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marketplace-creator

Name: marketplace-creator
Author: AnthonyKazyaka

Guide for creating and managing Claude Code marketplaces. Use when creating a new marketplace, updating marketplace configuration, adding plugins to a marketplace, or validating marketplace.json files.

TL;DR

Guide for creating, managing, and validating marketplace configurations with plugin sources, versions, and metadata.

What Is It

Marketplaces bundle plugins for distribution and installation.
Defined by marketplace.json files listing plugins with sources, versions, and metadata.
Supports GitHub, local paths, and direct URLs as plugin sources.
Enables version management, plugin discovery, and easy user distribution.

Key Features

Centralized plugin discovery and version tracking.
Supports multiple plugin sources: GitHub, local paths, URLs.
Enforces semantic versioning and consistent author formatting.
Includes validation and testing steps for configuration correctness.
Provides scripts for initializing, adding, and validating marketplaces.
Facilitates local and public distribution via URLs or repositories.

How to Use

1.Define marketplace scope and audience requirements.
2.Initialize marketplace.json with required fields using init_marketplace.py.
3.Add plugins with correct source formats (GitHub, URL, path).
4.Validate configuration using validate_marketplace.py.
5.Test installation locally with claude plugin install.
6.Distribute via GitHub, direct URL, or local share.

Guardrails & Gotchas

FORBIDDEN: Use GitHub URLs as strings, must use object format with source and repo.
FORBIDDEN: Use string format for author; must use {"name": "..."} object format.
FORBIDDEN: Leave placeholder values like 'Your Name' in final files.
MUST: Use semantic versioning (e.g., 1.0.0).
MUST: Ensure all plugins have name, description, version, and author.
MUST: Validate structure before distribution.