Compare
RAG Tools Compared
Top RAG tools compared on pricing, open-source status, popularity, and license.
| Tool | Pricing | Open source | Popularity | License | Score |
|---|---|---|---|---|---|
| needle | Open source | Yes | GitHub stars 12,414 | Apache-2.0 | 100 |
| llama_index | Open source | Yes | GitHub stars 52,304 | MIT | 100 |
| ruflo | Open source | Yes | GitHub stars 73,039 | MIT | 100 |
| awesome-llm-apps | Open source | Yes | GitHub stars 139,356 | Apache-2.0 | 100 |
| qdrant | Open source | Yes | GitHub stars 34,730 | Apache-2.0 | 100 |
| langchain4j | Open source | Yes | GitHub stars 13,139 | Apache-2.0 | 100 |
| NemoClaw | Open source | Yes | GitHub stars 22,531 | Apache-2.0 | 100 |
| pydantic-ai | Open source | Yes | GitHub stars 20,144 | MIT | 100 |
| unstructured | Open source | Yes | GitHub stars 15,468 | Apache-2.0 | 100 |
| opik | Open source | Yes | GitHub stars 22,207 | Apache-2.0 | 100 |
Favor tools with clear retrieval APIs and solid open-source communities if you are building production RAG. Hosted options help when you want less ops overhead.