The Logitech Trackman Marble lacks a physical scroll wheel. This repository provides a script that safely configures the **Labwc** Wayland compositor to emulate scrolling. It allows you to hold down either of the small buttons (Left or Right) and move the trackball to act as a scroll wheel

A small Rust program that repurposes a trackball’s back button into a scroll toggle. When you press and hold the back button, moving the trackball will produce scroll events instead of pointer movements. Releasing the back button returns it to normal movement mode.

This article in the Syncfusion Knowledge Base explains how to display X and Y values of trackball moving trace in Labels in .NET MAUI Cartesian Chart

flutter_cartesian_chart_customized_trackball

Small daemon to tweak pointer device behaviour