Plugin · Claude Code · Development Tools

Yoshiwatanabe Yw Claude Marketplace Demo

yoshiwatanabe-yw-claude-marketplace-demo is a Claude Code plugin for the Build phase that demonstrates marketplace structure, metadata, skills, and MCP patterns.

by yoshiwatanabe · github.com/yoshiwatanabe/yw-claude-marketplace-demo

Study a working Claude marketplace demo with skills, slash commands, MCP, and metadata patterns before publishing your own plugin bundle.

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Install

Add it to Claude Code

Install the plugin in Claude Code. One command, paste-ready.

Install the plugin
/plugin install yoshiwatanabe-yw-claude-marketplace-demo@yoshiwatanabe/yw-claude-marketplace-demo
Add to ClaudeUse the Agent APISkillselion is itself an MCP server - your agent can fetch this config directly.
Agent API

Built to be called by your agent

Skillselion is itself an MCP server. Your agent can pull this entry and a paste-ready install config straight from the API - no copy-paste.

Retrieve this entry with skillselion.get_details("plugin:yoshiwatanabe/yw-claude-marketplace-demo") and the paste-ready config with skillselion.get_install_config("plugin:yoshiwatanabe/yw-claude-marketplace-demo").

About

What it does

yoshiwatanabe-yw-claude-marketplace-demo is a labeled DEMO Claude Code marketplace you clone when you need a truthful example of plugin.json layout, skill folders, slash commands, and optional MCP hooks—not a production feature pack. Indie builders in Validate and Build use it to de-risk publishing: see how arguments, workflows, tools, and simple versus multi-plugin bundles are organized before copying patterns into their own repo. The catalog shelf is Build → docs because the primary outcome is learning structure and shipping a correct marketplace manifest, though the same repo helps when you scope a private plugin line in Validate. Three plugins ship in the demo per upstream metadata, covering commands, skills, scripts, and external server patterns. Treat it as curriculum: swap branding, replace demo skills with your domain logic, and run your own security review before distributing externally.

Highlights

  • Live demo marketplace package with 3 bundled plugins
  • Shows metadata layout and marketplace wiring end to end
  • Includes minimal and multi-pattern skill examples
  • Demonstrates slash commands, scripts, assets, and references
  • Sample external MCP server and tool invocation patterns

Why builders use it

Publishing a custom Claude marketplace fails when metadata, skill folders, and command wiring do not match what Claude Code expects.

After studying the demo, you can mirror a working marketplace layout and replace sample skills with your own production plugins.

At a glance

  • Type - Plugin in Development Tools.
  • Adoption - 0 installs, 0 stars, 0 votes.

FAQ

Who is yoshiwatanabe-yw-claude-marketplace-demo for?

Developers preparing to ship a private or team Claude Code marketplace who want a concrete template with skills and MCP samples.

When should I use yoshiwatanabe-yw-claude-marketplace-demo?

Use it while scoping or documenting your plugin bundle—before you commit to folder layout, slash commands, and metadata fields.

How do I add yoshiwatanabe-yw-claude-marketplace-demo to my agent?

Install the yoshiwatanabe/yw-claude-marketplace-demo marketplace in Claude Code for local experimentation, then fork the repo to author your real plugins.

Discussion

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