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Skillforge

Skillforge is an agent skill (a SKILL.md file) from tripleyak/SkillForge. Agents load it when creating, improving, finding, or auditing agent skills - the user says 'create a skill', 'do I have a skill for X', 'improve the X skill', 'which skill should I use', asks whether… It works with Claude Code and Codex and has 912 GitHub stars.

github.com/tripleyak/SkillForge (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/tripleyak/SkillForge.git
cp -r SkillForge ~/.claude/skills/skillforge   # personal, or .claude/skills in a project

In the Claude apps, zip the skillforge 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/tripleyak/SkillForge.git
cp -r SkillForge .agents/skills/skillforge   # 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/tripleyak/SkillForge.git
cp -r SkillForge .cursor/skills/skillforge   # 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

Use when creating, improving, finding, or auditing agent skills - the user says 'create a skill', 'do I have a skill for X', 'improve the X skill', 'which skill should I use', asks whether a skill exists for a task, or wants to validate, test, evaluate, package, or health-check skills. Also use for skill ecosystem maintenance (duplicate detection, stale skills, trigger collisions) and advisor checkpoints.

When it triggers

  • Use when creating, improving, finding, or auditing agent skills - the user says 'create a skill', 'do I have a skill for X', 'improve the X skill', 'which skill should I use', asks whether a skill exists for a task, or wants to validate, te
  • use for skill ecosystem maintenance (duplicate detection, stale skills, trigger collisions) and advisor checkpoints.

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FAQ

Skillforge FAQ

Still curious? Email info@appsgit.com.

How do I install the Skillforge skill?

Copy the skillforge 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 Skillforge skill free?

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

Is Skillforge maintained?

The repository's most recent commit was on Jul 29, 2026. Its latest release is v6.0.0. appsgit only lists skills from repositories with a commit in the last six months.