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LosslessCut 3.69.0
📸 预览
📖 应用介绍
LosslessCut 是开源的无损视频剪切工具，直接复制数据流而不重新编码，因此剪切速度极快且零画质损失。支持 MP4、MKV、MOV、WebM 等常见格式，可分段截取、合并、提取音轨、抓取高清截图。界面极简轻量，是处理 GoPro、无人机、录屏大文件的得力助手，GitHub 官方版永久免费。LosslessCut is an open-source lossless video cutter that copies streams directly without re-encoding, so cutting is lightning-fast with zero quality loss. It supports common formats like MP4, MKV, MOV, and WebM, and can cut segments, merge files, extract audio tracks, and capture high-res screenshots. Minimal and lightweight, it's a great helper for handling large GoPro, drone, and screen-recording files — free forever on GitHub.
💿 安装方法
直接安装：下载 .dmg 文件后双击打开，将应用拖到"应用程序"文件夹即可。Download the .dmg file, double-click to open, then drag the app to the Applications folder.
如遇"已损坏，打不开"：这是 macOS 的安全机制。打开"终端"，输入 This is macOS security. Open Terminal and type sudo xattr -rd com.apple.quarantine /Applications/LosslessCut.app 后回车，输入开机密码即可。 then press Enter and type your login password.
如遇"来自身份不明开发者"：前往"系统设置 → 隐私与安全性"，点击"仍要打开"。
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