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MCP servers tagged knowledge-graph
208 live MCP servers tagged "knowledge-graph", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with knowledge-graph.
Symbiote
Symbiote bonds with your AI tools — giving them memory, context, and your coding DNA.
Engraph
Local knowledge graph for AI agents. Hybrid search + MCP server for Obsidian vaults.
A Mem MCP Server
A-MEM Agentic Memory System - MCP Server for IDE Integration (Cursor, VSCode) | Dual-Storage: ChromaDB + NetworkX DiGraph with explicit typed edges | Based on Zettelkasten
PDBe MCP Servers
PDBe MCP Servers integrate Protein Data Bank Europe resources with LLMs via Model Context Protocol. Provides seamless access to protein structure data through API tools and graph…
Archivist MCP
Archivist MCP is a local-first memory server for coding agents. It persists decisions, incidents, rules, entities, and graph relationships in SQLite, then exposes them over MCP (s…
LxDIG MCP
Dynamic Intelligence Graph (DIG) MCP server for AI coding agents. Persistent code knowledge graph, a code RAG improvement, with hybrid Graph + Vector + BM25 retrieval, agent memor…
Archiledger
Graph based implementation of the Model Context Protocol Memory Server
Grafyn
The knowledge base built for people who live in LLMs. Import conversations from ChatGPT, Claude, Gemini, and Grok. Run models side-by-side or watch them debate each other on your…
Pensyve
Universal memory runtime for AI agents. 8-signal retrieval, multimodal memory, spaced-repetition decay, and procedural learning. Rust core with Python, TypeScript, Go SDKs + MCP s…
whynowlab/jarvis-orb
time desktop visualization orb.
wazionapps/nexo
Shiffrin memory model (STM/LTM/sensory register), semantic RAG, Ebbinghaus decay, trust scoring, and 76+ MCP tools.
Memoryvault
MemoryVault — a self-hosted, graph-aware memory server for AI assistants. Cloudflare Workers + D1 + MCP.
Magi
MAGI — Multi-Agent Graph Intelligence. Universal memory server for AI agents. MCP + gRPC + REST API with semantic search, knowledge graph, and behavioral pattern analysis.
Aman Agent
Your AI companion, running locally — powered by the aman ecosystem
Mempalace Node
Local AI memory system for Node.js — verbatim storage, semantic search, knowledge graph, MCP server. Port of the Python MemPalace.
Graphrag Code
🕸️ Code knowledge graph for Claude Code & AI coding agents — index TypeScript, NestJS, React into Neo4j and query architecture in Cypher
HiveMem
Personal knowledge system — MCP server with PostgreSQL semantic search and temporal knowledge graph
Openeruka
Self-hosted Eruka-compatible memory server — SQLite backend, REST API, MCP, and CLI. Single binary.
DuhoKim/NebulaMind
Collaborative astronomy wiki built by AI agents. 34 topics, 115 knowledge graph connections. Register, read, edit, vote, comment, and explore the cosmos via open API. No auth requ…
Engram Go
Self-hosted MCP memory server — 35 tools for persistent context across AI coding sessions. Runs on Docker with PostgreSQL + pgvector + Ollama.
KnowledgeGraph
MCP server providing long-term memory for AI agents — knowledge graph with Qwen3 embeddings, continuous learning, and knowledge evolution
TheStack-ai/waypath
aware recall via FTS5 and RRF, and governed memory with explicit promote and review gates. Ships Codex and Claude Code host shims and a native MCP server.
Mempalace Rs
Local-first AI memory system in Rust with SQLite storage, semantic search, knowledge graph, MCP server, and CLI.
Rein
Multi-source cross-validated memory MCP server for AI agents (Rust, jieba CJK, local-first, AGPL)
Understand Quickly
Public registry of code-knowledge graphs for AI agents. Awesome-list 2.0: pointers to schema-validated content, not just links.
Graphstore
Memory infrastructure for AI agents!! store, recall by meaning or association, ingest documents, and track beliefs in one Python library.
stevepridemore/graph-memory
device use across Claude Code, Desktop, web, and iOS.
Research Paper Connection Finder
Interactive AI agent system that utilizes FastMCP and graph networks to map out research paper connections and discover collaborative project ideas.
Nram
Self-hosted long-term memory substrate for any LLM-using tool. Hybrid vector + lexical recall with MMR reranking, auto-extracted knowledge graph, sleep-style consolidation, per-pr…
Engram MCP
MCP server in Rust for AI agent persistent memory: branch-aware session handoffs, local ONNX embeddings, SQLite-backed semantic search.
Palace Rs
Local-first AI memory system in Rust with SQLite storage, semantic search, knowledge graph, MCP server, and CLI.
Cgx
Turn any Git repo into a queryable knowledge graph. Tree-sitter + git history + DuckDB + WebGL graph. MCP server for Cursor & Claude Code.
Skymem Io
The trusted state layer for persistent AI agents. Structured cognition, audit-grade observability, MCP-native. Self-hostable. ELv2.
soolaugust/0CompactMem
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Dense Mem
Self-hosted AI agent memory server with MCP, evidence provenance, typed claims, conflict detection, embeddings, recall, PostgreSQL, and Neo4j.
DocGraph
Govern your documents like code. MCP server that indexes .md/.docx/.html/.pdf into a SQLite knowledge graph and runs drift audits — stale policies, conflicting research claims, su…
Glyphtrail
Local code intelligence graph for AI coding agents: Tree-sitter static analysis, structural code search, dependency impact, blast-radius analysis, CLI and MCP server.
Allan MCP Memory Code
🧠 Knowledge Graph Memory for AI Coding Agents & Openclaw - Full offline mode with Docker. Integrates with Claude, Cline, Cursor, Windsurf, and more. Auto-extracts entities & relat…
Kumbukum
Open source memory infrastructure for AI and humans. Turn scattered knowledge into AI-ready context across Claude, Cursor, ChatGPT, and any MCP client.
TheGoatPsy/mneme
native, accountable memory for Claude Code and any MCP client. Markdown is the source of truth, no LLM on the Stop path, redaction before every derived store.
LLM Kernel
Rust foundation library for AI-native apps — 16-provider catalog, async LLM client, MCP server, knowledge graph, local ONNX embedding (44 models), and safety utilities
mcasdfgf/mcp-roo-memory
based deployment with Qdrant.
Aionforge Memory
A Rust-native agentic memory substrate built on the selene-db graph engine: a bi-temporal knowledge graph, hybrid retrieval, and an optional MCP server.
Context Graph
Context-Graph Knowledge graph engine that indexes code, docs, PDFs, and schemas into a queryable graph. Query via CLI or expose to AI agents through an MCP server.
Hades Plugin
The Claude Code plugin for Hades — Unity-aware AI infrastructure. Install via the marketplace; built from [TheArcForge/Hades].
Ontology Atlas
Local-first ontology memory for plain Codex/Claude Code via Atlas MCP/CLI: product meaning, code evidence, verification paths.
Deep Ass Research
IDE-agnostic deep-research framework for AI agents: maps a topic wide, commits to depth on purpose, adversarially verifies its findings, and synthesizes them into a backlinked, pr…
Awesome Agentic Knowledge Base
Empirical map of 46 trending AI agent repos: storage, memory, MCP, retrieval — what they actually use, ranked by adoption
Memkin
Local-first personal memory extraction and storage。一个面向个人工作场景下的、本地优先的记忆系统
Codesynapse
MCP server for code intelligence - maps source code into a knowledge graph so AI tools understand architecture, not just files. Built in Rust.