Dify is the production platform. It built RAG as a first-class concept rather than bolting it on top of LangChain, which means knowledge bases, multi-step retrieval, and citation tracking are integrated into the workflow canvas from the start. The TypeScript fullstack simplifies operations because your orchestration runtime and your admin UI live in the same codebase. If you are shipping a customer-facing agent or workflow today and want commercial support available, Dify is the right bet.
Flowise and Langflow are the experimentation platforms. Flowise wins on time-to-first-prototype because the node editor is familiar to anyone who has used a visual programming tool. Langflow wins if your team lives in Python and wants to drop into code inside the visual flow without forking the entire runtime. Both are excellent for internal automation, research, and rapid iteration before committing to a production stack.
For most teams, the answer is not singular. Start with Flowise or Langflow to prove the workflow works, then migrate to Dify once you need RAG, multi-agent orchestration, versioning, or commercial reliability. The visual patterns are similar enough that the rework is light. Use Dify if you need those things from day one. Use Flowise or Langflow if you need to prove value before investing in production infrastructure.