Key Mapping Tools for Mac

BetterTouchTool is a great, feature packed app that allows you to configure many gestures for your Magic Mouse (1 & 2), Macbook Trackpad and Magic Trackpad (1 & 2) and also Mouse Gestures for normal mice.

Karabiner, previously called KeyRemap4MacBook, is a very powerful keyboard remapper for Mac OS X. In addition to simple key remapping, it has special remapping modes like Emacs-mode, SandS-mode (Space and Shift).

This is a cross-platform software keyboard remapper for Linux, macOS and Windows. A short summary of the features:

Simple and powerful keyboard enhancement on macOS.

With keyboards for over 2000 languages, Keyman lets you type in your language anywhere. You can create your own keyboards with Keyman Developer. Keyman is completely free and open source, and runs on Windows, macOS, Linux, Android, iOS and web.

Use an additional modifier key for all your keyboard shortcuts with this straightforward app. Utilize an unused key by converting the caps lock or any modifier key to the hyper key, which combines all four modifiers. The hyper key can be used in any app with keyboard shortcuts.

Graphical interface for macOS keyboard layouts, enabling drag-and-drop editing, dead key creation, Unicode support, and mapping multiple characters to keys.

Spark is a powerful and easy shortcuts manager. With Spark you can create Hot Keys to launch applications and documents, execute AppleScripts, command iTunes, and more...

The xmodmap program is used to edit and display the keyboard modifier map and keymap table that are used by client applications to convert event keycodes into keysyms. It is a part of the X.Org project.

DoubleCommand is software for Mac OS X (a kernel extension) that lets you remap keys, in other words change the way your keyboard works. Often used to make a PC keyboard more comfortable with a Mac, swapping the Alt (Option) and Windows (Command or Apple) keys, since they are in...

KeyBindingsEditor is a GUI-based editor for OS X key bindings. It allows for easy editing and supports single-action bindings (one action per keystroke), multi-action bindings (multiple actions for a keystroke) and Emacs meta binding-style multi-keystroke bindings.

PCKeyboardHack can change caps lock key behavior. For example, changing caps lock key to delete Key.

Khd is a simple modal hotkey-daemon for OSX, using Quartz Event Services.

Tired of tiwsting and stretching your fingers to trigger your shortcuts? You feel like you are running out of shortcuts?