Karabiner-Elements is the subset of the next generation Karabiner for macOS Sierra.
Karabiner-Elements works fine except Preferences GUI.
You can download the latest Karabiner-Elements from https://pqrs.org/latest/karabiner-elements-latest.dmg
System requirements:
- OS X 10.11+
- Xcode 7.2+
- Command Line Tools for Xcode
- Boost 1.61.0+ (header-only) http://www.boost.org/
Please install Boost into /opt/local/include/boost. (eg. /opt/local/include/boost/version.hpp)