Best knowledge graphs skills for Claude Code, Codex and other agents.

Answers questions about a codebase by searching a prebuilt knowledge graph of its files, functions, classes and dependencies, not by rereading every source file.

Egonex-AI/Understand-Anything

Reads your git changes or a pull request against a prebuilt knowledge graph of the project to explain what changed, which components are affected and what is risky.

Egonex-AI/Understand-Anything

Gives an in-depth explanation of one file, function or module by reading the project's knowledge graph and checking that the graph is still fresh.

Egonex-AI/Understand-Anything

Analyzes genetic variant effects on gene expression (RNA-seq), chromatin accessibility (DNASE), histone marks (ChIP), and transcription factors using the AlphaGenome API.

google-deepmind/science-skills

Compresses a large multi-repository codebase into a structured knowledge base through architecture reverse-engineering, a Graph RAG graph and AST analysis.

Tencent/teamai-cli

Extracts business domains, flows and process steps from a codebase and produces an interactive horizontal flow graph, reusing an existing knowledge graph when one exists.

Egonex-AI/Understand-Anything

Reviews a pull request or branch diff with a code knowledge graph and produces a structured review that includes blast-radius analysis.

tirth8205/code-review-graph

Writes an onboarding guide for new team members from a project's existing knowledge graph, after checking that the graph still matches the current commit.

Egonex-AI/Understand-Anything

A skill your agent uses for any question about a codebase, its architecture, file relationships, or project content — especially when graphify-out/ exists, where the question should be treated as a…

EBISPOT/ols4

Drives cognee from the terminal with remember, recall, forget and improve memory commands, dataset and config management and database migrations.

topoteretes/cognee

Detects a Karpathy-pattern LLM wiki and builds an interactive knowledge graph with entities, implicit relationships and topic clusters.

Egonex-AI/Understand-Anything

Creates, inspects and updates Obsidian JSON Canvas boards in a vault, with text, file, link, group and edge nodes, using safe recoverable edits.

AgriciDaniel/claude-obsidian

Typed knowledge graph for structured agent memory and composable skills.

1mancompany/OneManCompany

Interactive knowledge graph analysis. An agent skill from agenticnotetaking/arscontexta.

agenticnotetaking/arscontexta

Guide to using and contributing cognee community packages: database adapters, data-source connectors, custom tasks and retrievers, and Keywords AI observability.

topoteretes/cognee

Adds structured long-term memory to OpenClaw agents, built automatically from sessions, with tools the agent calls to recall facts, summaries and decisions.

MemoriLabs/Memori

Navigates a codebase through the code-review-graph MCP tools: architecture overview, symbol search, caller and callee tracing, flows and oversized functions.

tirth8205/code-review-graph

Research a topic and grow your knowledge graph. An agent skill from agenticnotetaking/arscontexta.

agenticnotetaking/arscontexta

Builds, queries and inspects the project knowledge graph kept in .planning/graphs/ through the /gsd-graphify command, once the feature is switched on in the config.

open-gsd/gsd-core

Defines the shape of cognee's knowledge graph with graph_model: DataPoint node classes, identity and index fields, typed edges and fixes for duplicated nodes.

topoteretes/cognee

Set up and maintain a lightweight, file-based knowledge graph of the repo — entities, typed relations, decisions, gotchas — so agents load context fast instead of re-exploring the codebase every…

gnomeria/usbtree

Gives an agent a local memory palace over MCP: verbatim conversation memory, semantic search and a temporal knowledge graph, with a per-session recall protocol.

MemPalace/mempalace

Shows how to write custom cognee tasks, chain them into pipelines, store custom DataPoints and run enrichment over the existing graph.

topoteretes/cognee

Write a project's knowledge pages in Nimbalyst Pages -- record what people said and decided in the page it affects, keep typed pages for the things the team tracks (its own types, such as modules…

nimbalyst/nimbalyst

Scans a Figma file through the Figma REST API and builds an interactive knowledge graph of its pages, screens, components and tokens for the design dashboard.

Egonex-AI/Understand-Anything

Show vault statistics and knowledge graph metrics. An agent skill from agenticnotetaking/arscontexta.

agenticnotetaking/arscontexta

Find, filter, count, and connect software, teams, engineering work and delivery, infrastructure, and operational or security records through Pup's read-only Datadog entity graph.

DataDog/pup

Set up or check a project's knowledge pages in Nimbalyst Pages -- install the editable "How we write this wiki" guide page, define the team's own page types (and subtypes) and the named relations…

nimbalyst/nimbalyst

Keeps project decisions, research and verified results available across coding-agent sessions through LWC memory, a document Wiki graph and a CodeGraph code index.

sickn33/agentic-awesome-skills

Recursively builds a knowledge graph of mathematical concepts and ML algorithms.

the-palindrome/ml-knowledge-graph

A skill your agent uses when the user asks about GitNexus itself — available tools, how to query the knowledge graph, MCP resources, graph schema, or workflow reference.

aws-samples/sample-kolya-br-proxy

This skill should be used when the user asks about "codebase-memory-mcp tools", "graph query syntax", "Cypher query examples", "edge types", "how to use searchgraph", "querygraph examples", or needs…

DmNote-App/DmNote

AI agent orchestrator with Neo4j knowledge graph, Meilisearch search, and Tree-sitter parsing.

this-rs/project-orchestrator

Give a Python agent (such as Hermes Agent by Nous Research) durable, local-first memory plus a queryable SPARQL knowledge graph, backed by CortexDB through its gRPC sidecar and the cortexdb-client…

liliang-cn/cortexdb

Index and search document collections using hybrid semantic + graph + full-text search.

devwhodevs/engraph

Explains how cognee stores session memory by session_id and bridges it into the permanent graph with improve(), including the stages, results and settings.

topoteretes/cognee

Install and configure Mnemosyne as a Hermes Agent memory provider — local SQLite with vector search, episodic consolidation, and temporal knowledge graphs.

mnemosyne-oss/mnemosyne

Pull metadata from YouTube subscription videos into a second-brain vault as a real cross-linked knowledge graph — not just a flat archive.

EfficientStreet/youtube-subscriptions-ingest

Reference skill for sage-wiki — local-first knowledge graph with MCP server, REST API, compiled wiki, and Obsidian-compatible output.

xoai/sage-wiki

Read and refresh wp-rocket's pre-built dependency graph at .claude/graph/dependency-graph.json.

wp-media/wp-rocket

Builds and lays out Obsidian Canvas files with sub-agents for images, diagrams and layout, from flowcharts and mood boards to presentation decks.

AgriciDaniel/claude-canvas

Query the Graphify knowledge graph (graphify-out/) for this repo's architecture, god nodes, community structure, and cross-file relationships — use for codebase-structure questions instead of raw…

Kc1t/alethe-agents

Build and query embedded GraphRAG knowledge graphs with DuckDB-backed vector, full-text, and hybrid search.

bradAGI/GraphMemory

Builds a local architecture wiki for a repository from the CodexQA symbol graph (no model needed): modules, who calls whom and how often, reading paths, and one self-contained HTML page.

openqa-cn/codexqa

Give a Node.js agent (such as OpenClaw) durable, local-first memory plus a queryable SPARQL knowledge graph, backed by CortexDB through its gRPC sidecar and the cortexdb-client npm package.

liliang-cn/cortexdb

Database operations runbook — backup, recovery, performance tuning, troubleshooting.

OpenDCAI/DataMind

Launch the interactive web dashboard to visualize a codebase's knowledge graph

Xircth/VibeX

Explains how to load text, files, folders, URLs, repositories and databases into cognee memory with remember(), including datasets, extractors and tags.

topoteretes/cognee