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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.
Dragon Brain
Dragon Brain — persistent long-term memory for AI agents via MCP (Model Context Protocol). Knowledge graph (FalkorDB) + vector search (Qdrant) + CUDA GPU embeddings. Works with Cl…
Personal Knowledge MCP
🔍 Index and manage local documents with the MCP server, offering AI access through a unified platform for easy search and retrieval.
Synaptic Memory
Brain-inspired knowledge graph: spreading activation, Hebbian learning, memory consolidation.
Hippograph Pro
Description: Self-hosted graph-based associative memory for personal AI agents. Spreading activation, emotional weighting, zero LLM cost.
EzCoworker
A multi-user Claude Code CLI based Coworker with Multi Agent Orchestrator, Multi model support including Ollama models, Advanced Functional skills, Channel integration for Chat an…
gzoonet/cortex
first knowledge graph for developers. Watches project files, extracts entities and relationships via LLMs, builds a queryable knowledge graph with web dashboard and CLI. Provides…
Dreamgraph
An autonomous cognitive layer for software systems. It discovers, verifies, and resolves system-level insights through structured "dream cycles" via MCP.
ChatCrystal
Crystallize knowledge from AI conversations. Import from Claude Code / Cursor / Codex CLI, summarize with LLM, search by semantics.
Booklib
Detects what your AI doesn't know about your project and fixes it. Post-training gap detection, runtime context injection via MCP.
Graph Hub
Local-first code intelligence for AI agents. Transform your codebase into a queryable knowledge graph. 85% token savings for Claude Code, Cursor, and MCP-compatible tools.
Rasputin Memory
The ultimate memory backend for OpenClaw and Claude Code. Persistent conversation memory with LLM fact extraction, foundation-model reranking, and 77.7% LoCoMo accuracy. MCP nativ…
Ori CLI
Agentic coding harness with persistent memory and a REPL body. Built on Ori Mnemos. Open source must win.
Gortex
High-performance code intelligence engine that indexes repositories into an in-memory knowledge graph and exposes it via CLI, MCP Server, and web UI. Built for AI coding agents -…
Aries CLI
Agentic coding harness with persistent memory and a REPL body. Built on Ori Mnemos. Open source must win.
Yantrikdb
Cognitive memory engine for AI agents — temporal decay, contradiction detection, autonomous consolidation, knowledge graph, ANN recall via HNSW. Embeddable Rust library with Pytho…
dnotitia/akb
mcp`.
TyKolt/kremis
first via redb (ACID). **Alpha**.
STiFLeR7/memex
mcp`. MIT licensed.
Mache
IDE-style navigation for structured data — code, JSON, YAML. Jump to definitions, find callers, follow references. Available as an MCP server or a mounted folder.
Matryca Plumber
local-first background AI daemon for Logseq OG. Turns your notes into an agentic workspace with autonomous indexing, zero data leaks, and an optional MCP server. Inspired by Andre…
Fortemi
Self-hosted AI knowledge base with hybrid semantic search (pgvector + FTS + RRF), MCP server, multi-provider LLM inference (Ollama, OpenAI, OpenRouter, llama.cpp), multimodal inge…
Gaia Skill Tree
Gaia is a living, open registry of every AI agent skill — structured as a leveling skill graph. Live site: https://gaiaskilltree.com/
Slurp
Token-budget-aware graph navigation for AI coding agents. Serve exactly the noodles your LLM needs. 🍜
Orionbelt Analytics
Ontology-based MCP server that analyzes database schemas (PostgreSQL, Snowflake, ClickHouse, Dremio) and generates RDF/OWL ontologies with SQL mappings for fan-trap-free Text-to-S…
MemWhale
MemoryWhale is a Rust/Tauri local-first terminal memory system that records commands, arguments, logs, sessions, errors, bookmarks, and debug history into SQLite so work survives…
Autograph
Typed memory layer for always-on agents (Claude Code, OpenClaw, Hermes, Codex). Schema-as-code for any Obsidian vault: decay engine, health scoring, link repair, MOC generation.
Kglite
Embedded Cypher knowledge graph for Python and Rust. Bundled MCP server, describe() schema, and code-graph parser for LLM agents.
Genesys
Open-source causal graph memory for AI agents. 89.9% on LoCoMo. MCP server with ACT-R scoring, spreading activation, and active forgetting.
SoDam O Brain
클로드코드·코덱스 대화의 결정·약속·금지를 자동 기억, 주제·프로젝트별 분류 + 검색·2D/3D 지식그래프·타임라인 대시보드. 세션 자동 캡처, 세션 재개 시 맥락 기반 관련 기억 우선주입, 중복 기억 탐지·정리(완전일치 일괄정리 포함), 백업 목록·복원 안내, 대량 데이터 성능가드, 신뢰도 기반 검색 순위, 키보드로…
Cortexgraph
Temporal memory system for AI assistants with human-like forgetting curves. All data stored locally in human-readable formats: JSONL for short-term memory, Markdown (Obsidian-comp…
Gomaa
Gomaa — Autonomous Agent Memory OS. Persistent memory system for AI agents with Obsidian vault integration, hybrid RRF search, knowledge graphs, security gates, and MCP server.
Memorys
Persistent memory MCP server for AI agents — Rust, 19 tools, knowledge graph, Hebbian learning, episodic memory, contradiction detection, prospective triggers, Bayesian calibratio…
Autology
A Claude Code plugin that turns AI-assisted work into a shared living ontology. Captures decisions, conventions, and context autonomously into typed, interlinked knowledge nodes (…
Knowledge In A Vat
An intelligent knowledge management system connecting your local knowledge vault with Claude Desktop via MCP
Jarvis Orb
See AI thinking in real time — 3D orb that visualizes Claude Code reasoning. Free, open-source MCP server
Ontoskills
OWL 2 skill compiler for deterministic AI agents — transforms SKILL.md into validated RDF/ Turtle ontologies with SHACL gatekeeper
Post Cortex
Post-Cortex provides durable memory infrastructure with automatic knowledge graph construction, intelligent entity extraction, and semantic search powered by local transformer mod…
Togomcp
MCP server for life-science knowledge graphs
Watercooler
Watercooler: your team's shared reasoning layer for agentic coding. Preserve the "why" around your code.
AI Context Hierarchy
Three-level context hierarchy for AI coding agents — featured in Graphify v5.0 roadmap. Stop re-explaining your codebase every session. Works with Claude Code, Cursor, Codex, Gemi…
Wheeler
Turn Claude Code into an interactive scientific workspace: workflow, file system, and knowledge graph.
Code Knowledge Graph
GKG is Pre-indexed code knowledge graph for Claude Code, Codex, Cursor, OpenCode, and Hermes Agent — to save 💰💲, 🌟 Star if you like it! 🌟
Kanbu
Self-hosted project management for OpenClaw users. Dispatch tasks to AI agents, track their work, and stay in control.
Hades
Unity-aware AI infrastructure for Claude Code — a macOS app that serves a knowledge graph of your Unity project over MCP: 32 tools that let your agent know your project, not just…
Marvis
The Company Brain your agents install — use your coding agent to run projects and coordinate agents, not just code. Cross-project knowledge graph + immutable audit, self-hosted &…
Event Horizon
Event Horizon is a VS Code extension that visualizes AI coding agents as a living cosmic system. Instead of viewing logs, terminals, or raw agent output, developers observe agent…
Codevira
Stop re-explaining your project to AI agents every session. One memory layer for Claude Code, Cursor, Windsurf, Antigravity — local, MIT, no signup.
Peoplemesh
PeopleMesh is the AI-powered matching layer for modern organizations. It helps people discover the right colleagues, internal opportunities, communities, and projects through sema…
Ctxgraph
privacy-first context graph engine for AI agents and human teams.
Khive
A knowledge graph your AI agents build, query, and grow. Built for agents that need structure beyond vectors