> For the complete documentation index, see [llms.txt](https://help.onlinplus.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.onlinplus.com/faqs/extensions.md).

# Extensions

- [WhatsApp Bubble Extension](https://help.onlinplus.com/faqs/extensions/whatsapp-bubble-extension.md)