AI Plugin IndexMermaid Grammer Inspector MCP vs draw.io
Mermaid Grammer Inspector MCP and draw.io are both design MCP servers. draw.io scores higher (100 vs 35 out of 100). draw.io has more GitHub stars (5.7k), and draw.io was updated more recently (5 days ago). The table compares them side by side.
| Mermaid Grammer Inspector MCP | draw.io | |
|---|---|---|
| Score | 35 / 100 | 100 / 100 |
| What it does | A Model Context Protocol (MCP) server for validating Mermaid diagram syntax and providing comprehensive grammar checking capabilities | Create draw.io diagrams in chat from Mermaid or XML, shown live and interactive. 10,000+ shapes. |
| Publisher | Verified: npm:@betterhyq | Verified: draw.io |
| Grades | Licence A, Quality C | Maintenance A, Licence A, Quality A |
| npm downloads a week | 8 | 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 | 0 | 5,662 |
| Last commit | 19 Oct 2026 | |
| Licence | MIT | Apache-2.0 |
| Listed since | 20 Oct 2026 | 19 Oct 2026 |
| Install Mermaid Grammer Inspector MCP | Install draw.io |
Questions
Is Mermaid Grammer Inspector MCP or draw.io more popular?
draw.io has more GitHub stars: 5,662.
Can I use Mermaid Grammer Inspector 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.