HotSwitch is a window switcher app using 2 stroke hotkey for macOS.
It provides fastest window switching, no matter how many windows there are.
Detailed information is here. http://oniatsu.github.io/HotSwitch/
Download and install HotSwitch.
See HotSwitch page.
Welcome at any time.
Send Pull-Request when you fix some bugs or modify some functions.
HotSwitch is developed under the MIT License.
See here.