Best Claude skills for diagrams and knowledge graphs
Diagram skills turn ideas, plans and codebases into visuals you can actually read: editorial diagrams, interactive architecture maps and knowledge graphs of a whole repository. Archify, Diagram Design, Graphify and Understand Anything are all viral this year.
21 diagrams skills · ranked live · November 2026
The top 10. Ranked by the Alyn Score.
- 1#1
tt-a1i
Archify
Create validated architecture, workflow, sequence, data-flow, lifecycle/state, ERD, class, tree, timeline, and waterfall diagrams as explorable standalone HTML with dark/light themes…
95k216kScore 85 - 2#2
Archify Tuning
Improve Archify diagram accuracy, visual quality and complete authoring speed with fewer repairs. Use for generation experiments or evaluating changes to layout, routing, diagnostics…
95k216kScore 85 - 3#3
Simplify Codebase
Simplification audit or authorized codebase simplification whose stated objective is to remove accidental complexity. Use for evidence-backed deletion or consolidation of dead code…
95k216kScore 83 - 4#4
JimLiu
Baoyu Diagram
Create professional diagrams with configurable dark/light theme via CSS custom properties. Use this skill whenever the user asks for any kind of technical or conceptual diagram…
27k614kScore 82 - 5#5
OpenMontage
Beautiful Mermaid
Render Mermaid diagrams as SVG and PNG using the Beautiful Mermaid library. Use when the user asks to render a Mermaid diagram.
79k116kScore 82 - 6#6
Graphify
Graphify
Use 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 graphify…
146k13kScore 82 - 7#7
Garry Tan
Gstack
Garry Tan
Diagram
Turn an English description (or mermaid source) into a diagram triplet: the source, an editable .excalidraw file you can open on excalidraw.com, and rendered SVG + PNG. (gstack)
141k47kScore 80 - 8#8
cathrynlavery
Diagram Design
Create branded architecture, architecture delta, IT current-state, flowchart, sequence, state machine, ER/data model, timeline, swimlane, quadrant, radar/spider, polar chart (polar/radial…
66k27kScore 80 - 9#9
Egonex-AI
Understand
Analyze a codebase to produce an interactive knowledge graph for understanding architecture, components, and relationships
92k37kScore 80 - 10#10
Understand Domain
Extract business domain knowledge from a codebase and generate an interactive domain flow graph. Works standalone (lightweight scan) or derives from an existing /understand knowledge graph.
92k37kScore 80
What makes a great diagrams skill.
Readable layouts with a clear reading order.
Output formats you can edit (SVG, HTML, Mermaid).
Accuracy checks against the real code.
All 21 diagrams skills.
tt-a1iarchify
Create validated architecture, workflow, sequence, data-flow, lifecycle/state, ERD, class, tree, timeline, and waterfall diagrams as explorable standalone HTML with dark/light themes…
tt-a1iarchify-tuning
Improve Archify diagram accuracy, visual quality and complete authoring speed with fewer repairs. Use for generation experiments or evaluating changes to layout, routing, diagnostics…
tt-a1isimplify-codebase
Simplification audit or authorized codebase simplification whose stated objective is to remove accidental complexity. Use for evidence-backed deletion or consolidation of dead code…
JimLiubaoyu-diagram
Create professional diagrams with configurable dark/light theme via CSS custom properties. Use this skill whenever the user asks for any kind of technical or conceptual diagram…
OpenMontagebeautiful-mermaid
Render Mermaid diagrams as SVG and PNG using the Beautiful Mermaid library. Use when the user asks to render a Mermaid diagram.
Graphifygraphify
Use 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 graphify…
Garry Tan
Gstack
Garry Tandiagram
Turn an English description (or mermaid source) into a diagram triplet: the source, an editable .excalidraw file you can open on excalidraw.com, and rendered SVG + PNG. (gstack)
cathrynlaverydiagram-design
Create branded architecture, architecture delta, IT current-state, flowchart, sequence, state machine, ER/data model, timeline, swimlane, quadrant, radar/spider, polar chart (polar/radial…
Egonex-AIunderstand
Analyze a codebase to produce an interactive knowledge graph for understanding architecture, components, and relationships
Egonex-AIunderstand-domain
Extract business domain knowledge from a codebase and generate an interactive domain flow graph. Works standalone (lightweight scan) or derives from an existing /understand knowledge graph.
Egonex-AIunderstand-knowledge
Analyze a Karpathy-pattern LLM wiki knowledge base and generate an interactive knowledge graph with entity extraction, implicit relationships, and topic clustering.
Steph Ango
Obsidian Skills
Steph Angojson-canvas
Create and edit JSON Canvas files (.canvas) with nodes, edges, groups, and connections. Use when working with .canvas files, creating visual canvases, mind maps, flowcharts, or when the…
wanshuiyin
Auto Claude Code Research In Sleep
wanshuiyinmermaid-diagram
Generate Mermaid diagrams from user requirements. Supports flowcharts, sequence diagrams, class diagrams, ER diagrams, Gantt charts, and 18 more diagram types.
tt-a1itest-value
Improve test value and feedback cost when auditing slow, flaky, redundant or brittle tests; choosing tests during implementation; or reviewing test changes before a commit or PR. Keep…
Egonex-AIunderstand-dashboard
Launch the interactive web dashboard to visualize a codebase's knowledge graph
Egonex-AIunderstand-figma
Analyze a Figma file via the Figma REST API and generate an interactive design knowledge graph (pages, screens, components, component sets, instances, design tokens) with a kind:"design"…
tt-a1iarchify-review
Review Archify issues, PRs, or code through value, cost, and impact to support evidence-based maintenance decisions. Use for issue triage, change reviews, and code quality assessments.
Egonex-AIunderstand-diff
Use when you need to analyze git diffs or pull requests to understand what changed, affected components, and risks
Egonex-AIunderstand-explain
Use when you need a deep-dive explanation of a specific file, function, or module in the codebase
Egonex-AIunderstand-onboard
Use when you need to generate an onboarding guide for new team members joining a project
Egonex-AIunderstand-chat
Use when you need to ask questions about a codebase or understand code using a knowledge graph
Diagrams skills, explained.
Also searched as: diagram skill, architecture diagram skill, archify, knowledge graph skill.
What are the best Claude skills for diagrams and knowledge graphs?
Right now the top-ranked diagrams skills on Alyn are Archify (tt-a1i), Archify Tuning (tt-a1i), Simplify Codebase (tt-a1i). Rankings combine GitHub stars, installs, freshness and depth, and update live.
What is Archify?
An agent skill that turns any idea, plan or codebase into an interactive diagram. It works in Claude Code, Codex and more.
Can a skill map my whole codebase?
Graphify and Understand Anything build queryable knowledge graphs from code, docs and schemas.
How do I install a diagrams skill?
Run npx skills add owner/repo in your project, or copy the folder with SKILL.md into ~/.claude/skills. Every skill on this page has a ready-to-copy command.
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Diagrams skills for your agent