# Excalidraw Diagram Generator (agent skill)

> Excalidraw Diagram Generator is an agent skill (a SKILL.md file) from github/awesome-copilot. Generate Excalidraw diagrams from natural language descriptions. It works with Claude Code and GitHub Copilot and has 40,889 GitHub stars across a repository of 7 listed skills. Install it by copying the skill folder into your agent's skills directory.

Generate Excalidraw diagrams from natural language descriptions. Use when asked to "create a diagram", "make a flowchart", "visualize a process", "draw a system architecture", "create a mind map", or "generate an Excalidraw file". Supports flowcharts, relationship diagrams, mind maps, and system architecture diagrams. Outputs .excalidraw JSON files that can be opened directly in Excalidraw. A skill for generating Excalidraw-format diagrams from natural language descriptions.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/github/awesome-copilot |
| Skill path | skills/excalidraw-diagram-generator/SKILL.md |
| Skill name | excalidraw-diagram-generator |
| GitHub stars | 40,889 |
| Installs on skills.sh | 6 |
| License | MIT |
| Skills in repo | 7 |
| Plugin marketplace | no |
| Official | yes |
| Works with | Claude Code, GitHub Copilot |
| Category | Coding |
| Last commit | Nov 6, 2026 |

## When it triggers

- Use when asked to "create a diagram", "make a flowchart", "visualize a process", "draw a system architecture", "create a mind map", or "generate an Excalidraw file".
- "create a diagram"
- "make a flowchart"
- "visualize a process"
- "draw a system architecture"
- "create a mind map"
- "generate an Excalidraw file"

## Add this skill

### Claude Code

```sh
git clone --depth 1 https://github.com/github/awesome-copilot.git
cp -r awesome-copilot/skills/excalidraw-diagram-generator ~/.claude/skills/excalidraw-diagram-generator   # personal, or .claude/skills in a project
```

In the Claude apps, zip the skill folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).

### ChatGPT / Codex

```sh
git clone --depth 1 https://github.com/github/awesome-copilot.git
cp -r awesome-copilot/skills/excalidraw-diagram-generator .agents/skills/excalidraw-diagram-generator   # repo; ~/.agents/skills for all projects
```

### Cursor

```sh
git clone --depth 1 https://github.com/github/awesome-copilot.git
cp -r awesome-copilot/skills/excalidraw-diagram-generator .cursor/skills/excalidraw-diagram-generator   # project; ~/.cursor/skills for all projects
```

Sources (checked 2026-10-07): https://code.claude.com/docs/en/skills, https://support.claude.com/en/articles/12512180-using-skills-in-claude, https://learn.chatgpt.com/docs/build-skills, https://cursor.com/docs/context/skills

skills.sh listing: https://www.skills.sh/github/awesome-copilot/excalidraw-diagram-generator

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