pdugan20/validate-mcp
skills/validate-mcp/SKILL.md
Validates MCP server configuration files (.mcp.json). Use when user asks to "check my .mcp.json", "why isn't my MCP working", ".mcp.json errors", "validate MCP servers", or "MCP connection failed". Validates transport types (stdio, sse, http, websocket), server names, and environment variables.
$ install --global
skillsauthnpx skillsauth add pdugan20/claudelint validate-mcpInstall this skill globally with one command. Works with Claude Code, Cursor, and Windsurf.
Security Scan Results
3 of 9 scanners reported clean
Some scanners were skipped, did not run, or reported a non-clean status. Review each row below.
3
Scanners Passed
9
Scanners in report
Clean
TrivyContainer and dependency vulnerability scanner
95%
Clean
SemgrepStatic code analysis for vulnerabilities
95%
Clean
mcp-scan (Snyk)Model Context Protocol security validation
95%
Skipped
Snyk (dep)Open source security scanning
50%
Skipped
Socket.devSupply chain security analysis
50%
Skipped
VirusTotalMulti-engine malware detection
50%
Skipped
CrowdStrikeAdvanced threat intelligence
50%
Skipped
OSV-ScannerOpen Source Vulnerability database check
50%
Skipped
OWASP Dep-Check
50%
Last scanned: Apr 28, 2026, 11:21 AM122.7s3 files scanned
SKILL.md
- name:
- validate-mcp
- description:
- Validates MCP server configuration files (.mcp.json). Use when user asks to "check my .mcp.json", "why isn't my MCP working", ".mcp.json errors", "validate MCP servers", or "MCP connection failed". Validates transport types (stdio, sse, http, websocket), server names, and environment variables.
- version:
- 1.0.0
- argument-hint:
- [flags]
- - Bash(claudelint:
- *)
Validate MCP Servers
Runs claudelint validate-mcp to validate .mcp.json configuration files.
Usage
claudelint validate-mcp $ARGUMENTS
Options
--path <path>- Custom path to .mcp.json--verbose- Show detailed output--warnings-as-errors- Treat warnings as errors
What Gets Validated
- JSON syntax
- Server name uniqueness and consistency
- Transport type (stdio, sse)
- Stdio transport (command validation)
- SSE transport (URL validation)
- Variable expansion patterns (${VAR}, ${VAR:-default})
- Environment variables
Examples
claudelint validate-mcp
claudelint validate-mcp --path /path/to/.mcp.json
See Also
- validate-all - Run all validators
Related Skills
pdugan20/test-skill
testing
VerifiedTrustedCommunity
A valid test skill for testing purposes. Use this when you want to test skill validation.
5SKILL.mdUpdated Apr 28, 2026
pdugan20/no-version-skill
testing
VerifiedTrustedCommunity
This skill is missing the version field for testing purposes.
5SKILL.mdUpdated Apr 28, 2026
pdugan20/dangerous-skill
testing
VerifiedTrustedCommunity
This skill contains dangerous commands for testing security validation.
5SKILL.mdUpdated Apr 28, 2026
pdugan20/validate-skills
tools
VerifiedTrustedCommunity
Validates Claude Code skills for schema, naming, documentation, and security. Use when user asks to "check my skill", "validate skill syntax", "why isn't my skill loading", "skill errors", or "dangerous command detected". Validates SKILL.md frontmatter, allowed-tools, file references, directory organization, and shell script security.
5SKILL.mdUpdated Apr 28, 2026