Amazon.com: SunFounder FruitKey USB Keyboard DIY Starter Kit Gamepad Control Handle DIY Computer Keyboard, Worked with PC Mac OS X Raspberry Pi for Arduino Uno R3 Leonardo : Electronics
DIY Stream Deck / Mini Macro Keyboard : r/arduino
Turn your ProMicro into a USB Keyboard/Mouse - SparkFun Electronics
How to use a keyboard in arduino
Wireless Keyboard With Arduino : 3 Steps - Instructables
Arduino AVR C++: Simple USB HID multimedia keyboard based upon standard keyboard class - Stack Overflow
Turning An Arduino Into A USB Keyboard | Hackaday
DIY 35% Keyboard | Keyboard, Keyboard hacks, Pc keyboard
Arduino Pro Micro Macro Keyboard Version 2.0 | DIY Macro Pad for Professional Keyboard Slayers - YouTube
Keyboard and Mouse Control | Arduino Documentation | Arduino Documentation
I made a custom 8-key RGB keyboard that can be programmed with Arduino : r/ arduino
Upgrade your USB keyboard to Bluetooth® with this Arduino device | Arduino Blog
How to drive USB keyboard from Arduino « Circuits@Home