A WASD controller often has a combination of WASD keys on the left and arcade buttons on the right. Of course, there can be other variations as well.
This is a budget controller that is available in many variations and is a decent option if you would like to try leverless controllers.
Ash Huang presents this controller that is available in leverless, WASD, fightstick, and custom formats with custom art as well.
This is an all-keys controller with keys that are straight instead of being slanted, but you can also request different layouts.
Stickless offers some of the most customizable controllers in the history of the fighting game community, including performance & appearance.
Mixboxarcade created a controller that combines arcade buttons with keyboard arrows and crafted it with much dedication.
The MakeStick Pro Universal LED features a Korean joystick and Seimitsu buttons alongside plenty of options you can choose from to customize this fightstick to your taste.