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M3U8 Downloader

Download encrypted m3u8/HLS videos using parallel downloads. Use when given an m3u8 URL to download a video, especially encrypted HLS streams with AES-128.

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Download encrypted m3u8/HLS videos using parallel downloads. Use when given an m3u8 URL to download a video, especially encrypted HLS streams with AES-128.

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Install for OpenClaw

Quick setup
  1. Download the package from Yavira.
  2. Extract the archive and review SKILL.md first.
  3. Import or place the package into your OpenClaw setup.

Requirements

Target platform
OpenClaw
Install method
Manual import
Extraction
Extract archive
Prerequisites
OpenClaw
Primary doc
SKILL.md

Package facts

Download mode
Yavira redirect
Package format
ZIP package
Source platform
Tencent SkillHub
What's included
SKILL.md, scripts/download.sh

Validation

  • Use the Yavira download entry.
  • Review SKILL.md after the package is downloaded.
  • Confirm the extracted package contains the expected setup assets.

Install with your agent

Agent handoff

Hand the extracted package to your coding agent with a concrete install brief instead of figuring it out manually.

  1. Download the package from Yavira.
  2. Extract it into a folder your agent can access.
  3. Paste one of the prompts below and point your agent at the extracted folder.
New install

I downloaded a skill package from Yavira. Read SKILL.md from the extracted folder and install it by following the included instructions. Tell me what you changed and call out any manual steps you could not complete.

Upgrade existing

I downloaded an updated skill package from Yavira. Read SKILL.md from the extracted folder, compare it with my current installation, and upgrade it while preserving any custom configuration unless the package docs explicitly say otherwise. Summarize what changed and any follow-up checks I should run.

Trust & source

Release facts

Source
Tencent SkillHub
Verification
Indexed source record
Version
1.0.0

Documentation

ClawHub primary doc Primary doc: SKILL.md 11 sections Open source page

M3U8 Video Downloader

Download HLS/m3u8 videos with parallel segment downloads and automatic decryption.

Prerequisites

aria2c (install: brew install aria2) ffmpeg (install: brew install ffmpeg)

Step 1: Extract m3u8 URL from webpage

If given a webpage URL (not a direct m3u8), use browser automation to find the stream URL: // In browser console or via browser tool evaluate (() => { // Check HLS.js player instance if (window.hls && window.hls.url) return window.hls.url; if (window.player && window.player.hls && window.player.hls.url) return window.player.hls.url; // Search window objects for m3u8 URLs const allVars = Object.keys(window).filter(k => { try { return window[k] && typeof window[k] === 'object' && window[k].url && window[k].url.includes('m3u8'); } catch(e) { return false; } }); return allVars.length > 0 ? allVars.map(k => window[k].url) : 'not found'; })() Use profile=openclaw (isolated browser) to avoid browser history.

Step 2: Handle Master Playlist (Multi-Quality)

Master playlists list quality variants, not segments: curl -s "https://example.com/playlist.m3u8" # Output example: # #EXT-X-STREAM-INF:BANDWIDTH=8247061,RESOLUTION=1920x1080 # 1080p/video.m3u8 # #EXT-X-STREAM-INF:BANDWIDTH=4738061,RESOLUTION=1280x720 # 720p/video.m3u8 Pick the highest quality (e.g., 1080p) and fetch that sub-playlist: BASE_URL="https://example.com" curl -s "${BASE_URL}/1080p/video.m3u8"

Step 3: Extract Segment URLs

Segments may have non-standard extensions (e.g., .jpeg instead of .ts): mkdir -p /tmp/video_download && cd /tmp/video_download BASE_URL="https://example.com/1080p" curl -s "${BASE_URL}/video.m3u8" | grep -E "^[^#]" | while read seg; do echo "${BASE_URL}/${seg}" done > urls.txt # Count segments wc -l urls.txt

Step 4: Parallel Download with aria2c

aria2c -i urls.txt -j 16 -x 16 -s 16 --file-allocation=none -c true \ --console-log-level=warn --summary-interval=30 -j 16: 16 concurrent downloads -x 16: 16 connections per file -c true: continue partial downloads

Step 5: Merge with ffmpeg

# Get segment count NUM_SEGMENTS=$(wc -l < urls.txt) # Generate file list (adjust filename pattern as needed) for i in $(seq 0 $((NUM_SEGMENTS-1))); do echo "file 'video${i}.jpeg'" # or video${i}.ts done > filelist.txt # Merge (copy streams, no re-encoding) ffmpeg -y -f concat -safe 0 -i filelist.txt -c copy ~/Downloads/output.mp4

Step 6: Cleanup

rm -rf /tmp/video_download

Quick Script Usage

~/clawd/skills/m3u8-downloader/scripts/download.sh "https://example.com/video.m3u8" "output_name" Note: The script may not handle all edge cases (master playlists, non-standard extensions). Use manual process above for complex streams.

Handling Encrypted Streams (AES-128)

Look for #EXT-X-KEY:METHOD=AES-128,URI="enc.key" in the playlist: curl -s "https://example.com/path/enc.key" -o enc.key ffmpeg -allowed_extensions ALL -i local_playlist.m3u8 -c copy output.mp4

Output

Final video saved as ~/Downloads/<output_name>.mp4

Category context

Code helpers, APIs, CLIs, browser automation, testing, and developer operations.

Source: Tencent SkillHub

Largest current source with strong distribution and engagement signals.

Package contents

Included in package
1 Docs1 Scripts
  • SKILL.md Primary doc
  • scripts/download.sh Scripts