Mos README

The project's README from github.com/Caldis/Mos. As one markdown file: README.md.

Mos app icon

Mos

让 macOS 上的鼠标滚轮和触控板一样顺滑,同时保留鼠标该有的精准控制。

Latest release macOS 10.13+ Swift 5 License: CC BY-NC 4.0

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官网 · 下载 · Wiki · Discussions

Mos 按应用配置滚动

为什么是 Mos

普通滚轮在 macOS 上常常显得生硬, 这是由于滚轮的精度不足导致的。Mos 会接管鼠标滚轮事件,将滚动行为插值转换成更顺滑的滚动,同时保留每个应用、每个方向、每颗按键的控制权。

同时, 你还可以使用 Mos 对任意鼠标按键进行重新映射或改写, 以适配你的工作流。

Mos 是免费的开源菜单栏工具,支持 macOS 10.13 及以上版本。

功能亮点

截图

滚动调节 按应用配置
Mos 滚动设置 Mos 按应用配置设置
打开 App、脚本或文件 快捷动作菜单
Mos 打开动作 Mos 快捷动作菜单

下载与安装

手动安装

从 GitHub Releases 下载最新版本,解压后将 Mos.app 放入 /Applications。

首次启动时,macOS 可能会要求你授予 Mos 辅助功能权限。Mos 需要这项权限读取和重写滚动事件;如果授权后仍无法工作,可以参考 Wiki 中的权限排查。

Homebrew

如果你习惯用 Homebrew 管理应用:

brew install --cask mos

更新:

brew update
brew upgrade --cask mos

贡献

Mos 是一个会处理系统输入、辅助功能权限、Logi/HID 设备和用户持久化配置的小工具。维护成本和回归风险都很真实,所以我们更欢迎小而集中的改动。

涉及 Logi/HID、辅助功能权限、签名、notarization、更新机制或真实设备测试的改动风险较高,请先在 issue 或 Discussions 中说明背景。

PR 描述中请说明变更动机、测试方式和可能影响的行为。

由 AI 开发的代码已经成为主流,我们理解现在大量的 PR 都经由 AI 生成 (包括我自己)。但提交者仍需要自行理解、整理并验证每一行代码的实际作用, 因为每个 PR 审查都有成本。

非常欢迎

暂不合并

我们欢迎任何形式的贡献,有任何建议或意见您可以给我们 提问。

如果你对新增功能非常有热情,欢迎先在 Discussions 发起讨论。

鸣谢

License

Copyright (c) 2017-2026 Caldis. All rights reserved.

Mos 使用 CC BY-NC 4.0 授权。请不要将 Mos 上传到 App Store。

Mos (Caldis/Mos)

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21.7K ·GitHub
What is this?Mos is a free, open-source macOS menu bar tool that smooths mouse wheel scrolling and lets you set scroll direction independently — making a plain wheel feel like a trackpad.
Is this a menu bar app, or something deeper like a driver?It is a lightweight menu bar app. It intercepts your mouse wheel events and interpolates them into smoother scrolling, while keeping control per app, per axis and per button.
Does it need any special permissions to work?Yes — Mos needs the Accessibility permission to read and rewrite scroll events, so smoothing will not work without it. If it still misbehaves after granting, the Wiki has permission troubleshooting.
Which macOS versions does it support?macOS 10.13 and later.
Is it free to use for anything?It is free and open source, but licensed under CC BY-NC 4.0 — non-commercial only — and the author asks that Mos not be uploaded to the App Store.
What is the simulated trackpad mode?An alternative smoothing style: instead of manually tuning step, speed and duration, Mos makes your wheel scroll with the continuous, fluid feel of a trackpad.
Does it work with Logitech mice?Yes — Mos reads Logi/HID++ button events from devices on Bolt or Unifying receivers or connected via Bluetooth, and can handle Logi-specific actions too.
Why does a normal wheel feel bad on macOS anyway?Per the author, wheels feel stiff on macOS because of their low precision — Mos compensates by taking over wheel events and interpolating them into smoother scrolling.
Creator
Caldis
Size
81.5 MB
Stars
21.7K
Age
9y
Commits · 90 Days