VS debugger supports custom display visualization already: https://docs.microsoft.com/en-us/visualstudio/debugger/create-custom-visualizers-of-data?view=vs-2017

VS debugger supports custom display visualization already: https://docs.microsoft.com/en-us/visualstudio/debugger/create-custom-visualizers-of-data?view=vs-2017 https://docs.microsoft.com/en-us/visualstudio/debugger/creat... If you think the watch is slow it's probably because one of the expressions you are trying to evaluate is slow (eg getters doing more computation behind the scenes than you think). If you just watch plain data it's blazing fast.