M3U8 Detector

Detects HLS streams (m3u8) on pages you visit

M3U8 Detector is a lightweight, high-performance browser extension (Manifest V3) that automatically detects HLS (.m3u8) media streams and direct video files (MP4, WebM, MKV) on any website you visit. Key Features: - 🚀 Automatic Stream Detection: Sniffs HLS master/media playlists (.m3u8) and embedded video requests in real-time as you browse. - 🛡 Local IP-Lock Resolution: Resolves playlist segments directly inside the browser background Service Worker using your local session and cookies, bypassing IP-locked 403 Forbidden playlist tokens. - ⚡ Obfuscated Segment Handling: Built-in support for disguised CDN video chunks (such as PNG-wrapped media segments from TikTok CDN and others). - 📌 Stream Pinning & Management: Pin favorite streams across tab navigations, inspect segment counts, copy URLs or session cookies with a single click. - 🎨 Modern Theme-Aware UI: Clean floating sidebar panel built with Shadow DOM isolation so extension styles never interfere with host web pages. Si quieres que suene más natural y profesional en inglés: - 💾 One-Click Export: Export detected stream manifests as structured JSON files, ready for fast batch downloads with compatible scripts. 100% Private & Open Source: - All request sniffing and segment resolution happens 100% locally in your browser. - ZERO tracking, ZERO external telemetry, ZERO remote analytics, and NO external servers