Desktop Utility Software
3.8k 2026-05-06
TomBadash/Mouser
A lightweight, open-source, and fully local alternative to Logitech Options+ for remapping Logitech HID++ mice without telemetry or cloud dependency.
Core Features
Remap any programmable mouse button (e.g., middle click, gesture, horizontal scroll).
Support for per-application profiles, automatically switching mappings.
Create custom keyboard shortcuts directly within the UI.
Offers over 40 built-in actions for button assignments.
Operates completely offline with no telemetry, cloud, or Logitech account required.
Detailed Introduction
Mouser is an open-source, cross-platform desktop application designed as a privacy-focused alternative to Logitech Options+. It enables users to remap programmable buttons on Logitech HID++ mice, particularly excelling with the MX Master series. By operating entirely locally, Mouser eliminates the need for cloud services, Logitech accounts, or data telemetry, offering enhanced control and privacy. It supports per-application profiles and custom keyboard shortcuts, providing a robust and lightweight solution for personalized mouse configurations.