The MX Ergo S is a trackball mouse with a 20-degree tilt angle and 6 customisable buttons. Shortcuts can be assigned using the Logi Options+ App with the ability to set up application-specific ...

With four programmable buttons, it’s better for creative ... We used to recommend the Kensington Expert Mouse Wireless Trackball, but for a similar price the SlimBlade Pro Wireless offers ...

But we here at Hackaday don’t judge based on alternate input lifestyles, and we quite like this billiard ball trackball mouse ... under his thumb and arcade buttons poised directly below ...

This is the perfect place to keep your cat, your coffee cup, or in [Jacek]’s case, your fantastic DIY trackball mouse ... [Jacek] baked some mouse buttons into the keyboard’s firmware.