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.
Doesn't this controller remind you of Tetris? And No More Lines offers many other layouts—sometimes with all buttons (or even a joystick)!
Junkfood Custom Arcades came up with the SWORL to solve the Snack Box Micro's limitation of only being for fighting games.
Wooden Pan makes wooden controllers in Austria, so if you're nearby or like its controllers enough, you can request long distance shipping!
Haute42 continues its journey of making fighting game controllers for every need, such as the E16 Mirrored, which is for left handed players.
We can rave on and on about the benefits of the MS1, but its selling point is its unique right thumb button placement.
It's mind boggling how a small controller like the open source SplitFox Pro packs a split layout with 18 buttons into its little frame!
The TIKITAKA M3 doesn't have 16 buttons. It has 17, and the 17th button is a rare fully sized start button on the top panel's upper left.
The FRS Mini is a mini version of the bestselling FRS by Furin Arcade, and its 16 buttons mean that you have access to a dual layout.