validate-plugin

v2026.09.24

Validate a Claude Code plugin directory against the official Anthropic spec and Intent Solutions enterprise standard. Runs structural validation (plugin.json fields, file references, permissions) and content validation (SKILL.md grading, command/agent frontmatter). Use when building a new plugin, preparing for marketplace submission, or auditing existing plugins. Trigger with "validate this plugin", "check plugin structure", "grade my plugin", "/validate-plugin".

GitHub
Install command
npx skhub add jeremylongshore/validate-plugin
Markdown
SKILL.md

Validate Plugin

Full plugin directory validator combining structural checks and content grading.

Overview

Runs the complete validation pipeline against any plugin directory:

  1. validate-all-plugins.sh for structural validation (plugin.json, file refs, permissions)
  2. validate-skills-schema.py for content validation with 100-point grading

Prerequisites

  • Python 3 with pyyaml installed
  • jq available on PATH
  • Run from the claude-code-plugins repository root

Instructions

  1. Identify the target plugin directory (must contain .claude-plugin/plugin.json)

  2. Run structural validation:

    ./scripts/validate-all-plugins.sh <plugin-directory>
    
  3. Run content validation on any SKILL.md files found:

    python3 scripts/validate-skills-schema.py --verbose <path-to-SKILL.md>
    
  4. If the plugin has commands or agents, validate those too:

    python3 scripts/validate-skills-schema.py --verbose
    
  5. Report the combined results with per-skill 100-point grades

Output

Present results in this format:

Structural Validation:

  • plugin.json: PASS/FAIL (list any invalid fields)
  • File references: PASS/FAIL
  • Script permissions: PASS/FAIL

Content Validation (per SKILL.md):

  • Grade: A-F (score/100)
  • Errors: list
  • Warnings: list

Summary:

  • Total errors / warnings
  • Overall verdict: PASS or FAIL

Error Handling

  • If plugin directory doesn't exist, report and exit
  • If plugin.json is missing, report as structural failure
  • If Python or jq not available, report as environment issue
  • Continue validating remaining files even if one fails

Examples

Example 1: Validate a specific plugin

/validate-plugin plugins/skill-enhancers/skill-creator/

Example 2: Validate current directory

validate this plugin

Resources

Discovery
Tags

No tags published for this skill.

Version
Latest version metadata

Version

v2026.09.24

Published

Sep 24, 2026

Category

Uncategorized

License

MIT

Source path

skills/.curated/validate-plugin

Default branch

main

Latest commit

e5a6c3b

Tree SHA

c2dc8e8