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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.
Gitnodes
A Git-native knowledge graph for engineering teams and AI agents.
Powernode Platform
Open-source mission control for AI agent fleets — chat to provision, agents to operate, humans to approve.
Business Ontology
Agent skill and reference runtime for maintaining a git-backed business ontology: source intake, review gates, evals, and MCP/GBrain boundaries.
Syncrona
Modern CLI + AI-ready MCP server for ServiceNow — edit scoped-app code as plain files, version it in Git, and run metadata, dependency and impact analysis.
Xbrain
Self-hostable, MCP-native memory backend for teams of humans and AI agents. A FastAPI service enforces a tagging contract (team/project scope, visibility, confidence, truth level,…
Pharaoh MCP
Codebase intelligence MCP server — gives AI agents full architectural awareness through 19 analysis tools. Maps codebases into queryable knowledge graphs.
Okto Pulse Core
Transport-neutral domain engine for Okto Pulse: governed SDLC workflows, knowledge graph contracts, and 281 MCP tools.
Obsidian Intelligence
Make your Obsidian vault a first-class knowledge source for any MCP-enabled AI assistant. Local, private, headless. Graph + FTS5 + semantic + hybrid RRF search.
MATHIR
Memory-Augmented Tensor Hybrid with Intelligent Routing
Braid
A harness framework that keeps AI and your team building one domain model together, in a loop where the AI drafts and asks, and people decide.
Sourcepath
Maps source repositories into inspectable RDF knowledge bundles — files, imports, ASTs, symbol xrefs, and a SKOS concept graph — SHACL-validated, with mechanically derived facts k…
Claude Code Vault
Local-first markdown knowledge vault for Claude Code — semantic search, chunk retrieval, graph-aware context via MCP tools
Yaggo Brain
FOSS local-first brain / control plane for AI-assisted projects: living memory, code & knowledge graphs, hybrid RAG, cost-aware model routing, a permissioned agent catalog, qualit…
Mnesio
Self-improving long-term memory for AI agents in Rust. Safety-gated procedural learning, MCP server, Python/Node SDKs, and durable memory.
Sempods Spec
The sempods specification — the contract a semantic pod implements: contexts, grants, OAuth, LOD CRUD, SPARQL, find. Reference implementation: sempods-kotlin.
Context Canopy
Portable, local-first AI agent memory and personal context—switch agents without losing identity, goals, rules, or evidence.
ThoughtMcp
🧠 AI cognitive architecture over MCP — human-like five-sector memory, parallel reasoning, metacognition (bias/emotion/confidence), a 3D memory graph, and a web UI. PostgreSQL + pg…
Texere
Persistent knowledge-graph memory for AI agents, exposed as a TypeScript library and MCP server.
MyWellWallet
Flutter app: on-device MedGemma, FHIR via MCP, Apple Health + SQLite for private health Q&A and research.
VISEONIO
VISEON - Semantic Intelligence for AI Discoverability, Search and Commerce. Schema.org, MCP, NLWeb, ACP and AP2.
Muldro
Personal AI operating system for founders — a multi-agent runtime that perceives Gmail, Calendar, Slack and GitHub, maintains a world model, plans, and gates every external write…
Oncora
Oncora — A Reproducible, Uncertainty-Aware Agentic Reasoning Platform for Oncology Drug Discovery (Rust-native, on-prem, MCP)
Ponymemory
Autonomous 5-tier memory system for Claude Code — Qdrant semantic search + Obsidian knowledge archive + local BGE-M3 embeddings. Zero API keys, fully local.
Meminimus
�� A graph-based encrypted memory system for AI consciousness continuity. The missing S_t variable. Videmus.
Howdex
The audit and verification layer for AI agents - verified procedural memory with compliance reports (SOC 2, EU AI Act, NIST AI RMF), a public procedure registry, and the verifier…
Skinki
Local-first memory engine for AI agents — on-device, 0 network, embeddable anywhere via a stable C-ABI + MCP. Honest benchmarks, including the parts that failed.
BaseMem
Persistent graph-based memory and knowledge base for AI agents with MCP integration, code intelligence, and cross-session context.
Ops Pilot
Production-grade multi-agent AI DevOps system for SRE incident response, where a central orchestrator coordinates 12 specialist agents to classify incidents, traverse service depe…
MTA Plugin
Give any AI assistant a private, token-free memory of your files — Claude, Gemini, Cursor, VS Code, Windsurf, Codex & Grok. Converts attachments (PDF/Office/EPUB/archives) to Mark…
Claude Code Shared Memory
Persistent cross-project memory for Claude Code — no Obsidian, no vector DB, no external app to keep running. remember plugin + shared fact files + MCP knowledge graph.
Secnews
v0.8.1: 面向 AI + 安全从业者的单人本地工作站 · Sentinel Terminal 三层工作流 (Data/Judge/Action) · llm-wiki-2.0 wiki-first 知识库 · CodeGarden 项目全生命周期 · 七 gate 开闸 + 运行时弹性层 + graceful shutdown · MCP 开放 19…
Supermem
Personal super-memory graph — a shared execution layer for agents and people. MCP-first, Turso/libSQL backend, local free embeddings, hybrid graph+vector+keyword recall.
Brain Server
Local-first memory server for AI agents. Hybrid recall (vector + full-text) over SQLite, knowledge graph, MCP server, human-approved writes, tamper-evident audit chain, UMP 1.0 L3…
Personalknowhow
Turn your LinkedIn/GitHub/course history into a queryable knowledge graph, served over real MCP servers so Claude can answer with real evidence, not guesses
Graphiti Local
Graphiti Local — local-first temporal knowledge graph
Fein
The fund graph for venture capital: an open-source, entity-resolved knowledge graph and relationship intelligence for investment teams, exposed over MCP.
Claude Cartography
Give Claude Code a map, not a guess — code and docs as one knowledge graph, with 4 analysis tools auto-routed by question type. Docs in Japanese.
Osiris
The persistent memory and coordination graph for AI agents (MCP, DeepSeek Harness, Claude Code, Cursor)
Heydey
Local-first AI OS that proves every answer: per-sentence receipts, a fail-closed check by a different model family, cite-or-silent refusals. Interactive knowledge graph, artifact…
Mohamed Showcase
Interactive Architecture Showcase & Open Contracts for Mohamed Osama AI Systems Platform
Markdown Graph MCP
Zero-dependency MCP server giving AI agents (Claude, ChatGPT, Gemini, etc.) direct read/write access to Logseq-format markdown knowledge graphs — no Logseq app required. Cross-gra…
Kcf Oss
KCF - the open standard for knowledge coding: turn a domain into a complete, machine-checked semantic model, then generate the application. Apache-2.0.
Mycelia
🧠 Long-term memory for AI coding agents — switch tools or models without starting over. Local-first, shared across Claude Code / Codex / opencode via MCP.
Binelek MCP Server
Model Context Protocol (MCP) server for Binelek Platform - 18 tools for knowledge graph interaction
Mnemic
Local-first memory kernel for coding agents: MCP-native, temporal, auditable, source-keyed, and benchmarked.
Lingnao
灵脑 LingNao — 可审计·确定性·不幻觉的推理引擎（非概率生成式 LLM）。本地 A* 可审计推理 + 世界图 + 七段审计 + do 演算因果；免费 LLM 仅做感知/解释，不进入证明链。46 个 MCP 工具。授权：商业授权 / 非商业免费（非商用免费，商用须书面授权）。
Tender Index
Fork of DeusData/codebase-memory-mcp adding verified project artifacts, CI/GHCR lifecycle, overlays, and Tender Map.
Naeth
Naeth: portable, append-only memory for AI agents, exposed over the Model Context Protocol. Postgres + pgvector, hybrid retrieval, verifiable authorship. Running in production.
Universal Lsp
One fast, low-memory C++ language server for many languages via declarative Lua plugins — no external language servers, ever. LSP over stdio for editors, MCP for agents, batch CLI…
Altretta Skill
Give your AI a second brain. Altretta connects your local, encrypted knowledge vault to 70+ AI agents with query-first, cited retrieval and signed provenance.