skill-creator
Create new skills, modify and improve existing skills, and measure skill performance.
Skill by Yangtian-yu
Install
Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.
npx agentmarket install skill/yangtian-yu-skill-creator
Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.
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About
Use cases: testing, writing, agent-building
Reviews
Write a reviewNo reviews yet. Installed it? Reviews come from verified installers only. How reviews work
Permissions
What this skill can do and what it asks for, from its SKILL.md. Checked Oct 25, 2026.
- Tools
- No tools found
- Secrets
- None asked for
- Install scripts
- None found
Network hosts it talks to 1
codeload.github.com· found in install command
Files it touches
~/.claude/skills/skill-creator
What's inside
- Skill name
skill-creator- Description
- Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to test a skill, benchmark skill performance with variance analysis, or optimize a skill's description for better triggering accuracy.
- License
- unknown
- Instructions
- 482 lines in SKILL.md · view on GitHub
Agent Skills spec issues
- files: referenced but missing: references/schemas.md, assets/eval_review.html
Files (1)
- SKILL.md
The license isn't open source, so the instructions aren't shown here. Read SKILL.md on GitHub
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Signals
- Stars
- 0
- Forks
- 0
- Open issues
- 0
- Last commit (this folder)
- Jun 1, 2026 (5 months ago)
From GitHub (fetched Oct 24, 2026).
Details
- License
- License unknown
- Repository
- github.com/Yangtian-yu/claudecode-tools
- First seen
- Oct 24, 2026
- Last checked
- Oct 24, 2026
- Source
- GitHubgithub-graphql
More from Yangtian-yu
- 0.469score
improve-codebase-architecture
Yangtian-yu
Find deepening opportunities in a codebase — refactors that turn shallow modules into deep ones, improving testability and AI-navigability.
SkillCFreshness: CClaude Code +9 - 0.445score
caveman
Yangtian-yu
Ultra-compressed communication mode.
SkillCFreshness: CClaude Code +9 - 0.445score
find-skills
Yangtian-yu
Helps users discover and install agent skills when they ask questions like "how do I do X", "find a skill for X", "is there a skill that can...", or express…
SkillCFreshness: CClaude Code +9
Cite this page
skill-creator. Agent Mart. https://agentmart.dev/skills/yangtian-yu-skill-creator (last updated 2026-10-24)