RyanAlberts/best-of-Agent-Harnesses: A Weekly-Scored Ranked List of 100+ Agent Harnesses

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best-of-Agent-Harnesses (Python, 100 stars) is a ranked, weekly-updated list of 100+ agent harnesses, scored across the agent-framework / agentic-ai space. The very existence of a dedicated, continuously-scored leaderboard signals that 'agent harness' has consolidated into a distinct, crowded product category in 2026. Useful as a navigation/triage resource for builders trying to choose among the proliferation of harness projects.