If you think "building AI apps = writing tons of Python code," Dify is about to change your mind. Launched in 2023, Dify has exploded to 80,000+ GitHub stars and over 1 million deployed applications in just three years. It went from "dark horse" to "de facto standard for low-code AI development" — and fast. But what exactly is it? What makes it so popular? And why should you care? As a new user who has been using Dify since version 1.10.0, today I will try to explain this platform to you clearly. What Dify Actually Is Official definition: Dify is an open-source LLM app development and operations platform. The name stands for D o I t F or Y ou. In plain English: Dify lets you build AI applications using a visual drag-and-drop interface — all inside your browser. You can create an app with RAG-powered knowledge bases, agent tool-calling, and multi-step workflows without writing a single line of frontend or backend code.…