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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.
Constellate
Three knowledge planes (embedded, unified, composed) behind one retrieval contract, benchmarked head-to-head on MovieLens ml-25m. Relational, vector, and graph fusion, an MCP cont…
DevGuard Enterprise
DevGuard Enterprise — AI Security Platform powered by DataHub. Autonomous AI agents for security analysis, graph reasoning, evidence-driven remediation, and enterprise governance.
Mnelo
Local-first knowledge-graph memory layer for AI agents — what Mem0 charges for: 4-way RRF + L2 maintenance + bilingual classifier, one local SQLite. usearch f16 runs it on $10/yea…
Tere4ai
EU AI Act and HLEG Trustworthy AI as a provenance-carrying knowledge graph, served to coding agents through MCP tools. Engineering and documentation support, not legal advice.
Contextsynapse
The shared brain your agents are missing — open-source context engine for AI agents
Atlias
Agent harness for Claude Code, Codex, Antigravity, Gemini CLI: shared memory, guards, two-pass verification gate.
Munin MCP
Turn any AI into your AI — a private local memory + context firewall for Claude, Cursor & any MCP client. Mac app + open-source engine.
Vbrain
A private, AI-queryable second brain — as a reusable engine: BM25 search, a knowledge graph, an MCP server for AI agents, quick-capture, and an SEO static-site export. Ships with…
Law Company Agent
️AI-powered Chinese Company Law expert —GraphRAG + 6-Agent collaboration ▎ system with RRF fusion, knowledge graph reasoning & streaming SSE | 基于 ▎ GraphRAG 的新《公司法》AI 助手
AI Context Hub
Shared memory and skills hub for Claude Code, Codex, Gemini, Cursor, and Windsurf — zero dependencies, pure Node.js
Adoc
Local documentation your coding agent can validate, search, and cite. Rust CLI + MCP gateway.
Tremula
Self-maintaining code memory for AI coding agents: an Obsidian-compatible knowledge graph of your codebase, served over MCP and auto-curated from your work sessions.
SpecImpact
設計書をHost LLMとEvidence Graphで構造化し、自然文の変更から影響範囲を検証・管理するローカルファーストOSS
Duin Governed Agent Memory
Agents that earn your trust. A harness that keeps an agent's long-term memory, model of your world and permissions as Markdown you own, governed at every step: facts labelled by w…
Layerdraw
A typed, layered graph platform for defining structure once and deriving reproducible views.
People Memory MCP
A private people graph that gives your AI agent durable memory
Thalamus
A self-hosted, code-aware brain for coding agents — persistent memory linking why you did something to where it lives in the code, with the instruments to prove it helps.
Context Bank
Context infrastructure for LLMs — portable memory, model switching, skills & governance. Switch GPT ↔ Claude ↔ Gemini; your context stays. npm: @losi-ai/*
STELLORA
Every memory is a star. Every story is a constellation.
Falkordb MCP
Model Context Protocol (MCP) server for FalkorDB — read-only graph access for AI assistants
Google Knowledge Panel MCP
MCP server for entity SEO: find, rank and compare Google Knowledge Graph entities, audit knowledge panel readiness, map Wikidata connections and generate JSON-LD schema. Works wit…
Cognitive Bridge
An MCP server that gives AI a compositional mind — persistent memory that catches contradictions, built on USD LIVRPS composition semantics and mechanically verified against them.
Verifiable Memory
Verifiable memory for AI agents — 0% hallucination, cited answers or honest abstention, provable forgetting, deterministic. MCP server. CPU-only, no GPU.
Dsh Codebase Memory MCP
Codebase Memory MCP bridge plugin for DeepSeek Harness: knowledge-graph code search, AST snippets, architecture analysis, call-graph tracing, auto-started graph UI, bundled skill,…
Nocetta
Anchored, bitemporal memory for coding agents — facts that know when they have gone stale.
Mebular
The decentralized memory layer for AI agents — offline-first, signed knowledge graph with validity & provenance, P2P sync across every device you own. MCP tools.
ApexGraphSwarm
Local-first graph intelligence and multi-agent orchestration workbench with GraphRAG integrations, specialist swarm design, evaluation, and cost-aware delegation.
Triforge
One install, three MCPs: graph chat memory + semantic code search + backend. Benchmarked with claude-haiku-4-5: -19% tokens & 23× faster on memory-recall questions.
Aidememo
Local-first memory for coding agents: typed facts, knowledge graphs, temporal history, MCP, SDKs, and CLI in one Rust binary.
Sieveon Memory MCP
A workload-adaptive agent memory system combining event logs, knowledge graphs, and vector embeddings
A2a Superhub
Durable A2A coordination with opt-in Markdown memory, offline inboxes, knowledge graph and timeline, plus authorized Qdrant hybrid retrieval.
A2 DIALECTICAbyTACITUS
Archived: earlier Python DIALECTICA prototype. Current engine: sargonxg/A3_DIALECTICAbyTACITUS_v3.
MinionOS
Local-first memory OS for AI agents , extracts entities, relationships, and facts into a local SQLite knowledge graph
Graphify Autotrigger
Auto-trigger graphify knowledge-graph queries on every LLM prompt + MCP shell delegation for Claude Code / Cowork agents.
Serif Brain Core
Persistent project memory for AI coding agents. Decisions, bugs and notes stored as plain Markdown, linked to your code graph, and enforced as mechanical gates at edit time. Pure…
Adversaria
A meeting notetaker that runs entirely on your own machine. No bot joins the call, nothing is uploaded, and the recording is deleted once it's transcribed. macOS · MIT.
LLM Task Tree
Local-first visual task graph that keeps humans and AI agents aligned on goals, progress, reasoning, and the next action.
Graphiti Neo4j Ops
Hardened local Neo4j operations for Graphiti: health recovery, safe backups, and macOS automation
Quack
One offline agent that answers across your tables, your documents, and the knowledge graph between them.
GraphCode
The graph-native coding agent — indexes your codebase as a knowledge graph (code, git, docs, features) and puts it in front of the agent before the first token. Zero native deps.
Graphx
Temporal GraphRAG on libSQL/SQLite, Postgres, or DuckDB. Define a graph once with Zod and get typed mutations, bitemporal history, vector + full-text retrieval, an HTTP API with O…
Tylluan
Sovereign cognitive substrate for AI agents
Rah Qdrant Integration
Community add-on for RA-H OS that replaces sqlite-vec with Qdrant for vector search. Solves ARM64 and NFS compatibility issues. Includes Docker Compose setup, ingest/search CLI, a…
PentestAI
Autonomous web-pentest agent on consumer hardware — LangGraph + 23-tool MCP server + HippoRAG knowledge graph, driving a fine-tune-free Qwen2.5-Coder-14B on 12GB VRAM. Clears ever…
Voxen
Self-hosted AI knowledge base for transcribing, organizing, and exploring multimodal content.
Axonarium
An open, cited map of how the brain and body are wired.
Amplifier Smart Tool Visualizer
knowledge: one knowledge graph your agents remember with, and you can explore. An Amplifier Smart Tool: provenance, time, paths, contradictions, gaps, live view.
Omnia Chronicle
Temporal evidence memory. Reconstruct historical context and trace decisions affected by corrections.
Mem0 MCP Selfhosted
Host a complete memory server using mem0 with Qdrant, Neo4j, and Ollama for powerful memory management and LLM integration with Claude or Ollama.
Neo4j Knowledge Graph
Neo4j knowledge graph MCP server with temporal versioning, semantic search, and vector embeddings for Claude AI