plugin-dev

Validate, test, and package Claude Code plugins for marketplace distribution.

35|2|Updated Jan 12, 2026
One-click install
npx skills add https://github.com/spences10/claude-code-toolkit --skill plugin-dev-spences10
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: plugin-dev
Source: https://github.com/spences10/claude-code-toolkit/tree/main/plugins/toolkit-skills/skills/plugin-dev
Command: npx skills add https://github.com/spences10/claude-code-toolkit --skill plugin-dev-spences10

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill helps plugin developers ensure their Claude Code plugins and marketplaces are valid, well-tested, and ready for distribution by guiding validation, testing, and packaging workflows.

Core Features & Use Cases

  • End-to-end validation: verify marketplace and plugin schemas, catch common errors, and prepare distributions.
  • Local testing and packaging: simulate installation and release-ready packaging for GitHub or internal marketplaces.
  • Reference-guided debugging: access references for marketplace and plugin schemas to fix issues quickly.

Quick Start

Install, validate, and prepare a release-ready plugin package using the built-in commands and references.

Frequently Asked Questions about plugin-dev

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I validate a Claude Code plugin schema before publishing?

To validate a Claude Code plugin schema, run the built-in validation commands to check marketplace and plugin schemas, catch common errors, and verify your distribution is publish-ready. The skill provides reference-guided debugging to fix issues quickly.

What is the best way to test Claude Code plugins locally before release?

The best way to test Claude Code plugins locally is to simulate installation processes using the skill's local testing and packaging commands. This ensures your plugin is release-ready and functional before pushing to GitHub or internal marketplaces.

How does plugin distribution work for Claude Code marketplaces?

Plugin distribution for Claude Code marketplaces involves packaging your validated plugin and deploying it to GitHub or internal repositories. The skill guides end-to-end packaging workflows to ensure correct, publish-ready distributions across target platforms.

Can I use this skill to package plugins for internal repositories?

Yes, you can use this skill to package plugins for internal repositories. It supports release-ready packaging for both GitHub and internal marketplaces, verifying schemas and simulating installations to ensure correct distribution.

Why does my Claude Code plugin fail marketplace validation?

Your Claude Code plugin fails marketplace validation due to common schema errors. The skill provides reference-guided debugging and access to marketplace and plugin schema references to help you identify and fix these issues quickly.

Do I need to validate plugin schemas separately for different marketplaces?

Yes, you need to validate plugin schemas to ensure compatibility across different marketplaces. The skill covers both marketplace and plugin schemas, providing step-by-step commands to verify correctness and prepare distributions for each target platform.