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

# Developer Zone

- [Filters](https://ninjateam.gitbook.io/whatsapp-for-wordpress/developer-zone/filters.md)
- [WhatsApp JS](https://ninjateam.gitbook.io/whatsapp-for-wordpress/developer-zone/whatsapp-js.md): Documentation for WhatsApp Chat Widget Button JS
- [README](https://ninjateam.gitbook.io/whatsapp-for-wordpress/developer-zone/whatsapp-js/readme.md)