youtube-downloader SKILL.md skillA

youtube-downloader from openminis/minisskills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add openminis/minisskills/youtube-downloader@git:20260819.96ad844

Pins git:20260819.96ad844 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
openminis/minisskills
Path
youtube-downloader/SKILL.md
Versions recorded
1
Latest version
git:20260819.96ad844, committed Aug 19, 2026
Size
7,325 bytes
Repository stars
593
License
MIT

Download YouTube videos or extract audio using yt-dlp + ffmpeg in the Linux shell. Trigger when the user shares a YouTube URL and wants to download, save, rip, extract, or convert it — to video or audio (MP3/M4A). Also trigger for phrases like "download this video", "save this YouTube", "rip audio from", "grab this video", or when a YouTube link is shared with intent to save it locally. Works with youtube.com/watch, youtu.be/, and youtube.com/shorts/ URLs.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# YouTube Downloader

Download YouTube videos or extract audio. Files are named after the video title, saved to the user's preferred location, and remuxed to play correctly as video on iOS.

## How This Skill Works

This skill runs yt-dlp + ffmpeg inside the Minis Linux sandbox (iSH). Two iSH-specific workarounds are required:

1. **Manual DASH merge:** yt-dlp's built-in video+audio merger crashes in iSH. For high-quality formats (1080p, 1440p), the script downloads video and audio separately using `-k` (keep video), lets the merger fail, then merges them with a direct ffmpeg call.

2. **iOS container fix:** YouTube's MP4 files use the `mp42` brand, which iOS may treat as audio-only. The script remuxes to M4V (for H.264) or standard mp4 (for AV1/VP9) with `+faststart` so iOS Files plays them as video.

## First Run — Onboarding

On the FIRST time this skill triggers, run onboarding before downloading anything.

### Step 1: Check status

```bash
sh /var/minis/skills/youtube-downloader/scripts/yt-config.sh status
```

If `onboarded: true`, skip to Normal Operation. If `onboarded: false` (or config doesn't exist), continue onboarding.

### Step 2: Install dependencies
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add openminis/minisskills/youtube-downloader@sha256:b8045723767b181a

The line at the top of this page pins the label git:20260819.96ad844, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_hxmi6ye6uhbujlv4.svg)](https://markdownregistry.com/a/art_hxmi6ye6uhbujlv4)

3 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 1 version of this file, committed on Aug 19, 2026.

versioncommittedcommitsizeaudit
git:20260819.96ad844 latest2026-08-19 96ad844 7,325 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (7325 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

openminis/minisskills · 593 stars · license MIT · pushed 2026-11-06 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_hxmi6ye6uhbujlv4
GET https://markdownregistry.com/api/v1/resolve?ref=openminis/minisskills/youtube-downloader
GET https://markdownregistry.com/api/v1/blob/b8045723767b181a223fb3d5b72248a88502a9b76916977bc67abcb43fef09d0

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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