>>95997234
By the table? Takes way too much fucking time to organise, and if people are to make their own, it takes even more time when they are mapping shit.
Online? Sure, just have two layers of the map: hexes themselves and FoW over them, then erase the FoW as they discover things, learn rumours, find pre-existing maps, climb vantage point etc.
But then again, if you are playing hexcrawl without the benefit of having a PC in front of you to handle all the book-keeping and bean-counting, you are actively fucking yourself as a GM