🧩 Agent Skills & Libraries — Behavior-Based Ranking
Updated: 2026-08-10
How to read this table
| Column | Meaning |
|---|---|
| Used-By | Code-search manifest references: "<name>" filename:package.json OR filename:requirements.txt OR filename:pyproject.toml |
| Stars | stargazerCount |
| Δ Stars | Change since previous snapshot |
| Score | 0.35·log(1+deps) + 0.25·log(1+stars) + 0.2·log(1+Δstars) + 0.2·log(1+forks) |
Top 30
| # | Repo | Used-By | Stars | Forks | Δ Stars | Score |
|---|---|---|---|---|---|---|
| 1 | langchain-ai/langchain | 342,528 | 143,831 | 23,961 | +243 | 10.546 |
| 2 | langchain-ai/langgraph | 108,288 | 39,327 | 6,606 | +249 | 9.566 |
| 3 | microsoft/autogen | 66,432 | 60,337 | 9,090 | +54 | 9.263 |
| 4 | crewAIInc/crewAI | 16,832 | 56,878 | 8,109 | +156 | 8.954 |
| 5 | agno-agi/agno | 53,504 | 41,638 | 5,749 | +27 | 8.868 |
| 6 | run-llama/llama_index | 10,320 | 51,516 | 7,898 | +77 | 8.613 |
| 7 | modelcontextprotocol/python-sdk | 12,128 | 23,954 | 3,764 | +33 | 8.164 |
| 8 | pydantic/pydantic-ai | 7,424 | 19,181 | 2,496 | +69 | 7.999 |
| 9 | mastra-ai/mastra | 5,904 | 27,062 | 2,603 | +58 | 7.979 |
| 10 | langgenius/dify | 78 | 151,897 | 23,977 | +265 | 7.646 |
| 11 | vercel/ai | 1,106 | 26,103 | 4,934 | +45 | 7.462 |
| 12 | modelcontextprotocol/typescript-sdk | 2,372 | 13,108 | 2,064 | +19 | 7.216 |
| 13 | openai/openai-agents-python | 110 | 28,516 | 4,473 | +59 | 6.713 |
| 14 | anthropics/skills | 1 | 167,266 | 19,957 | +494 | 6.471 |
| 15 | jina-ai/serve | 0 | 21,862 | 2,241 | 0 | 4.041 |
| 16 | cohere-ai/cohere-toolkit | 0 | 3,178 | 427 | 0 | 3.228 |