> For the complete documentation index, see [llms.txt](https://docs.helmut.de/helmut4-releases/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.helmut.de/helmut4-releases/v4.11.0/helmut4-components/streamdesigner/nodes/conditions/project-8/project-extension-condition.md).

# Project Extension Condition

With this conditional node, it is possible to check the extension of a project. If the project's extension matches the string input set within the condition, the node will exit either with a true or false outcome.

<figure><img src="/files/LGb6iJHdFhoyIrUG91km" alt="" width="350"><figcaption><p>Project Extension Condition</p></figcaption></figure>