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Posted on Originally published at theagenticleaderboard.com

The Monday Drop — Top Open-Source AI Agents, Week of 2026-09-21

The Monday Drop — the weekly snapshot of the top open-source AI agents, auto-generated by The Agentic Leaderboard.

This week cline holds #1 with a score of 87.8. 4 new agents entered the Top 100 and 0 were built in the last 7 days.

This Week's Top 10

Rank Agent Score Category
#1 cline 87.8 Coding & Software Engineering
#2 scientific-agent-skills 87.1 Research & Reasoning
#3 ECC 87.0 Agent Framework
#4 AutoGPT 87.0 Autonomous Agent
#5 openclaw 86.7 Browser & Computer Use
#6 n8n 86.6 Workflow Orchestration
#7 cherry-studio 86.6 Chatbot & Conversational
#8 dify 86.5 Workflow Orchestration
#9 langchain 86.3 Agent Framework
#10 page-agent 86.3 Browser & Computer Use

Movers

  • 📈 qlib rank 87 → 79 (+8) · score 83.7
  • 📈 langgraph rank 41 → 35 (+6) · score 84.9
  • 📈 signoz rank 53 → 48 (+5) · score 84.6
  • 📉 agentic-awesome-skills rank 2 → 22 (-20) · score 85.4
  • 📉 gpt-researcher rank 59 → 67 (-8) · score 84.1
  • 📉 UI-TARS-desktop rank 73 → 80 (-7) · score 83.7

New to the Top 100

  • caveman — #17 (Coding & Software Engineering)
  • edict — #63 (Agent Framework)
  • cs249r_book — #75 (Research & Reasoning)

See the full ranked Top 100, methodology, and weekly archive at theagenticleaderboard.com. This issue: https://www.theagenticleaderboard.com/weekly/2026-09-21.

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