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Ffmpeg Skill

Ffmpeg Skill is an agent skill (a SKILL.md file) from kajisho5/ffmpeg-skill. Edit video and audio with local FFmpeg from natural-language requests: cut, trim, join, resize/reframe (9:16, 1:1), speed change, captions and subtitles (SRT/ASS, animated, karaoke), logos and text. It works with Claude Code, Codex and Cursor and has 2,929 GitHub stars.

github.com/kajisho5/ffmpeg-skill (opens in a new tab)

Data as of from the GitHub API; description from the skill's SKILL.md. Report an error

View on GitHub (opens in a new tab)

Add this skill

Claude

Claude Code loads skills from ~/.claude/skills/ (all projects) or .claude/skills/ (one project):

git clone --depth 1 https://github.com/kajisho5/ffmpeg-skill.git
cp -r ffmpeg-skill ~/.claude/skills/ffmpeg-skill   # personal, or .claude/skills in a project

In the Claude apps, zip the ffmpeg-skill folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).

ChatGPT / Codex

Codex reads skills from .agents/skills/ in a repo or ~/.agents/skills/ for every project:

git clone --depth 1 https://github.com/kajisho5/ffmpeg-skill.git
cp -r ffmpeg-skill .agents/skills/ffmpeg-skill   # repo; ~/.agents/skills for all projects

Standalone skills also load in the ChatGPT desktop app.

Cursor

Cursor loads skills from .cursor/skills/ (or ~/.cursor/skills/) and also reads .claude/skills/:

git clone --depth 1 https://github.com/kajisho5/ffmpeg-skill.git
cp -r ffmpeg-skill .cursor/skills/ffmpeg-skill   # project; ~/.cursor/skills for all projects

Source (checked Oct 7, 2026): code.claude.com/docs/en/skills (opens in a new tab), support.claude.com/en/articles/12512180-using-skills-in-claude (opens in a new tab), learn.chatgpt.com/docs/build-skills (opens in a new tab), cursor.com/docs/context/skills (opens in a new tab)

What this skill does

Edit video and audio with local FFmpeg from natural-language requests: cut, trim, join, resize/reframe (9:16, 1:1), speed change, captions and subtitles (SRT/ASS, animated, karaoke), logos and text overlays, lower-thirds and titles, silence removal, multicam and external-mic sync, loudness normalisation, HDR/Dolby Vision to SDR, LUTs, background music with ducking, platform exports (YouTube, Reels, TikTok, X), compliance checks, scene detection and highlight reels, contact sheets to inspect…

When it triggers

  • Use this skill whenever the user mentions a video or audio file (mp4, mov, mkv, wav, m4a), footage, a clip, captions, subtitles, a reel or short, YouTube/Instagram/TikTok delivery, LUFS, sync, transcoding, ffmpeg, or asks to make something
  • "60 seconds"
  • "vertical"
  • "louder"
  • "captioned"
  • "edit"

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FAQ

Ffmpeg Skill FAQ

Still curious? Email info@appsgit.com.

How do I install the Ffmpeg Skill skill?

Copy the ffmpeg-skill folder (the one containing SKILL.md) into ~/.claude/skills/ for Claude Code, .agents/skills/ for Codex or .cursor/skills/ for Cursor. The agent picks it up automatically when a task matches its description.

Is the Ffmpeg Skill skill free?

Yes. The repository is open source under the MIT license.

Is Ffmpeg Skill maintained?

The repository's most recent commit was on Oct 26, 2026. Its latest release is v2.17.1. appsgit only lists skills from repositories with a commit in the last six months.