Free Loading Screen

Just add this URL to your Garry’s Mod server

https://ls.theservercritic.com/1/index.php?steamid=%s&mapname=%m

How to add the URL?
Simply Open your GarrysMod Server, look for server.cfg
Create a new line and input this information
sv_loadingurl “https://ls.theservercritic.com/1/index.php?steamid=%s&mapname=%m”
Restart the server to avoid issues and test it.

Also If you add your server you get added to the list to be Criticized and you also get added to the Server List page for free!