NOTE: Remember to update your file whenever a new version of DotA is released. To disable them, simply de-activate the "Custom Keyboard Shortcuts" option.
Dota Custom Keys Generator - online tool for generating Customkeys.txt. CustomKeys is a text file that allows you to remap the hotkeys for units and heroes. One of the most common reasons to use modified CustomKeys is to simplify things by having the same key for all spells in certain position.