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Best Knowledge AI Skills & MCP Servers

130 curated Knowledge skills and MCP servers — install any of them into Claude, Cursor, ChatGPT, n8n, or any AI stack with one command.

Skills

MCP Registry

MoltFlow — complete WhatsApp automation platform: bulk messaging, scheduled messages, scheduled reports, custom groups, lead detection & CRM, AI replies with style cloning, knowledge base (RAG), voice transcription, group monitoring, labels, anti-spam, co

MCP Registry · ★ 5.0free

Unified Collector

MCP Registry

MCP server for unified collection — agent-first knowledge base backed by Supabase

MCP Registry · ★ 5.0free

Server Markdown

MCP Registry

MCP server for markdown files — search, extract sections, list headings, find code blocks across your docs directory

MCP Registry · ★ 5.0free

Agent Memorystore

MCP Registry

MCP server providing persistent cross-session memory for AI agents — store, recall, search, and summarize memories across agent boundaries

MCP Registry · ★ 5.0free

Brain

MCP Registry

Personal Knowledge Brain for developers — MCP server with typed neurons, hybrid search (FTS5 + vector), knowledge graph, vault encryption, time-travel history, and spaced repetition. 100% local, SQLite-based.

MCP Registry · ★ 5.0free

Contextnest

MCP Registry

MCP server for AI agent access to structured knowledge bases — works with Claude, Cursor, Gemini, Copilot, and Windsurf

MCP Registry · ★ 5.0free

Alaya

MCP Registry

Alaya MCP Server — a memory engine for AI agents that remembers, forgets, and learns

MCP Registry · ★ 5.0free

Create Opc Wiki

MCP Registry

Scaffold a personal LLM wiki (Karpathy pattern). MCP-ready, multi-agent, publishable. Zero-prompt install for IM agents (OpenClaw, Hermes, Codex, Claude Code).

MCP Registry · ★ 5.0free

Mcp

MCP Registry

Verifiable Memory-as-a-Service for AI Agents — MCP server with local SQLite or cloud mode

MCP Registry · ★ 5.0free

Domain Memory Server

MCP Registry

Domain Memory MCP server (stdio). Local-first MCP server that serves the business-domain knowledge of a project to any MCP-compatible agent.

MCP Registry · ★ 5.0free

Adaptive Recall

MCP Registry

Adaptive memory system for AI applications. Multi-strategy retrieval, cognitive scoring, knowledge graph, and self-improving ML. Connects via MCP or REST API.

MCP Registry · ★ 5.0free

Repo Knowledge

MCP Registry

Repo knowledge system — relational catalog with full-text search, audit evidence, and MCP access

MCP Registry · ★ 5.0free

Astgl Knowledge

MCP Registry

MCP server with 7 tools for searching, citing, and exploring ASTGL content about MCP servers, local AI, and AI automation — includes tutorials, comparisons, freshness tracking, and rate-limited API access

MCP Registry · ★ 5.0free

Obsidian

MCP Registry

Model Context Protocol (MCP) server designed for LLMs to interact with Obsidian vaults. Provides secure, token-aware tools for seamless knowledge base management through a standardized interface.

MCP Registry · ★ 5.0free

Freeride

MCP Registry

FreeRide — Project knowledge for AI agent workflows. MCP server that gives AI coding agents persistent memory across sessions.

MCP Registry · ★ 5.0free

Burn

MCP Registry

Burn MCP — give your AI agent a reading workflow. 26 tools to search, triage, burn, vault, and analyze your saved articles. Works with Claude, Cursor, Windsurf.

MCP Registry · ★ 5.0free

Mcp

MCP Registry

DEPRECATED — install the Claude Code plugin at gramatr/claude-plugin instead. This npm package no longer ships a CLI; Codex and Gemini integrations are paused pending HTTPS+OAuth MCP support.

MCP Registry · ★ 5.0free

Agent Zone

MCP Registry

MCP server for Agent Zone — infrastructure knowledge for AI agents

MCP Registry · ★ 5.0free

Gitnexus

MCP Registry

Graph-powered code intelligence for AI agents. Index any codebase, query via MCP or CLI.

MCP Registry · ★ 5.0free

Context Mode

MCP Registry

MCP plugin that saves 98% of your context window. Works with Claude Code, Gemini CLI, VS Code Copilot, OpenCode, and Codex CLI. Sandboxed code execution, FTS5 knowledge base, and intent-driven search.

MCP Registry · ★ 5.0free

Esa

MCP Registry

Official MCP server for esa.io - STDIO transport version

MCP Registry · ★ 5.0free

Mcp

MCP Registry

MCP server for Neruva -- reliability infrastructure for production AI agents. One install, agent stops forgetting / drifting / repeating mistakes, every failure replayable bit-for-bit. v0.27 ships the qbound KG engine: 47.5% EM on MemoryAgentBench CR-MH (

MCP Registry · ★ 5.0free

Obsidian Brain

MCP Registry

Standalone Node MCP server: semantic search + knowledge graph + vault editing for Obsidian, no plugin required.

MCP Registry · ★ 5.0free

Knowledge Keeper

MCP Registry

AI Memory & Knowledge Management MCP Server — 32 tools, BM25 R@5=95%, hybrid search (RRF), knowledge graph, analytics, cloud sync, Obsidian compatible. Works with Claude Code, Cursor, Gemini CLI, Windsurf, hermes-agent.

MCP Registry · ★ 5.0free

About Knowledge skills on iClaude

iClaude is the universal install layer for AI skills. Every Knowledge 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.