Programable Keypad
This page lists the best programble keypads.
koolertron
For general purpose and not expensive, the koolertron is the best. Only flaw is require Microsoft Windows or macOS to program the keys.
This is a no-nonsense work horse. Buy one, you get a super keypad, buy 2, you have a split ergo keyboard.
Cooler Master ControlPad

Elgato
If you want fancy display, get Elgato.
Ultimate Hacking Keyboard
If you want the most powerful programability, software works in {Windows, Mac, Linux} , most easy to use software, and 63 programable keys, get Ultimate Hacking Keyboard.

Genovation
Sturdy build, but the software is stuck to Windows 95 era. And cherry mx black switches. ugh.
Max Keyboard Falcon-20
x-keys
The x-keys are overly expensive.
Razer
If you don't mind requiring internet to use your keypad, then consider razer.
Power of Keypad
Aug 15, 2016
pixivision
the left keypad is Razer Nostromo Gaming Keypad
Programable Keypad
- patreon me $5
- amazon egift card to xah@xahlee.org , $20 is nice.
- paypal to xah@xahlee.org , $20 is nice.
- bitcoin me 19dfoa3Q7oehm9MwCULQzBG8vqfCaeMazH
If you have a question, put $5 at patreon and message me.