Skill Improver
Skill Improver is an agent skill (a SKILL.md file) from Gentleman-Programming/gentle-ai. Trigger: improve skills, audit skills, refactor skills, skill quality. It works with Claude Code, Codex, Cursor, Gemini CLI, GitHub Copilot and OpenCode and has 8,020 GitHub stars across a repository of 4 listed skills.
Data as of from the GitHub API; description from the skill's SKILL.md. Report an error
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/Gentleman-Programming/gentle-ai.git
cp -r gentle-ai/internal/assets/skills/skill-improver ~/.claude/skills/skill-improver # personal, or .claude/skills in a projectIn the Claude apps, zip the skill-improver 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/Gentleman-Programming/gentle-ai.git
cp -r gentle-ai/internal/assets/skills/skill-improver .agents/skills/skill-improver # 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/Gentleman-Programming/gentle-ai.git
cp -r gentle-ai/internal/assets/skills/skill-improver .cursor/skills/skill-improver # project; ~/.cursor/skills for all projectsSource (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
Trigger: improve skills, audit skills, refactor skills, skill quality. Audit and upgrade existing LLM-first skills. Use this skill when asked to audit, refactor, normalize, or improve existing SKILL.md files. Use skill-creator instead when creating a brand-new skill from a reusable pattern.
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How do I install the Skill Improver skill?
Copy the skill-improver 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 Skill Improver skill free?
Yes. The repository is open source under the MIT license.
Is Skill Improver maintained?
The repository's most recent commit was on Oct 26, 2026. Its latest release is v4.2.0. appsgit only lists skills from repositories with a commit in the last six months.