Video (M3U8/MP4/HLS) Downloader Assistant

About

Video (M3U8/MP4/HLS) Downloader Assistant

Detect M3U8/HLS/MP4 links on any site, copy them or open in M3U8Player’s online tools for instant playback and downloads.

Find, copy, and download video resources faster with Video (M3U8/MP4/HLS) Downloader Assistant — the official companion extension for m3u8-player.net.

🎬 Key Features 
• Multi-format detection – M3U8/HLS playlists plus MP4, WebM, TS, MOV, MKV direct links 
• One-click actions – open links in Online Video Downloader, HLS Player, or format converters 
• Auto-fill support – detected URLs are prefilled on the website’s tools for immediate playback/download 
• Real-time status – badge counter shows how many resources were captured on the current tab 
• Quick copy – copy any detected URL to share or process with other apps 
• Privacy-first – all sniffing happens locally; we don’t log, track, or send browsing data

🚀 How It Works
Install the extension and browse to any page with video. 
The badge lights up when MP4, HLS, or other supported links are detected. 
Click the toolbar icon to see every resource with format labels. 
Use “Open Video Downloader” for direct links or “Open HLS Player” for M3U8 streams. 
The website opens with the URL already filled in so you can download or play instantly.

✨ Perfect For 
• Capturing M3U8/HLS live streams
• Downloading MP4/WebM assets from developer tools
• Testing or debugging streaming endpoints
• Quickly sending links to M3U8 Player’s free online toolkit
• Teams who need a lightweight sniffer without extra permissions

🔒 Privacy & Security 
• No analytics, tracking, or remote logging 
• Minimal permissions (webRequest, storage, alarms) 
• All detection logic runs in the browser’s service worker
• Open documentation and clear privacy policy

Website: https://m3u8-player.net 

————————
自动嗅探网页中的 M3U8/HLS、MP4、WebM 链接，一键跳转到 m3u8-player.net 工具并自动填入下载/播放。

使用 Video (M3U8/MP4/HLS) Downloader Assistant，即可在浏览器里快速捕获各种视频链接，并和 m3u8-player.net 的在线工具联动。

🎬 核心功能 
• 多格式嗅探：支持 M3U8/HLS、MP4、WebM、TS、MOV、MKV 等直链 
• 一键操作：直接打开“Online Video Downloader”或“HLS Player”并自动填入链接 
• 自动填充：站点工具页会预填 URL，立即播放或下载，无需再次粘贴 
• 实时徽章：图标徽章显示当前标签页捕获的资源数量 
• 快捷复制：随时复制链接备用或分享 
• 隐私优先：只在本地检测，不上传、不跟踪

🚀 使用方法
安装扩展并访问任意含视频的网页 
当发现视频链接时，图标会显示数量提醒 
点击图标查看所有资源，含格式标签与操作按钮
选择“Open Video Downloader / HLS Player”即可跳转并自动填入链接 
或复制 URL，用于其他播放器或脚本

✨ 适用场景 
• 观看/测试直播流或点播 HLS 内容
• 下载 MP4/WebM 素材或备份课堂视频
• 调试开发中的 M3U8、MP4 接口
• 快速接入 m3u8-player.net 的免费在线工具链

🔒 隐私与安全 
• 不收集、不上传任何浏览数据 
• 仅申请必需权限（webRequest、storage、alarms）
• 前端 Service Worker 在本地完成全部嗅探与存储
• 提供公开隐私政策，透明可查

网站：https://m3u8-player.net