Claude Code Plugins

Community-maintained marketplace

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Sample hello world tool via uloop CLI. Use when you need to test the MCP tool system or see an example of custom tool implementation.

Install Skill

Shared

Installs to .agents/skills, used by Codex, Amp, Warp, Cursor, OpenCode, and more.

CodexAmp
Warp
CursorOpenCode
Cline
Gemini CLI
GitHub Copilot
Personal

Available across projects.

$npx skills-installer add @majiayu000/claude-skill-registry/uloop-hello-world --client shared
Project

Writes to .agents/skills.

$npx skills-installer add @majiayu000/claude-skill-registry/uloop-hello-world -p --client shared
Note: Review the skill instructions before using it.

SKILL.md