GraphKeeper
Mines git history for file co-change patterns into a queryable knowledge graph via MCP.
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Cairn
About A repo-native task graph as plain Markdown files, served to AI agents over MCP and to humans over a clean web UI .
polycodegraph
Multi-language code-graph MCP server with 18 tools (find_symbol, callers, callees, blast_radius, dataflow_trace) for AI assistants — local-first, no API key…
GraphMem
An MCP server for graph-based memory management, enabling AI to create, retrieve, and manage knowledge entities and their relationships.
obsidian-brain
Standalone Obsidian MCP server with semantic search, knowledge graph analytics (PageRank, Louvain, shortest path), and vault editing — no plugin, no REST API…
BrainCTL
Persistent memory for AI agents. Single SQLite file, 192 MCP tools. FTS5 search, knowledge graph, session handoffs, write gate. No server, no API keys, no LLM…
Engram
Self-hosted MCP server giving AI agents persistent memory — Markdown source of truth, hybrid BM25+embedding search, typed graph relations.
Well
One MCP server that unifies your business tools into a single context graph your AI can query
Arc Research
Remote MCP for commodities research — knowledge graph, COT positioning, natural gas storage/weather, futures quotes, and private stories/journals. Requires Arc…
Yatabase
Managed graph database (Cypher + SPARQL + SQL) with native MCP endpoint — AI agents query graphs directly, $0 egress, free tier.
Deep Thinker
Advanced cognitive thinking MCP server with DAG-based thought graph, multiple reasoning strategies, metacognition, and self-evaluation.
Sverklo
Local-first MCP code intelligence server with 37 tools — hybrid search, blast-radius analysis, diff-aware risk-scored review, and bi-temporal memory pinned to…
Myco Brain
Self-hosted memory and knowledge-graph MCP server for AI agents. TypeScript on Postgres 16 + pgvector, 11 brain_* tools. Runs keyless: full-text and semantic…
MemPlato
Personal MCP server that runs on your Android phone via Termux. 29 tools: drawers, knowledge graph, diary, semantic search, tunnels. All data stored locally on…
LLM Bus
Atomic gap-free id claims, advisory file leases, a shared event ledger + digest, presence, prose handoffs, and a task graph - so multiple agents (Claude Code…
Adaptive Recall
Adaptive MCP memory system for AI applications. Learns which retrieval strategies work for your data, scores results using cognitive science models, builds a…
Recon
Recon indexes your codebase into a knowledge graph and exposes it via 14 MCP tools. AI agents get dependency mapping, blast radius analysis, safe multi-file…
Destiny - Codex
Destiny Codex turns the Destiny 2 Manifest (gibberish hash-reference JSON) into clean, AI-readable text. CLI + MCP server with 9 tools: search, filter, get…
Logseq Knowledge Graph
Integrates with Logseq knowledge graphs to enable retrieval, analysis, and manipulation of personal knowledge bases through tools for page content access…
SharePoint
Integrates with SharePoint through Microsoft Graph API to enable direct access, search, and analysis of organizational documents, folders, and sites without…
BlueSky
Integrates with BlueSky's API to retrieve user profiles and social graph data, enabling user analysis, network visualization, and content discovery.
Microsoft Todo
Integrates with Microsoft Todo through Graph API, enabling natural language task management including viewing lists, creating tasks with due dates, and…
Facebook Ads
Integrates with Facebook's advertising platform to retrieve and analyze ad account data, campaign metrics, ad sets, creatives, and performance insights using…
SPARQL
Integrates with SPARQL servers to enable querying and manipulation of RDF data sources, facilitating semantic web integration for knowledge graph exploration…