Mouser

The premium Open Source alternative to Logitech Options+

🎯 Best for:Users who want to customize their MX Master 3S without installing heavy, tracking-enabled software.

What is Mouser?

A specialized utility for remapping buttons and gestures on the Logitech MX Master 3S mouse without proprietary bloatware. It provides a low-latency, privacy-focused solution for peripheral customization across different operating systems.

Tech Stack
PythonOS & Utilities

Why Mouser?

  • Extremely lightweight
  • No login required
  • Fast button response

Limitations

  • Device specific (MX 3S)
  • No cloud profile sync
  • Basic configuration UI
3/14/2026
Last Update
10
Forks
4
Issues
MIT
License
Financial Leak Detected

Stop the "SaaS Tax"

Your team could be burning cash. Switching to Mouser instantly boosts your runway.

Competitor Cost
-$1,440
/ year (est. based on Logitech Options+)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%

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