Stacks
263 developer and AI tools: weekly downloads from PyPI, npm, crates.io, Docker Hub, Homebrew and VS Code, GitHub stars and releases.
263 developer and AI tools: weekly downloads from PyPI, npm, crates.io, Docker Hub, Homebrew and VS Code, GitHub stars and releases.
| LangGraph | CrewAI | |
|---|---|---|
| Category | Agent frameworks & LLM SDKs | Agent frameworks & LLM SDKs |
| Stars | 43.6k | 59.9k |
| Stars this week | – | – |
| Weekly downloads | 16.1M | 668.6k |
| Downloads vs 4 weeks before | +6% | +14% |
| Downloads from | npm, pypi | pypi |
| Releases (90 days) | 29 | 24 |
| Last release | 2026-10-19 | 2026-10-14 |
| Language | Python | Python |
| Archived | no | no |
| Tool | Category | Downloads / wk | Change | Stars | Stars this week | Releases (90d) | Trend |
|---|---|---|---|---|---|---|---|
| Unstructured | RAG, search & vector databases | 641.2k | +4.0% | 15.6k | — | 17 | |
| pgvector | RAG, search & vector databases | 9.1M | +17.1% | 23.4k | — | 0 | |
| MarkItDown | RAG, search & vector databases | 3.9M | +16.3% | 191.3k | — | 4 | |
| Chroma | RAG, search & vector databases | 2.2M | +15.4% | 29.5k | — | 0 | |
| GraphRAG | RAG, search & vector databases | 16.2k | +29.7% | 36.4k | — | 3 | |
| Qdrant | RAG, search & vector databases | 3.6M | +13.0% | 35.2k | — | 3 | |
| LightRAG | RAG, search & vector databases | 34.1k | +12.0% | 40.2k | — | 5 | |
| Docling | RAG, search & vector databases | 849.6k | +17.4% | 69.2k | — | 31 | |
| OpenSearch | RAG, search & vector databases | 8.9M | −0.7% | 13.9k | — | 3 | |
| sentence-transformers | RAG, search & vector databases | 5.1M | −1.8% | 19.2k | — | 4 | |
| FAISS | RAG, search & vector databases | 2.8M | −4.4% | 41.2k | — | 2 | |
| Pinecone SDK | RAG, search & vector databases | 1.7M | −6.6% | 453 | — | 2 | |
| Firecrawl | RAG, search & vector databases | 2.5M | −7.3% | 193.5k | — | 0 | |
| Crawl4AI | RAG, search & vector databases | 316k | +4.9% | 85.9k | — | 3 | |
| FlagEmbedding | RAG, search & vector databases | 110.7k | −9.8% | 12.3k | — | 2 | |
| Elasticsearch | RAG, search & vector databases | 8.2M | +3.5% | 78.3k | — | 14 | |
| txtai | RAG, search & vector databases | 2.6k | −26.0% | 13k | — | 3 | |
| LanceDB | RAG, search & vector databases | 2.2M | −19.9% | 11.7k | — | 65 | |
| Milvus | RAG, search & vector databases | 734.2k | −13.6% | 46.5k | — | 10 | |
| Vespa | RAG, search & vector databases | 117.1k | −34.9% | 7.1k | — | 13 | |
| Weaviate | RAG, search & vector databases | 1.3M | −41.0% | 16.9k | — | 38 | |
| Meilisearch | RAG, search & vector databases | — | — | 59.6k | — | 15 | |
| RAGFlow | RAG, search & vector databases | — | — | 92.5k | — | 5 | |
| Typesense | RAG, search & vector databases | — | — | 27k | — | 0 |