This sounds like: Time travel debugging: https://en.wikipedia.org/wiki/Time_travel_debugging https://en.wikipedia.org/wiki/Time_travel_debugging Includes a li

This sounds like: Time travel debugging: https://en.wikipedia.org/wiki/Time_travel_debugging https://en.wikipedia.org/wiki/Time_travel_debugging Includes a list of debuggers that implement it for various languages: https://en.wikipedia.org/wiki/Time_travel_debugging#Time_traveling_debuggers https://en.wikipedia.org/wiki/Time_travel_debugging#Time_tra...