MCP Server Directory

3073 Model Context Protocol servers — searchable, rated, ready to install.

maxwell-defense io.github.jdhart81/maxwell-defense

Model proof-of-work policy and latency for AI agents. $1 USDC rehearsal; no runtime protection.

remote git ai-llm Official Registry
prompt-leak-scanner io.github.4hmetuyar/prompt-leak-scanner

Catches leaked credentials and PII in outbound LLM prompts

local git ai-llm Official Registry
Zarla Website Builder com.zarla/website-builder

Build, edit and publish websites from Claude, ChatGPT, Cursor and Gemini. No code — Zarla hosts it.

remote ai-llm communication Official Registry
ERDDAP MCP Server io.github.oceanmodeling/erddap-mcp

Access ocean data from 80+ ERDDAP servers worldwide

local git ai-llm Official Registry
feedlio io.github.itechsoftsolution16/feedlio

Feedlio MCP server exposing posting and scheduling tools to Claude Desktop and Claude Code.

local git ai-llm Official Registry
chartcraft io.github.omarrim/chartcraft

Forge designed Power BI projects (.pbip) from your agent, bound to your own semantic model.

remote git ai-llm Official Registry
SatoshiMacro Market Data com.satoshimacro/market-data

Live crypto cycle data: 48-signal Bitcoin cycle model, Bitcoin ETF flows, ASX ETFs, altseason

remote ai-llm finance Official Registry
DDG Agent Services com.daedalusdevelopmentgroup/ddg-agent-services-mcp

Pay-per-call x402 gateway: agent tools, OpenAI-compatible LLM, market data, RPC, security audits.

local ai-llm security Official Registry
maidr io.github.xability/maidr-mcp

Accessible maidr charts in ChatGPT and Claude, explored by sound, braille and screen reader

local git ai-llm Official Registry
insumer com.insumermodel/insumer

Wallet auth: send a wallet and conditions, get a signed boolean across 37 chains.

remote local ai-llm security Official Registry
Ai Model Experiments io.github.pipeworx-io/ai-model-experiments

AI Model Experiments MCP ('Model Lab') — run the same prompts across many AI models simultaneously…

remote git ai-llm Official Registry
ContextPull io.github.mi2arun/contextpull

Exact document sections on demand for LLM agents: index in context, search, read, grep, neighbours.

local search git Official Registry
NARA Catalog io.github.ianderso/nara-catalog-mcp

Genealogical research in the US National Archives Catalog: records, transcriptions, page images.

local search git Official Registry
gflow-cli io.github.ffroliva/gflow-cli

Drive Google Flow from an agent: Veo video and Imagen image generation

local git ai-llm Official Registry
postbag io.github.parasxos/postbag

Local Claude Code and Codex sessions on one machine exchange letters through native inputs.

local git ai-llm Official Registry
nextcloud-organizer-mcp io.github.Vando-sketch/nextcloud-organizer-mcp

Manage Nextcloud tasks, calendar events and notes from Claude over CalDAV and the Notes API.

local git ai-llm Official Registry
yukkurigen-mcp io.github.yukkurigen/yukkurigen-mcp

台本を渡すとゆっくり解説・ずんだもん解説の動画(MP4)が返る。音声合成・字幕・図解・BGM・効果音まで自動。ChatGPT / Claude からは OAuth でつなぐだけ。

remote git ai-llm Official Registry
YouTube Transcripts & Subtitles io.github.saulius876-lgtm/youtube-transcripts

Bulk YouTube transcripts from videos, channels, playlists or search: text, RAG chunks, SRT, VTT.

remote search git Official Registry
Pastefield com.pastefield/mcp

Give Claude a whiteboard: notes, links, images and diagrams on a board you both see and edit.

remote ai-llm Official Registry
Engram: AI memory you can edit in Obsidian io.github.engram-app/engram

Shared memory for Claude, ChatGPT and any MCP client. Read and edit it in Obsidian or the web app.

remote git ai-llm Official Registry
AI API Cost Firewall & Rate Limiter io.github.Ansarii/mcp-rate-limiter

Token guard and rate limiter preventing runaway API cost spikes for OpenAI and Anthropic.

remote git ai-llm Official Registry
prompt-protection io.github.mughalhere/prompt-protection

Scan prompts, tool definitions and model output for injection, and guard agent tool calls.

local git ai-llm Official Registry
dashAI (unofficial) io.github.Maarmapa/dashai-mcp

Train, track and query models on a running dashAI instance. Read-oriented, no delete tools.

local git ai-llm Official Registry
Heystack dev.heystack/heystack

Observability for AI apps: investigate traces, logs, LLM usage, replays and crashes; manage alerts.

remote ai-llm Official Registry
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