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c4-architecture

Generate architecture documentation using C4 model Mermaid diagrams.

Skill by coco-research

IndexedNOASSERTION★ 784
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Install

Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.

npx agentmarket install skill/coco-research-c4-architecture

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

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About

Generate architecture documentation using C4 model Mermaid diagrams. Use when asked to create architecture diagrams, document system architecture, visualize software structure, or generate context/container/component/deployment diagrams.

Use cases: documents, frontend

No reviews yet. Installed it? Reviews come from verified installers only. How reviews work

Permissions

What this skill can do and what it asks for, from its SKILL.md and code. Checked Oct 25, 2026.

Tools
No tools found
Secrets
None asked for
Install scripts
None found

Network hosts it talks to 1

  • codeload.github.com · found in install command

Files it touches

  • ~/.claude/skills/c4-architecture

What's inside

Skill name
c4-architecture
Description
Generate architecture documentation using C4 model Mermaid diagrams. Use when asked to create architecture diagrams, document system architecture, visualize software structure, or generate context/container/component/deployment diagrams.
License
NOASSERTION
Instructions
340 lines in SKILL.md · view on GitHub

Files (4)

  • SKILL.md
  • advanced-patterns.md · references/
  • c4-syntax.md · references/
  • common-mistakes.md · references/

The license isn't open source, so the instructions aren't shown here. Read SKILL.md on GitHub

More from coco-research/coco

Signals

Stars
784
Forks
13
Open issues
55
Last commit (this folder)
Oct 21, 2026 (6 days ago)
Last release
Oct 23, 2026 (4 days ago)

From GitHub (fetched Oct 24, 2026).

Details

License
NOASSERTION
First seen
Oct 24, 2026
Last checked
Oct 24, 2026

More from coco-research

Cite this page

c4-architecture skill. Agent Mart. https://agentmart.dev/skills/coco-research-c4-architecture (last updated 2026-10-24)