MCP Server Directory

Offline spell checker + BYOK grammar for AI assistants. Works with Claude Desktop, ChatGPT, Cursor.

MCP server that exposes GraphQL operations as tools for AI models.

Rag Knowledge Graph MCP Server by MEOK AI Labs

Carbon Arc io.github.Carbon-Arc/mcp

The infrastructure for the AI economy: primitives for inference, agents, and decisions.

Turn any OpenAPI 3.x spec into callable MCP tools for Claude. No custom integration code needed.

LLM SEO MCP — Elephant Accountability io.github.Chris-Eaccountability/elephant-accountability-mcp

LLM SEO and Agent Discoverability for B2B SaaS. Pricing, fit assessment, audit requests.

Recall past Claude Code conversations from any project as clean, compact Markdown.

brieform io.github.silentdany/brieform

AI-native form builder: create, publish & read responses from Claude, ChatGPT & MCP.

basalt io.github.basalt-run/basalt

Design tokens, components, icons, and a11y data via MCP. For Cursor, Claude, and Windsurf.

Compress prompts 40-60% using local LLM + embedding validation. Preserves all conditionals.

Schedule and manage social media posts across 7 platforms directly from Claude.

Browse 160+ LLM models and live pricing — no API key needed for catalog. Add key to route chat.

suma-memory io.github.sumanaddanki/suma-memory

Persistent memory for Claude Code and Cursor. Stop re-explaining your project every session.

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

Read-only semantic search MCP server for Obsidian vaults using local Ollama embeddings.

Model Context Protocol (MCP) server for AI-assisted development of CAP applications.

Pseudonymizes PII before your LLM and returns a cryptographically signed receipt per response.

Dokploy MCP io.github.vcode-sh/dokploy-mcp

Dokploy MCP server for Codex, Cursor, and Claude with compact stdio and hosted HTTP modes

Prediction Markets Quant com.predictionmarketspicks/quant

Free, no key: NFL + NBA prop boards, NHL model, Kalshi vs Polymarket gaps, Fed odds, EV/Kelly.

A Model Context Protocol server for integrating HackMD's note-taking platform with AI assistants.

Resy reservation management — search, book, cancel, favorites, and Priority Notify for Claude

SignUpGenius for Claude — sign-ups, slots, groups, and RSVPs. Free accounts or Pro API key.

MNE-Python neurophysiology analysis (EEG, MEG, sEEG, ECoG, fNIRS) via the Model Context Protocol

StudioMeyer GEO io.studiomeyer/geo

AI visibility across 8 LLM platforms. 30 tools, most need no API key. EU-hosted, free.