Best Quality AI Skills & MCP Servers

Deploy Claude Code, Codex & Antigravity (agy) CLI agents to demolish your work before users do. Real file analysis. Brutal honesty. Per-call model pinning, conversation continuation & intelligent pagination.

MCP quality scanner and tool discovery for autonomous agents. Search 27,843+ indexed tools, check AEO (answer-engine-optimization) readiness scores, validate MCP server quality, find alternatives — the standard tool-validation layer before any agent calls

MCP server for runtime quality validation of AI agent outputs — hallucination detection, scope compliance, and output quality scoring

45 specialized judges that evaluate AI-generated code for security, cost, and quality.

Deterministic QA plugin for Claude Code — CRAP index, Technical Debt Ratio, tree-sitter AST, SARIF 2.1.0, hooks, and a local Vue dashboard.

MCP server exposing public instruction workflows as tools, backed by hidden AI agent skills for requirements, orchestration, quality, research, evaluation, governance, resilience, and physics-inspired analysis

Real-time code quality gates & dependency graph for AI-assisted development. MCP server for Claude Code, GitHub Copilot, and any MCP-compatible agent.

MCP server for AI agents — project graph, code quality analysis, visual web explorer. JS, TS, Python, Go.

CLI and MCP servers for Cutline, including SlopBurn: a product quality engineering roguelike RPG for vibecoding workflows.

Seracade is a drop-in OpenAI-compatible routing proxy for AI agent teams. Six named capabilities: Call (every request, addressable and replayable), Step (sub-Call routing context inside agent trajectories), Quality Score (calibrated, version-stamped quali

18 Google Maps tools for AI agents — geocode, search, directions, weather, air quality, local rank tracking, map images via MCP server or standalone CLI

The agent eval standard for MCP. Score every agent output for quality, safety, and cost.

Quality checker for MCP servers — validates protocol handshake, discovery, tool-call dry-runs, and latency

CLI and MCP servers for Cutline, including SlopBurn: a product quality engineering roguelike RPG for vibecoding workflows.

MCP server for scaffolding and validating high-quality Metalsmith plugins with native methods enforcement

MCP server for markdown plan review — companion to the MD Feedback VS Code extension. AI agents read annotations, mark tasks done, evaluate quality gates, and generate session handoffs. 27 tools for Claude Code, Cursor, and other MCP-compatible clients.

CLI and MCP servers for Cutline, including SlopBurn: a product quality engineering roguelike RPG for vibecoding workflows.

Multi-language code quality auditor with MCP server - Analyze TypeScript, JavaScript, and Go code for SOLID principles, DRY violations, security patterns, and more

Production readiness for vibe-coded apps — know your AI code is ready to ship

Access EPA environmental data — facility compliance (ECHO), toxic releases (TRI), Superfund sites, drinking water systems, and real-time air quality (AirNow) via MCP. STDIO or Streamable HTTP.

An intelligent Model Context Protocol (MCP) Server that acts as an AI model advisor. Compare LLM and media pricing, features, and quality across 1,000+ models from OpenRouter, fal.ai, Together AI, Replicate, and Fireworks AI. Deeply compatible with Claude

Search scientific papers from any MCP-compatible AI tool. Raw experimental data from full-text studies — methods, results, quality scores, and 25+ metadata fields per paper.

Geocode places, fetch global weather forecasts, ERA5 historical climate, marine conditions, air quality, and terrain elevation via MCP. STDIO or Streamable HTTP.

MCP server that scans your codebase for TODOs, FIXMEs, code complexity, file stats, and tech debt signals. Zero config.