AI Plugin Indexmermaid-mcp-app vs GitDiagram
mermaid-mcp-app and GitDiagram are both design MCP servers. GitDiagram scores higher (100 vs 25 out of 100). GitDiagram has more GitHub stars (18k), and GitDiagram was updated more recently (10 days ago). The table compares them side by side.
| mermaid-mcp-app | GitDiagram | |
|---|---|---|
| Score | 25 / 100 | 100 / 100 |
| What it does | MCP App that renders Mermaid diagrams as interactive UI in Claude, VS Code and other MCP clients | Architecture diagrams, explanations and Mermaid source for public GitHub repositories. |
| Publisher | Community: finfin | Verified: gitdiagram.com |
| Grades | Maintenance D, Licence F, Quality C | Maintenance A, Licence A, Quality A |
| npm downloads a week | Not on npm | 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 | 1 | 18,323 |
| Last commit | 25 Mar 2026 | 14 Oct 2026 |
| Licence | None found | MIT |
| Listed since | 19 Oct 2026 | 19 Oct 2026 |
| Install mermaid-mcp-app | Install GitDiagram |
Questions
Is mermaid-mcp-app or GitDiagram more popular?
GitDiagram has more GitHub stars: 18,323.
Can I use mermaid-mcp-app and GitDiagram together?
Yes. AI assistants can load several MCP servers at once. Install both and the assistant picks the right one for each task.