Best Lit AI Skills & MCP Servers
406 curated Lit skills and MCP servers — install any of them into Claude, Cursor, ChatGPT, n8n, or any AI stack with one command.
Vibe Testing
Code-aware browser testing agent — reads your codebase, understands functionality, tests every element, reports with screenshots. Works as MCP server for Cursor/Claude Code or standalone CLI.
Context Matters
Structured context store for AI agents - MCP server with SQLite backend
Mcp
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.
Auxiliar
Unified Capability index for AI agents — 80+ ranked cloud services, skills, MCP servers, plugins, parsers, and public-data sources for Claude Code, Cursor, Claude Desktop, OpenClaw. Call find_capability with a query or jtbd tag to get a ranked list across
Core
Personalized GitHub issue finder with multi-strategy search, deep vetting, and viability scoring — CLI, library, MCP server, and Claude Code plugin
Crixin
The MCP toolkit for AI agents. Voice MCP gives your AI a phone line through your own Twilio. Coder MCP gives it a memory across every Claude Code, Codex CLI, and Cursor session. One npm package, two capability modules, local SQLite, no SaaS in the middle.
Emailverify
Model Context Protocol server for EmailVerify.io. Provides email validation, bulk validation, and email finder capabilities.
Audit Cli
Lightweight dependency vulnerability audit tool with CLI and MCP Server support
Mcp
peek native messaging host + stdio MCP server. Owns ~/.peek/sessions.db (better-sqlite3) and bridges the browser extension, CLI, and AI tools to a single local source of truth.
Mcp
MCP server exposing sensegrep capabilities to AI coding assistants.
Cli
Structured context store for AI agents - MCP server with SQLite backend
Agent Security Scanner
Security scanner MCP server for AI coding agents. Prompt injection firewall, package hallucination detection (4.3M+ packages), 1700+ vulnerability rules with AST & taint analysis, LLM-powered semantic code review, auto-fix. For Claude Code, Cursor, Windsu
Toolcairn
Agent-first MCP server: AI coding agents find, compare, verify, and stack-build the right open-source tools across 35+ registries (npm, PyPI, Cargo, Maven, Go, RubyGems, NuGet, Hex, Composer, and more). Graph-aware ranking + version-aware compatibility in
Cdc Health
Search and query CDC public health data — mortality, vaccinations, surveillance, behavioral risk (Socrata SODA API) via MCP. STDIO or Streamable HTTP.
Openalex Research
MCP server for OpenAlex API - enabling literature review and research landscaping
Gopeak
GoPeak — MCP server for trusted Godot 4 workflows with compact/dynamic tool profiles, setup-gated LSP/DAP/runtime integrations, and migration-safe legacy compatibility.
Brain Core
Shared core infrastructure for the Brain ecosystem — IPC, MCP, CLI, DB connection, and utilities
Entroly
Compatibility alias for Entroly's Node/WASM runtime. Installs and delegates to entroly-wasm.
Nuxt Migration
MCP Server for AI-assisted Nuxt 2/3 to Nuxt 3/4 migration — audits Options API, Vuex, asyncData, ESM compatibility, and generates Pinia/Composable code
Server
Shared utilities and server orchestration for building MCP (Model Context Protocol) servers
Markfetch
MCP server: fetch a URL, return clean markdown. Built for AI agents.
Server Kibana
Kibana MCP Server
Ask Llm
Unified MCP server for multi-LLM consultation — registers tools from all available providers (Gemini, Codex, Ollama) behind runtime availability checks
Shared
Shared utilities for Pare MCP servers
About Lit skills on iClaude
iClaude is the universal install layer for AI skills. Every Lit skill on this page can be installed into Claude Code, Claude Desktop, Cursor, ChatGPT, n8n, Codex, and more — using a single copy-paste command. No config drift, no per-stack adapters, no manual MCP wiring.