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Langflow vs Rivet: catalog facts
Langflow	Rivet
Free Free and open source under the MIT license.	Free Free and open source, developed by Ironclad.
Web, Self-hosted	Windows, macOS, Linux
Visual canvas plus built-in API and MCP server output Supports a large library of LLMs, vector databases and tools	Node-based graph editor for designing complex prompt chains Remote debugging of graphs running inside your application
Requires separate access to whichever LLM providers or local models you connect Complex workflows can require developer-level setup	Aimed at developers building LLM applications rather than end users Requires your own model provider setup to run graphs
Self-hosted, Web application	Downloadable app
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 October 1, 2026

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