> For the complete documentation index, see [llms.txt](https://docs.valtimo.nl/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.valtimo.nl/v12/nog-een-plek-geven/reference.md).

# References

This section gives a list of reference materials for various parts of Valtimo (e.g. which events are emitted by Valtimo).

This section is intended for people who need to know what options are available for configuration, as well as developers who want to extend features in Valtimo and need to know what is available.

* [Modules](/v12/nog-een-plek-geven/reference/modules.md)
* [User interface](/v12/nog-een-plek-geven/reference/user-interface.md)
* [Feature toggles](/v12/running-valtimo/application-configuration/feature-toggles.md)
* [Content Security Policy (CSP)](/v12/running-valtimo/application-configuration/content-security-policy.md)
* [Supported databases](/v12/nog-een-plek-geven/reference/supported-databases.md)
* [Process beans](/v12/nog-een-plek-geven/reference/process-beans.md)
* [Environment](/v12/nog-een-plek-geven/reference/environment.md)