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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.
Resonant Mind
Persistent cognitive infrastructure for AI systems. 28 MCP tools — semantic memory, emotional processing, identity continuity, and a subconscious daemon. Built on Cloudflare Worke…
AI Second Brain
Self-hosted shared memory for AI agents (Claude Code, Cursor, Codex, Gemini) — Neo4j + Graphiti MCP + local Ollama. Temporal knowledge graph, multi-agent, one-command setup.
Hive MCP
MCP server for hive-framework development. A memory and agentic coordination solution.
Veynrel
Knowledge health, semantic exploration and spaced repetition for Obsidian.
Skill Manager
Zero-dependency CLI to scan, recommend, deduplicate, audit, and visualize Claude Code / Codex skills and MCP servers.
loci
Local-first code intelligence for AI coding agents. Indexes a repo into a persistent graph and serves it to Cursor over MCP — no cloud, no API key.
Huqan
Local-first verification layer for AI agents: evidence, provenance, policy gates, human approval, and auditable Trust Receipts before a claim, memory write, or action is trusted.
NOUZ MCP
Локальный семантический граф и MCP-сервер для Markdown и Obsidian
Couplet
Local-first code intelligence and context engine for Codex and Claude Code, powered by embedded SonnetDB.
Synthetix
Self-hosted AI knowledge base & long-form writing workbench — turn large document collections into traceable, structured documents.
Recollect
Self-hosted AI memory and MCP coordination for coding agents. Persistent context across repositories and sessions, with knowledge graphs, hybrid search, and a desktop web UI. Buil…
MemoryPilot
The most advanced AI memory server in the world. Hybrid search, Temporal Knowledge Graph, transformer embeddings, AAAK compression (3x token savings) — pure Rust, single binary, z…
MemoryPilot
The most advanced AI memory server in the world. Hybrid search, Temporal Knowledge Graph, transformer embeddings, AAAK compression (3x token savings) — pure Rust, single binary, z…
Graphersal
In-memory graph database and Gremlin traversal engine in Rust: browser playground, CLI, MCP server for AI agents, durable store, Python bindings.
MCP Workboard
The WorkBoard for Claude Code and humans. Watch your work come to life — never lose an idea, never lose a workflow.
Agent Recall
Persistent memory for AI coding agents. SQLite-backed knowledge graph with MCP server.
Codegraph Rust
Deterministic tree-sitter + SQLite/FTS5 code knowledge graph for coding agents and developers: symbols, calls and dependencies over a CLI, an MCP server and a local browser viewer…
Smriti
Zero-infrastructure, local-first memory for AI agents. One SQLite file — no Postgres, Neo4j, or cloud. Bi-temporal supersession (updates, never deletes), four-channel hybrid retri…
Memforge
Neuroscience-inspired memory for AI agents — sleep cycles that rewrite and strengthen knowledge over time. TypeScript, PostgreSQL, MCP.
WorkBoard
The WorkBoard for Claude Code and humans. Watch your work come to life — never lose an idea, never lose a workflow.
Vitrus Archive
your glass-box company brain — tells you what it doesn't know (deterministic gap analysis). MIT core · MCP · PGLite→Postgres.
Facebook CLI
Facebook as structured data: Pages, posts, comments, media, groups and events into records, a claim graph and RDF. No API token.
Axiomcodegraph
Turn any codebase into a knowledge graph grounded in formal methods. Your AI agents get exact answers for any code-related task, ensure correctness, and optimize time and token us…
Ontolith
Governed knowledge bases that humans and AI agents write together: append-only, bitemporal, conflict-aware.
Hippocampus
Open-source MCP memory server. Universal AI memory across all platforms.
Multi Agent Orchestration
Production ready LangGraph multi-agent orchestration template with supervisor routing, FastAPI + Streamlit chat UI, MCP tool calling, local RAG + knowledge graph retrieval, Postgr…
Kb Arena
Benchmark 19 retrieval architectures (vector, contextual, QnA, knowledge graph, LightRAG, hybrid, RAPTOR, PageIndex, BM25, metadata-filtered, temporal, rerank, HyDE, multi-query,…
SMP
Structural Memory Protocol (SMP) — live structural code graph for scalable, safe AI agents.
Codegraph
🕸️ Code knowledge graph for Claude Code & AI coding agents — index TypeScript, NestJS, React into Neo4j and query architecture in Cypher
Trace
Local-first project knowledge graph + progressive planning for AI coding agents (CLI, MCP, optional GUI).
Memrain
Self-hosted memory for your AI agents: hybrid vector + keyword + entity-graph search over your notes and code, with cited sources, served over MCP to Claude Code, Cursor and Codex…
Hetu
本地优先的 AI 知识与 Agent 工作台：Markdown 笔记 + 对话/编码会话，配向量检索、知识图谱、Wiki、记忆、看板与工作流，支持 MCP / 技能 / 多模型 · Local-first AI knowledge & agent workspace with semantic search, knowledge graph, memori…
Weft
Local-first knowledge graph for browser tabs. Louvain clustering, PageRank, MCP server for AI assistants, Chrome extension, CLI. 100% private.
CLI
A local context graph for AI coding agents.
TideMind
A living second brain that connects everything you think with — your AI agents, your notes, and beyond.
Neo Agent Brain
Point a cross-model AI engineering team at your own codebases. The Agent OS keeps named AI maintainers' identity, memory and review across labs alive between sessions — the Brain…
WorldOfTaxonomy
1,000+ open taxonomy systems with 1.2M+ codes and 320K+ crosswalk edges. NAICS, ISIC, NACE, HS, SOC, ISCO, ESCO, CPC, UNSPSC, ICD-10/11, Patent CPC, GDPR, and more - all connected…
MonkeyLLM
Knowledge engine for AI agents: your documents become a git-versioned markdown knowledge graph the agent navigates over MCP. Curated summaries, typed edges, cited answers, SQL ove…
Codescope MCP
Local-first codebase knowledge-graph MCP server for AI agents (Claude Code, Cursor, Codex). Symbol graph over MCP so agents stop wasting tokens re-scanning files. Watch-first · 21…
Engram
MCP server for AI memory -- hybrid search (BM25 + semantic + knowledge graph), temporal decay, local-first
AIWorkHub
Open-source, local-first control plane for multi-model AI coding agents in VS Code and MCP: task DAGs, source intelligence, durable context and evidence-based review.
memory-sqlite
Production-ready MCP memory server with SQLite WAL for thread-safe concurrent access. Drop-in replacement for @modelcontextprotocol/server-memory. Prevents race conditions and dat…
Contextd
Local GraphRAG knowledge layer: indexes your files into a hybrid graph + vector store with AI-inferred relationships, and serves them to Claude Desktop, Cursor, and other MCP clie…
GitHub Actions
Control GitHub Actions workflows from your AI assistant to list runs, read logs, rerun jobs, cancel builds, and trigger deployments within your editor.
Cognithor
Build and run autonomous AI agents locally for experimentation and personal automation with secure, multi-channel support and layered cognitive memory.
hi-ai
Model Context Protocol based AI development assistant with 35 specialized tools featuring Knowledge Graph memory, session context auto-injection, and code dependency analysis
duckduckgo-search
MCP server for DuckDuckGo search
Openclaw Superpowers
44 plug-and-play skills for OpenClaw — self-modifying AI agent with cron scheduling, security guardrails, persistent memory, knowledge graphs, and MCP health monitoring. Your agen…
Nomik
Nomik is an AI-native code intelligence graph. It transforms your codebase into Neo4j and connects directly to AI agents via MCP.
Mayros
Production-ready AI agent framework — semantic memory, multi-agent mesh, MCP server, intelligent routing, governance, and 67+ platform integrations.