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%