Quote Originally Posted by bartmoss View Post
The problem isn't that it's impossible to do with Gimp/Inkscape (I can't afford Adobe products I fear), but rather that it's exceedingly tedious. Gotta place those hex symbols absolutely correctly or it'll look crappy. The usual .svg hex grid generators do centerdots, so it can be done, but... it's just... a lot of really fiddly work anyway.
Try adding an "Axonometric Grid" in Inkscape It will let you snap things to a hexagonal/triangular grid