Developer and AI tools
167 tools ranked by real usage. Stats updated 46 minutes ago.
| Tool | Pricing | GitHub stars | npm a week | Last release |
|---|---|---|---|---|
| LangChainOpen source framework for building applications with language models, paired with the LangSmith platform. | Freemium | 148k | 3.7M | 7 hours ago |
| LlamaIndexOpen source data framework for connecting language models to your own data, plus a paid parsing platform. | Freemium | 52.5k | 159k | 3 weeks ago |
| DSPyPython framework from Stanford NLP for programming language model systems instead of writing prompts. | Open source | 38.7k | None | 4 days ago |
| HaystackOpen source Python framework from deepset for building LLM applications, RAG pipelines and agents. | Open source | 26.8k | None | 1 day ago |
