You can align all hero spells to a standardized QWER grid, similar to Dota 2 or League of Legends, regardless of the hero you are playing.
Many versions use a toggle key (like Scroll Lock or F8 ) to turn the hotkeys on or off so they don't interfere with typing in chat. Popular Auto Warkey Alternatives auto warkey dota 1
A simpler alternative favored by players who only want to remap the inventory without the extra bells and whistles. Pro Tips for Optimal Hotkeys You can align all hero spells to a