Best Graph AI Skills & MCP Servers

CodeGraph MCP server — cross-language code intelligence with 42 tools, 38 languages

MCP server: search + execute OpenAPI/Discovery APIs (internal GraphQL projection), optional native GraphQL HTTP and gRPC unary sources

MCP server for the Geomelon geographic API — stdio and remote HTTP transports

HSA - Hierarchical Semantic Analysis MCP Server for AI Code Agents. Token-optimized context engine with BM25+ search, Merkle tree change detection, 84+ built-in library docs, persistent memory, and real-time dashboard.

Cross-session memory and recall for AI agents — git-synced knowledge base, knowledge graph, confidence scoring, hybrid semantic+TF-IDF search, auto-distillation with secrets scrubbing

Aggregate MCP server. One tool call returns a unified nature briefing covering birds, wildlife, plants, tides, streamflow, night sky, phenology, and (via @cropgraph/core) the day's planting plan.

MCP server and installer for CodeRover graph-aware code search.

Code search and reference discovery MCP server for AI agents. Curated UI, agent, CRM, automation, social, publishing, and workflow sources plus live GitHub repo discovery.

Garden planning MCP server. 5,006 curated crops across 14 categories with frost-anchored planting windows, 120 crops carrying climate-specific modifiers across 6 climate types, 1,004 companion relationships, 12 rotation families, 102 succession planting c

A Model Context Protocol (MCP) server for interacting with Microsoft 365 and Office services through the Graph API

Graphlit MCP Server

MCP server for accessing Aha! GraphQL API

Persistent project memory for AI coding agents — semantic search, AST-aware chunking, dependency graphs, and conversation history

Push new fundraises into your CRM nightly with auto-firmographic enrichment.

Search a curated library of 1,900+ Islamic books including English translations of the Holy Quran with detailed verse-by-verse commentary, foundational texts on Islamic philosophy, theology, and history, biographies of the Prophet Muhammad (peace be upon him), books on prayer, fa

Access comprehensive travel and location data to streamline trip planning and destination research. Discover curated activities and points of interest for any location worldwide. Retrieve real-time geographic and recreational information to build better travel experiences.

Discover anime and manga titles through keyword searches to find your next favorite series. Access detailed character biographies and browse seasonal airings to stay updated on the latest releases. Explore cultural terms and tropes to deepen your understanding of Japanese media.

AI Constraint Engine with AI Patch Firewall. 42 MCP tools. Patch Gateway (ALLOW/WARN/BLOCK verdicts), diff-native review (10 scored signals, hard escalation rules), Spec Compiler, Code Graph, Typed constraints, Python SDK, ROS2. Works with Claude Code, Cursor, Windsurf, Cline, Bo

**Independent Shopify app discovery for AI agents.** Search, compare, and pull metadata for 8,000+ ecommerce apps from the EcomGraph catalog. ## Tools - `search_apps` — full-text search with optional category filter - `get_app` — full app record (pricing, ratings, reviews, FAQ)

Locate public facilities across Seoul including pharmacies, restrooms, WiFi hotspots, and tourist information centers. Identify nearby services using geographic coordinates or specific district filters to find help quickly. Access subway timetables to navigate the city's transit

Explore global geologic data to answer questions about bedrock, formations, ages, and stratigraphy. Retrieve units, columns, minerals, timescales, and definitions for any location to build accurate geological context. Generate geology map tiles for quick visualization of areas of

Build interfaces that follow the Korea Responsive Design System (KRDS) faster. Search and insert official components, retrieve ready-to-use HTML, and explore color, spacing, and typography tokens. Validate your code for KRDS compliance and accessibility and get actionable improve

US federal and state statutory law MCP server. 529K sections across 50 states, the US Code, and Code of Federal Regulations. 11 tools: fulltext search, citation graph traversal, cross-reference navigation, risk surface analysis, doctrinal lineage. Free tier — no API key needed.

Persistent memory for AI coding agents. Store decisions, lessons, error patterns, and task checkpoints, then retrieve them via semantic search or graph traversal. Features session briefings, memory consolidation, time-based reminders, encrypted profiles, and knowledge compaction.