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Rivet vs Langflow: catalog facts
Rivet	Langflow
Free Free and open source, developed by Ironclad.	Free Free and open source under the MIT license.
Windows, macOS, Linux	Web, Self-hosted
Node-based graph editor for designing complex prompt chains Remote debugging of graphs running inside your application	Visual canvas plus built-in API and MCP server output Supports a large library of LLMs, vector databases and tools
Aimed at developers building LLM applications rather than end users Requires your own model provider setup to run graphs	Requires separate access to whichever LLM providers or local models you connect Complex workflows can require developer-level setup
Downloadable app	Self-hosted, Web application
Open source	Open source
License not stated	License: MIT
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 October 1, 2026	Official website Full listing and sources Checked September 22, 2026

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