buhe/langchain-swift

Operates as a pure client-side library with no server dependency, supporting multiple LLM backends including OpenAI, local GGUF models via Metal acceleration, and services like Ollama, LM Studio, and Baidu LLM. Provides composable chains for RAG workflows through vector store integration (Supabase with pgvector), document loaders, text splitters, and retrieval-based QA systems. Built with Swift Package Manager support and async/await concurrency patterns for seamless Apple platform integration.

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