How to map a controller to keyboard keys on Windows 10

Amazon.com: RALAN Keyboard and Mouse Adapter, Controller Converter Adapter for Nintendo Switch/PS4/PS4 Pro/PS4 Slim/XBOX/PS3/PS3 Slim Keyboard Adapter. Perfect for Games Like FPS, TPS, RPG and RTS, etc : Video Games

A Better ThinkPad USB Keyboard Adapter

Akai Professional MPK Mini MK3 - 25 Key USB MIDI Keyboard Controller With 8 Backlit Drum Pads, 8 Knobs, Music Production Software and Native Instruments Sound Package (NKS Integration)

Control Keyboard & Mouse W/ Android App Via Arduino

Arturia KeyLab Essential 49 - 49 Key USB MIDI Keyboard Controller with Velocity Sensitive Synth Action Keys, 8 Drum Pads, 9 Faders, 9 Knobs and Analog Lab V Software Included