> For the complete documentation index, see [llms.txt](https://help.besmart.software/t4r/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.besmart.software/t4r/features/list-of-features/link-checker.md).
# Link Checker
**Icon:**
**Location:** ribbon Be.Smart T4R, panel Project
**Packages:** Be.Smart T4R Free | Be.Smart T4R
### **Overview**
The Link Checker is a tool that automatically checks for updates to external references in a project. If a change is detected, the Link Checker will display a notification. It helps keep track of updates to external references, ensuring that the project remains up to date.
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