So there's this https://forums.alliedmods.net/showthread.php?t=298458
but you need to use his site & there's delay + ads
With this, you are running the backend yourself. It's instant redirect and no bullshit ads.
No panel like his but who cares. Edit Mysql in api/config.php and the commands + url is in there in the $links array.
Also run table.sql on your db, just needs to create a table.
In the weblync.sp just change http://weblync.tokenstash.com/api/ to w/e you are hosting it