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LangChain vs Haystack
Side by side, from Local-AI Stack Directory: 40 Self-Hosted LLM & Vector-DB Tools, Verified Specs . Details: LangChain · Haystack
LangChain Haystack category RAG framework RAG framework license MIT Apache-2.0 min_ram_gpu depends on backend model depends on backend model offline_capable yes (with local models) yes (with local models) maturity mature, very active mature, active source_url source source notes Orchestration library, model-agnostic Pipeline framework for search/QA checked_on 2026-09-12 2026-09-12
The full verified table: Local-AI Stack Directory: 40 Self-Hosted LLM & Vector-DB Tools, Verified Specs — 40 rows, CSV + JSON, every row with a checked source.
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