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Sim vs Dify: catalog facts
Sim	Dify
Freemium Open source to self-host; the hosted workspace is available with sales-led plans for…	Freemium Self-hosted deployment is free under its custom license; the managed cloud offering is…
Web, Self-hosted, Command line	Web, Self-hosted
Visual workflow canvas plus conversational and code building Hundreds of integrations and support for major LLMs	Visual builder covers workflows, RAG and agents in one workspace Can be fully self-hosted for data control
Organisation-focused features add complexity for solo use Advanced governance features point toward sales-led plans	Uses a custom source-available license rather than a standard OSI license Self-hosting still requires supplying your own model provider access
Web application, Self-hosted	Self-hosted, Web application
Open source	Closed source
License not stated	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 26, 2026	Official website Full listing and sources Checked September 22, 2026

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