> For the complete documentation index, see [llms.txt](https://bikeguide.hogbaysoftware.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://bikeguide.hogbaysoftware.com/bike-2-preview/customizing-bike/creating-extensions.md).

# Creating Extensions

See [extension-kit](https://github.com/bike-outliner/extension-kit) and [extension-kit/docs/creating-extensions.md ](https://github.com/bike-outliner/extension-kit/blob/main/docs/creating-extensions.md)