AI Plugin IndexAI Rulez vs Harness
AI Rulez and Harness are both ai and llm tools MCP servers. Harness scores higher (95 vs 86 out of 100). Harness has more GitHub stars (1.3k), and AI Rulez was updated more recently (3 days ago). The table compares them side by side.
| AI Rulez | Harness | |
|---|---|---|
| Score | 86 / 100 | 95 / 100 |
| What it does | Author, generate, validate and govern AI agent rules, skills, plugins and MCP configuration across 52 coding assistants. Review with verified model evidence, evaluate skills, lock and sign dependencies, and publish bundles. CLI, MCP server and Go API. | Start Claude Code and Codex agents the person can watch, wait for them and read their answers. |
| Publisher | Verified: npm:ai-rulez | Verified: harness.autonomous.ai |
| Grades | Maintenance A, Licence A, Quality B | Maintenance A, Licence A, Quality A |
| npm downloads a week | 4,916 | Not on npm |
| Runs | Local | Local |
| Works with | Claude Code, Claude Desktop, Cursor, Codex, Gemini CLI, VS Code, Windsurf | Claude Code, Claude Desktop, Cursor, Codex, Gemini CLI, VS Code, Windsurf |
| GitHub stars | 163 | 1,320 |
| Last commit | 20 Oct 2026 | 19 Oct 2026 |
| Licence | MIT AND Apache-2.0 AND Unicode-3.0 | MIT |
| Listed since | 20 Oct 2026 | 19 Oct 2026 |
| Install AI Rulez | Install Harness |
Questions
Is AI Rulez or Harness more popular?
Harness has more GitHub stars: 1,320.
Can I use AI Rulez and Harness together?
Yes. AI assistants can load several MCP servers at once. Install both and the assistant picks the right one for each task.