---
title: "Mos"
description: "macOS menu-bar utility that smooths mouse scrolling and sets scroll direction and speed independently per application."
canonical: "https://vibing.inc/library/mos-vg-0932"
category: "Dev Utilities & Vibe-Coding Tooling"
subcategory: "macOS utilities"
license: "free"
author: "Caldis"
source: "https://github.com/Caldis/Mos"
---

# Mos
macOS menu-bar utility that smooths mouse scrolling and sets scroll direction and speed independently per application.
## Facts
- Source: https://github.com/Caldis/Mos
- Category: Dev Utilities & Vibe-Coding Tooling / macOS utilities
- Author: Caldis
- Licence: free
- Tags: macos, scrolling, mouse, utility, swift
## Why it's a gem
Fixes the mouse-versus-trackpad scroll inversion that macOS still refuses to separate.
---
Listed in The Vibeary: https://vibing.inc/library/mos-vg-0932 · JSON: https://vibing.inc/api/public/library/gems/mos-vg-0932