

- [Setting up Circles SDK with React](https://docs.aboutcircles.com/tutorials-and-examples/setting-up-circles-sdk-with-react-and-javascript.md)
- [Using CrcV2\_TransferData for verifying annotated data](https://docs.aboutcircles.com/tutorials-and-examples/circles-x-gnosis-app-starter-kit.md): Annotating Circles transactions with arbitrary data and utilizing CrcV2\_TransferData rpc method to build Gnosis App compatible payment links and QR codes with annotation.