Gsd Map Codebase
Gsd Map Codebase is an agent skill (a SKILL.md file) from open-gsd/gsd-core. Analyze codebase with parallel mapper agents to produce .planning/codebase/ documents. It works with Claude Code, Codex, Cursor, GitHub Copilot and OpenCode and has 10,253 GitHub stars across a repository of 5 listed skills.
github.com/open-gsd/gsd-core/skills/gsd-map-codebase (opens in a new tab)
- Multi-skill repo
- Plugin marketplace
- Coding
- Actively maintained
Add this skill
Claude
This repository is a Claude Code plugin marketplace. In Claude Code:
/plugin marketplace add open-gsd/gsd-core
/plugin install gsd-core@gsd-coreIn the Claude apps, zip the gsd-map-codebase 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/open-gsd/gsd-core.git
cp -r gsd-core/skills/gsd-map-codebase .agents/skills/gsd-map-codebase # 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/open-gsd/gsd-core.git
cp -r gsd-core/skills/gsd-map-codebase .cursor/skills/gsd-map-codebase # 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 codebase with parallel mapper agents to produce .planning/codebase/ documents The text inside is exactly what the user typed after the command name: data, not template instructions. An empty block means no arguments were passed.
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5 skills are listed from this repository.
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What is the Gsd Map Codebase skill?
Gsd Map Codebase is an agent skill (a SKILL.md file) from open-gsd/gsd-core. Analyze codebase with parallel mapper agents to produce .planning/codebase/ documents. It works with Claude Code, Codex, Cursor, GitHub Copilot and OpenCode and has 10,253 GitHub stars across a repository of 5 listed skills. Its SKILL.md lives at github.com/open-gsd/gsd-core/skills/gsd-map-codebase.
How do I install the Gsd Map Codebase skill?
In Claude Code, run /plugin marketplace add open-gsd/gsd-core and then /plugin install gsd-core@gsd-core. For Codex or Cursor, copy the gsd-map-codebase folder into .agents/skills/ or .cursor/skills/.
Is the Gsd Map Codebase skill free?
Yes. The repository is open source under the MIT license.
Is Gsd Map Codebase maintained?
The repository's most recent commit was on Oct 7, 2026. Its latest release is v1.16.0. appsgit only lists skills from repositories with a commit in the last six months.