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Skillsindex MCP Server

Developer ToolsUse Caution2.5MCP RegistryLocal
Free

Server data from the Official MCP Registry

Search and score 11,000+ AI agent tools: MCP servers, Claude skills, GPT actions, IDE plugins.

About

Search and score 11,000+ AI agent tools: MCP servers, Claude skills, GPT actions, IDE plugins.

Security Report

2.5
Use Caution2.5Critical Risk

This MCP server exposes a hardcoded Supabase anonymous API key directly in source code, which is a confirmed dangerous pattern. While the server's functionality (searching and browsing a tool directory) is benign, the credential exposure creates a significant security vulnerability. An attacker with access to this key could authenticate as the anonymous role and potentially exfiltrate or manipulate data in the Supabase database. This is a critical credential handling failure that must be remediated immediately. Supply chain analysis found 2 known vulnerabilities in dependencies (0 critical, 2 high severity). Package verification found 1 issue.

4 files analyzed · 9 issues found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

Permissions Required

This plugin requests these system permissions. Most are normal for its category.

HTTP Network Access

Connects to external APIs or services over the internet.

env_vars

Check that this permission is expected for this type of plugin.

How to Install

Add this to your MCP configuration file:

{
  "mcpServers": {
    "io-github-thomasblc-skillsindex": {
      "args": [
        "-y",
        "skillsindex-mcp"
      ],
      "command": "npx"
    }
  }
}

Documentation

View on GitHub

From the project's GitHub README.

skillsindex-mcp

MCP server for SkillsIndex — the scored directory of 11,000+ AI agent tools (MCP servers, Claude skills, GPT actions, IDE plugins).

Give your AI agents the ability to search, score, review, and submit tools from the largest independent AI tool directory.

Tools

ToolDescription
search_toolsSearch by keyword, ecosystem, or category — returns ranked results with scores
get_toolFull details for a tool: security score, GitHub stats, scoring breakdown
get_top_ratedTop-rated tools, optionally filtered by ecosystem or category
check_securitySecurity score (0-5) + audit notes for any indexed tool
submit_toolSubmit a new tool for indexing — auto-adds to the review queue
subscribeSubscribe an email to The Weekly Index (Thursday newsletter)

Install

npx skillsindex-mcp

Or install globally:

npm install -g skillsindex-mcp

Claude Desktop

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "skillsindex": {
      "command": "npx",
      "args": ["skillsindex-mcp"]
    }
  }
}

Config file locations:

  • macOS: ~/Library/Application Support/Claude/claude_desktop_config.json
  • Windows: %APPDATA%\Claude\claude_desktop_config.json

Cursor / Windsurf / Cline

Add to your MCP settings:

{
  "skillsindex": {
    "command": "npx",
    "args": ["skillsindex-mcp"]
  }
}

Usage Examples

Once connected, you can ask Claude things like:

  • "Search for MCP servers that connect to databases"
  • "What's the security score for the filesystem-mcp-server?"
  • "Show me the top 10 Claude skills"
  • "Submit this GitHub repo to SkillsIndex: https://github.com/..."
  • "Subscribe me to the SkillsIndex weekly newsletter"

Tool Details

search_tools

query:      Search keyword or use case (required)
ecosystem:  mcp_server | claude_skill | gpt_action | openclaw_skill | plugin
category:   databases-storage | browser-automation | code-execution | ...
limit:      1-20 (default: 5)

get_tool

slug:  Tool slug, e.g. "filesystem-mcp-server" (from the URL: skillsindex.dev/tools/[slug]/)

get_top_rated

ecosystem:  optional filter
category:   optional filter
limit:      1-20 (default: 10)

check_security

slug:  Tool slug (preferred)
name:  Tool name (fuzzy match fallback)

submit_tool

name:        Tool name (required)
github_url:  GitHub repo or homepage URL (required)
description: What the tool does (required, min 10 chars)
ecosystem:   mcp_server | claude_skill | gpt_action | ... (default: mcp_server)
category:    databases-storage | browser-automation | ... (default: other)

Submissions land in a review queue. Tools are scored on security, utility, maintenance, and uniqueness before publishing.

subscribe

email:  Email address to subscribe (required)

Data

  • 11,393+ tools across 5 ecosystems
  • Scoring: security (30%) + utility (30%) + maintenance (25%) + uniqueness (15%)
  • Updated weekly via GitHub API
  • Security scores based on static analysis of source code

Links

License

MIT

Reviews

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Skillsindex MCP Server - Search and score 11,000+ AI agent tools: MCP servers, | MCP Marketplace