AI Plugin IndexPrimer MCP vs draw.io
Primer MCP and draw.io are both design MCP servers. draw.io scores higher (100 vs 87 out of 100). draw.io has more GitHub stars (5.7k), and Primer MCP was updated more recently (2 days ago). The table compares them side by side.
| Primer MCP | draw.io | |
|---|---|---|
| Score | 87 / 100 | 100 / 100 |
| What it does | An MCP server that connects AI tools to the Primer Design System | Create draw.io diagrams in chat from Mermaid or XML, shown live and interactive. 10,000+ shapes. |
| Publisher | Verified: npm:@primer | Verified: draw.io |
| Grades | Maintenance A, Licence F, Quality A | Maintenance A, Licence A, Quality A |
| npm downloads a week | 7,224 | Not on npm |
| Runs | Local | Remote |
| Works with | Claude Code, Claude Desktop, Cursor, Codex, Gemini CLI, VS Code, Windsurf | Claude Code, Claude Desktop, Cursor, Codex, Gemini CLI, VS Code, Windsurf, ChatGPT |
| GitHub stars | 3,920 | 5,662 |
| Last commit | 20 Oct 2026 | 19 Oct 2026 |
| Licence | None found | Apache-2.0 |
| Listed since | 20 Oct 2026 | 19 Oct 2026 |
| Install Primer MCP | Install draw.io |
Questions
Is Primer MCP or draw.io more popular?
draw.io has more GitHub stars: 5,662.
Can I use Primer MCP and draw.io together?
Yes. AI assistants can load several MCP servers at once. Install both and the assistant picks the right one for each task.