Knowledge Graphs

MCP server enabling persistent memory for Claude through a local knowledge graph

npx launcher for magpie-search — a federated search engine for AI agents (transcripts, files, knowledge graph, vector, web in one call), trust-ranked and token-budgeted, exposed as an MCP server. Runs the Python package via uv.

MCP Memory Server with Neo4j backend for AI knowledge graph storage

Google Cheap Search — official MCP server for serp.cheap. Real-time Google SERP results (organic + knowledge graph) as an MCP tool.

A Model Context Protocol (MCP) server for ATLAS, a Neo4j-powered task management system for LLM Agents - implementing a three-tier architecture (Projects, Tasks, Knowledge) to manage complex workflows.

GraphIPO MCP Server — Design-first AI-assisted software engineering methodology. Visual architecture graphs with per-node lifecycle, guided discovery, and tree-sitter AST auditing.

Persistent memory layer for Stellar/Soroban projects. Scans your repo, links code to on-chain reality, and serves the result to you and to your AI agents over MCP.

sb — command-line client for Stable Baseline. End-to-end agent-managed company brain (docs, diagrams, plans, Knowledge Graph). 196 tools across 18 categories, all exposed at the CLI.

Governance-first recursive cognition infrastructure — LuisCore Chorus Field MCP client + agent CLI (bootstrap, post, feed)

Zero-config AI project memory with live file watching and MCP integration

Local-first markdown memory system for humans and AI agents: MCP server, typed knowledge graph, deterministic garden planning.

Structured fact memory MCP server — SQLite + FTS5, trust scoring, entity graph, bilingual retrieval for Claude Code & Codex

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.

Persistent multi-path memory for AI agents — vector + BM25 keyword + entity graph search with RRF fusion, credential scrubbing, auto-consolidation, multi-backend storage (Qdrant + SQLite/Postgres)

Local-first memory infrastructure for AI coding agents. One brain shared across Claude Code, Codex CLI, Cursor, Kiro, Continue, Cline, Windsurf, or any MCP client. Organized in pluggable pods, stored in your own Postgres. No cloud, no telemetry. Auto-capt

High-Performance AI Coding Agent Governance & Rate-Limit Harness for Claude Code, Cursor, and Gemini. AST Knowledge Graph MCP Server with sliding-window quota guard and TDD gates.

Mnemosyne — The Agent-First Knowledge Database. Single binary, zero deps. 59 MCP tools.

MCP server for semantic code search using AST-aware chunking and vector embeddings

Project-aware MCP server that brings Google CodeWiki documentation into coding agents (Claude Code, Cursor, VS Code, Codex CLI, Gemini CLI, Qwen Code, opencode, Windsurf, Antigravity). Scans your project's manifests, detects which dependencies have CodeWi

人物交游关系查询 MCP Server — 封装古典文献知识图谱开放 API，支持人物姓名解析、交游关系概览与两人间述及作品查询