You will just need a Home server, in my case I just used XAMPP for Windows. The AtoZ VTO-VET 2.0.txt is the code to use with TamperMonkey, just copy and paste the code into a new TamperMonkey Script.
{"vtoOpportunities":[{"start_time":"2021-01-08T13:00:00.000Z","start_time_local":"2021-01-08T05:00:00","end_time":"2021-01-08T19:50:00.000Z","end_time_local":"2021-01 ...