> For the complete documentation index, see [llms.txt](https://docs.ellipsis-drive.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ellipsis-drive.com/developers/api-v3/account/external-layer.md).

# External Layer

External layers such as WMTS, WMS, WFS, vector tiles can be added to your account. Once added these layers will be available in the Ellipsis Drive viewer.