AI Plugin IndexSummer Engine vs MCP Registry Server
Summer Engine and MCP Registry Server are both ai and llm tools MCP servers. MCP Registry Server scores higher (94 vs 86 out of 100). MCP Registry Server has more GitHub stars (7.4k), and Summer Engine was updated more recently (4 days ago). The table compares them side by side.
| Summer Engine | MCP Registry Server | |
|---|---|---|
| Score | 86 / 100 | 94 / 100 |
| What it does | The game engine built for AI. Any agent makes a multiplayer game and publishes it. | Publish and discover MCP servers via the official MCP Registry. Powered by HAPI MCP server. |
| Publisher | Community: summerengine | Verified: mcp.com.ai |
| Grades | Maintenance A, Licence A, Quality B | Maintenance A, Licence F, Quality A |
| npm downloads a week | 3,706 | Not on npm |
| Runs | Local and remote | 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 | 84 | 7,381 |
| Last commit | 19 Oct 2026 | 14 Oct 2026 |
| Licence | MIT | NOASSERTION |
| Listed since | 19 Oct 2026 | 19 Oct 2026 |
| Install Summer Engine | Install MCP Registry Server |
Questions
Is Summer Engine or MCP Registry Server more popular?
MCP Registry Server has more GitHub stars: 7,381.
Can I use Summer Engine and MCP Registry Server together?
Yes. AI assistants can load several MCP servers at once. Install both and the assistant picks the right one for each task.