> For the complete documentation index, see [llms.txt](https://purple-pay.gitbook.io/purple-pay/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://purple-pay.gitbook.io/purple-pay/developers.md).

# Developers

- [API Key](https://purple-pay.gitbook.io/purple-pay/developers/api-key.md): Developer documentation for various Purple Pay integration options
- [Generate API Key](https://purple-pay.gitbook.io/purple-pay/developers/api-key/generate-api-key.md)
- [API Documentation](https://purple-pay.gitbook.io/purple-pay/developers/api-key/api-documentation.md)
- [Ecommerce Widget](https://purple-pay.gitbook.io/purple-pay/developers/ecommerce-widget.md): Integrate PurplePay widget to your Ecommerce website.
- [Purple Protocol](https://purple-pay.gitbook.io/purple-pay/developers/purple-protocol.md): Developer documentation for various Purple Pay integration options
- [Purple ID](https://purple-pay.gitbook.io/purple-pay/developers/purple-id.md): Developer documentation for various Purple Pay integration options