Update README.md (microsoft#273987)

Author: dev-fYnn

doc/private/README.md

@@ -5,5 +5,6 @@ Microsoft is working with multiple partners to develop protocols or an API to en
 
 - **[winget.Pro](https://winget.pro)** open source private winget repository with a hosted option
 - **[WinGetty](https://wingetty.dev)** open source private winget repository with a hosted option and multi-user support
+- **[Winget-Repo](https://winget-repo.io/)** open source private winget repository with client management and other unique features
 
 - More coming soon. Please feel welcome to submit a pull request to add your company's third-party repository offering to this list.