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MCP servers tagged knowledge-graph
958 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.
Neo4j MCP Server Free
Neo4j MCP server — free cloud Neo4j graph database with Cypher for Claude, ChatGPT and AI agents
Engraphy
An MCP server giving AI agents associative memory, modelled on the human mind. The name comes from engraphy, the old memory-science term for laying down an engram, the trace a mem…
Memoria SDK
Official TypeScript client for Memoria — bi-temporal knowledge-graph memory for AI agents.
ContextFirewall
Guardrails for the memory layer — a trust firewall for AI coding-agent memory, built on Cognee. Audits every remembered fact (staleness, contradiction, secrets, evidence) before i…
Sfx Lead Intelligence
SFX Lead Intelligence Command Center: local-LLM hub plus lead dashboard, quality lifted 61 to 99 percent via a ground-truth eval harness. Showcase; source private.
Comind
Deterministic, cross-repo code intelligence for coding agents - a self-hosted single binary that serves your whole codebase's graph to agents over MCP.
GKOS Engine
Deterministic Markdown knowledge engine: GKX validation, graphs, retrieval, read-only MCP, and opt-in experimental managed MOC effects.
DREAMER
Curated memory system for AI agents. Raw logs → a Librarian-curated knowledge layer → assembled briefs. With a spreading-activation query engine and a nightly cross-topic Dreamer.…
Research Kb
Causal inference knowledge base — hybrid search across 478 sources, exposed as an MCP server for AI-assisted research workflows
Rag Memory Pg MCP
PostgreSQL-based RAG Memory MCP Server with Supabase - hybrid semantic search + knowledge graph
Bubbleq Agents
0-UI era. Official SDKs & MCP Server for Bubbleq - the machine-to-machine intelligence layer delivering zero-noise financial knowledge graphs to autonomous agents.
Ga Bagua Semantic Kg
GA-Bagua Semantic KG: LLM semantic memory layer using Geometric Algebra and I-Ching Bagua taxonomy
Aging Knowledge Graph
An open, evidence-traceable knowledge graph for healthy aging — Postgres + pgvector, REST + MCP API, natural-language search, and Claude-powered curator/reviewer agents.
Graphify MCP Tools
[⛔️ DEPRECATED Superseded by reponova] Knowledge graph builder (using Graphify) & MCP server for AI code assistants. Extracts symbols and relationships from codebases.
Neuronest MCP
Local-first MCP server that turns your Markdown vault (Obsidian, Logseq, or plain folders) into a private, searchable "second brain" for AI agents like Claude and Cursor — with se…
Architecture Intelligence Platform
Trusted architecture context for AI agents: an evidence-backed architecture graph from OpenAPI, AsyncAPI and OpenTelemetry, served over MCP.
Gis AI Go
Autonomous Codex 5.6-Sol-Ultra development of governed UK geospatial knowledge and action for people, systems and AI agents under open development as an example of Codex being the…
Codegraph Kit
Standalone code knowledge-graph MCP server + KG-only coding agents. Indexes TS/JS into SQLite; agents navigate and edit through graph tools alone.
Knowledge Reduce Core
High-performance Knowledge-RAG pipeline featuring self-correcting LLM critique loops, MLX fine-tuning, real-time watcher daemons, pluggable local KùzuDB/cloud Neo4j graph stores,…
Anatid
Local memory for AI agents, with evidence, corrections and history. One DuckDB file.
Arango Mind
Schema-driven ArangoDB MCP server with OpenAPI search/exec, AQL templates, and knowledge-atlas projections.
Obsidian MCP Fast
Highly-performant MCP server for Obsidian vaults. Sub-millisecond retrieval. No Obsidian app required. Works with Claude Desktop, Claude Code, Cursor.
Fodda Bootstrap
Quickstart template to connect Cursor, Claude Code, Windsurf, and Claude Desktop to Fodda’s Expert Knowledge Graphs via Model Context Protocol (MCP).
Code Graph Rca
Halo · structural facts about your code, exposed to any AI agent over MCP. Long-lived daemon parses your repo with tree-sitter, builds a call graph + git-aware index, and gives Cu…
Graph X
Local knowledge graph for any project: zero-dependency indexer + 7-tool MCP server for Claude Code + live neumorphic graph UI. Cuts Claude token usage 8-10x.
Amo Situation Bench
Agentic Manufacturing Orchestration — a small public dataset of the S&OE decisions where good planners disagree, plus the graph, MCP server, skills, and first agent.
Naboo
Naboo — independent third-party profile of a public API surface, by API Evangelist. Naboo is Reasoning Layer infrastructure for enterprise AI agents, built on a Decision Graph tha…
Devspace Memory Bridge
Non-invasive MCP bridge that augments DevSpace grep/glob/ls results with codebase-memory context.
Gamedai Nfl MCP
The MCP server for gamedai, the first interactive sports radio. Read-only NFL tools for any agent: live scores, Wire news, and public Scout player grades, start/sit calls, and ran…
Synthetic Sciences
Synthetic Sciences — independent third-party profile of a public API surface, by API Evangelist. Synthetic Sciences is a Y Combinator-backed AI research lab building foundation mo…
Gefira
An AI tool idea for bridging the gap between uni coursework and the real-world skills.
Neuro Weave Knowledge Graph
MCP server for codebase analysis and neural visualization
Pycontextify
A Python-based MCP server for semantic search over codebases, documents, and webpages with lightweight knowledge graph capabilities
Pd Target Identification
AI-powered multi-omics pipeline for Parkinson's Disease therapeutic target discovery and validation
Marvin Whatsapp
WhatsApp channel for Marvin — knowledge-grounded AI assistant with MCP tool access, Milvus RAG, politeness system, and web search fallback.
AI Agents Research
Field research and feature analysis for AI coding agents — sandboxing, orchestration, plugins, community tooling, SDLC patterns.
Graphrag Rs
GraphRAG: Turn any folder of documents into a knowledge graph, then query it from Claude, Cursor, or any MCP-compatible AI assistant. Powered by Samyama.
LLM Memory
Persistent, cross-model memory for LLM assistants — MCP server in .NET 10 over Postgres + pgvector + Apache AGE. Hybrid retrieval (vector + BM25 + graph PPR + LLM rerank), bi-temp…
Openclaw Brain
Engineering knowledge-graph + memory served over MCP — ingests semiconductor PDFs into a typed, grounded, citable Neo4j graph for an AI circuit-design mentor.
Ontological GraphRAG Recommender
a knowledge-graph and RAG system that extracts requirements into neo4j, queryable through an ollama and MCP chat client with RL tuned retrieval strategies.
Digital Synapse
An open-source personal knowledge workspace for you and your AI agents. Connect ideas, explore an interactive knowledge map, and trace answers to sources. Mac + Codex first.
Semantic Runtime
Semantic infrastructure layer for AI Agents: semantic understanding, context resolution, evidence, and safe execution between models and tools.
Spidey
Production-oriented autonomous coding agent: multi-agent workflows, sandboxed execution, code intelligence, and human approval gates.
Epistemos
Sovereign context, memory and provenance infrastructure for AI agents. Bitemporal knowledge, evidence and decision lineage, delivered to any agent over the EPCTX/1 protocol (SDK/R…
Graph Engineering Course
Hands-on course in agentic graph engineering: temporal knowledge-graph memory for AI agents, driven with Hermes Agent and GitHub Copilot CLI
Jarvis Rag Local
Local-first GraphRAG over a markdown knowledge base: LightRAG, Ollama/Qwen, MCP server, LLM router, scheduled self-maintenance
Dewie
Agent-native retrieval over a self-enriching corpus: hybrid search + graph navigation exposed as MCP tools, so small models can punch above their weight.
Semiotronika
Инструменты для ИИ-систем
Omega Obsidian
Persistent semantic memory MCP server for Obsidian vaults. Powered by OMEGA.
CareBridge
Understanding Langgraph and building projects with knowledge base