> 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/running-valtimo/application-configuration/valtimo-cors.md).

# Configuring CORS

Configuring Cross Origin Resource Sharing, aka CORS, is a mechanism to allow access from javascript resources in the browser to fetch resources from different domains then the javascript is served from. By default, browsers only allow javascript to fetch resources from the same domain.