Python · CC-BY-SA-4.0
RyanAlberts/best-of-Agent-Harnesses
🏆 Ranked list of 187 AI agent harnesses, plus templates, playbooks, MCP, and learning resources. Rescored weekly.
★ 1.5k
Stars
99 forks · 11 open issues
+8.9/day
Growth · measured
Stars counted between two of our own snapshots roughly a week apart. The repository page gives the exact span.
43.0
Momentum / 100
see the breakdown below
8mo ago
Created
last push 4d ago
Star history
How this score was built
| Component | Weight | Earned | Why |
|---|---|---|---|
| Velocity | 55 | 19.0 | +8.9/day, log-scaled against a 750/day ceiling |
| Acceleration | 15 | 0.0 | last week ran 0.71× the monthly pace |
| Freshness | 15 | 14.9 | last push 4d ago; decays to zero at 180 days |
| Scale | 15 | 9.2 | 1.5k stars, log-scaled against 150k — stops a 3-star repo topping the board |
| Momentum | 100 | 43.0 | sum of the above |
Detail
| Topics | agent-frameworkagent-harnessagentic-aiagentsai-agentai-agent-frameworkai-agentsai-toolsawesome-listbest-of-listclaude-codecoding-agentsharnessharness-engineeringllmllm-agentsllm-frameworkllm-toolsmcpmodel-context-protocol |
| Matched on | AI Agents (agentic-ai) Agent Skills & MCP (llm-tools, model-context-protocol) Learning & Roadmaps (awesome-list) |
| Short window | +62 stars over 7 days = 8.9/day |
| Long window | +324 stars over 26 days = 12.5/day |
| Lifetime average | 6.01 stars/day over 243 days |
| First seen here | 2026-10-11 |
| Last read | 2d ago |