These tools competes with

RAGFlowvsHaystack

Deep-document-understanding RAG engine with visual pipeline editor versus Composable NLP and LLM pipeline framework

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Choose RAGFlow when…

  • •Your RAG pipeline ingests complex PDFs with tables and figures
  • •You want a visual no-code pipeline editor for RAG workflows
  • •You need document understanding beyond simple text chunking

Choose Haystack when…

  • •You're building search-first or RAG pipelines in Python
  • •Deepset's enterprise search DNA fits your use case
  • •You need flexible document processing pipelines

Side-by-side comparison

Field
RAGFlow
Haystack
Category
Pipelines & RAG
Pipelines & RAG
Type
Open Source
Open Source
Free Tier
✓ Yes
✓ Yes
Pricing Plans
Cloud: $0.01/page
deepset Cloud: Custom
GitHub Stars
⭐ 40,000
⭐ 18,000
Health
●80 — Active
●100 — Active

RAGFlow

Open-source RAG engine built on deep document understanding — handles tables, figures, and complex layouts in PDFs that chunk-based RAG misses. Includes a visual DAG pipeline editor for building extraction and retrieval workflows. One of the fastest-growing RAG projects of 2025 with 40K+ GitHub stars.

Website ↗GitHub ↗

Haystack

deepset's open-source framework for building production NLP and LLM pipelines. Strong focus on RAG, search, and document AI use cases.

Website ↗GitHub ↗

Shared Connections2 tools both integrate with

LangChainLlamaIndex

Only RAGFlow (2)

HaystackOpenAI API

Only Haystack (3)

QdrantPineconeRAGFlow

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See how RAGFlow and Haystack fit into the bigger picture — 235 tools, 543 relationships, all mapped.

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