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Langflow vs RAGFlow: catalog facts
Langflow	RAGFlow
Free Free and open source under the MIT license.	Free Free and open source to self-host.
Web, Self-hosted	Web, Self-hosted
Visual canvas plus built-in API and MCP server output Supports a large library of LLMs, vector databases and tools	Ingestion pipeline for many document and data formats Hybrid vector and full-text search with re-ranking
Requires separate access to whichever LLM providers or local models you connect Complex workflows can require developer-level setup	Server setup is more involved than a desktop chat app Geared toward teams and organisations more than individuals
Self-hosted, Web application	Self-hosted
Open source	Open source
License: MIT	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.