Plannotator Compound
Plannotator Compound is an agent skill (a SKILL.md file) from backnotprop/plannotator. Analyze a user's Plannotator plan archive to extract denial patterns, feedback taxonomy, evolution over time, and actionable prompt improvements — then produce a… It works with Claude Code, Codex, Gemini CLI, GitHub Copilot and OpenCode and has 9,648 GitHub stars across a repository of 4 listed skills.
github.com/backnotprop/plannotator/apps/skills/extra/plannotator-compound (opens in a new tab)
Data as of from the GitHub API; description from the skill's SKILL.md. Report an error
- Multi-skill repo
- Plugin marketplace
- Data & analysis
- Active
Add this skill
Claude
This repository is a Claude Code plugin marketplace. In Claude Code:
/plugin marketplace add backnotprop/plannotator
/plugin install plannotator@plannotatorIn the Claude apps, zip the plannotator-compound 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/backnotprop/plannotator.git
cp -r plannotator/apps/skills/extra/plannotator-compound .agents/skills/plannotator-compound # repo; ~/.agents/skills for all projectsStandalone 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/backnotprop/plannotator.git
cp -r plannotator/apps/skills/extra/plannotator-compound .cursor/skills/plannotator-compound # project; ~/.cursor/skills for all projectsSource (checked Oct 7, 2026): code.claude.com/docs/en/skills (opens in a new tab), code.claude.com/docs/en/plugin-marketplaces (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
Analyze a user's Plannotator plan archive to extract denial patterns, feedback taxonomy, evolution over time, and actionable prompt improvements — then produce a polished HTML dashboard report. Falls back to Claude Code ExitPlanMode denial reasons when Plannotator data is unavailable. You are conducting a comprehensive research analysis of a user's Plannotator plan archive.
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How do I install the Plannotator Compound skill?
In Claude Code, run /plugin marketplace add backnotprop/plannotator and then /plugin install plannotator@plannotator. For Codex or Cursor, copy the plannotator-compound folder into .agents/skills/ or .cursor/skills/.
Is the Plannotator Compound skill free?
Yes. The repository is open source under the Apache-2.0 license.
Is Plannotator Compound maintained?
The repository's most recent commit was on Oct 26, 2026. Its latest release is v0.28.31. appsgit only lists skills from repositories with a commit in the last six months.