A leverless controller is supposed to eliminate sluggish joystick movements. Sometimes, it has only buttons or a mixture of buttons and keys.
The Titan is loosely based on the Sega Saturn controller, and one of its many unique features is having a customizable encoder knob.
The Neobox is an enlargement of the open source Flatbox. It also spares you from building a Flatbox yourself.
The Slab Mini All Button Controller is a sandwich acrylic case controller with hot swappable sockets and LED.
Arborcade makes classy wooden controllers without sacrificing performance, such as a walnut or mahogany controller with Sanwa buttons.
The RTU-A4 is a fantastic variant of the RTU for those who would like more wrist resting space, lap play comfort, and so on.
The RTU is a slim 1" mini leverless controller with Cherry MX or Glorious Pandas switches that you can customize the button colors of.
This mini all-keys controller made of aluminum and acrylic can be ordered in leverless or WASD formats with various switches.
The 4TW cast-acrylic case by jonyfraze can be ordered in preassembled or DIY formats as well as different layouts and art.