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

# Code

Code — REST API reference.

The Code module runs custom backend logic as serverless functions — validation, integrations, data transforms, business rules — invoked from HTTP calls, module events, or schedules. It is the extensibility point of Norbix.

{% content-ref url="/pages/uR5T0WRASFlzfUxYvJS8" %}
[Integrations](/codemash/api-reference/code/integrations.md)
{% endcontent-ref %}

{% content-ref url="/pages/RkfHxeMb82qlkkftLNGh" %}
[Marketplace](/codemash/api-reference/code/marketplace.md)
{% endcontent-ref %}

{% content-ref url="/pages/vez2j39JL0E6RCgU7anC" %}
[Module](/codemash/api-reference/code/module.md)
{% endcontent-ref %}