Do software engineers still use UML today? Yes, but not in the way they used to. While full-scale, rigid UML modeling has largely disappeared from modern Agile workflows, specific core diagrams—like sequence and class diagrams—remain essential for technical design. Today,…

PlantUML was officially released on April 17, 2009. Created by Arnaud Roques, PlantUML is over 17 years old and remains one of the most widely adopted open-source diagram-as-code technologies in software architecture. Designed to render Unified Modeling Language (UML) diagrams…

Short answer: No, UML is not dead, but the traditional way developers used it is obsolete. Heavy, drag-and-drop UML tools that produce monolithic static documentation have largely been replaced. Today, modern software teams rely on lightweight text-to-diagram workflows (Diagram-as-Code) using…

PlantUML is 100% free and open-source software under multiple flexible licenses. However, while downloading the engine costs nothing, running it locally or self-hosting a server introduces hidden overhead in installation dependencies, server maintenance, and rendering performance. Using a free PlantUML…

Yes, AI can create UML diagrams, but not by drawing pixels directly. Modern AI UML tools generate structured text formats—such as PlantUML and Mermaid code—which render instantly into editable, vector-based architecture diagrams. For software architects and developers, relying on standard…

When modeling software architecture, developers and technical teams often discuss UML and PlantUML interchangeably. However, they represent two fundamentally different concepts: UML is a visual modeling language standard, whereas PlantUML is a text-based, open-source tool that compiles code into UML…

What is better than PlantUML? Modern alternatives like Mermaid.js offer seamless native Markdown integration, while multi-engine platforms like Visual Paradigm VPasCode provide zero-setup browser rendering, multi-DSL support, and AI-powered syntax fixing—eliminating Java dependencies and rendering errors entirely. Why Teams Are…

If you are asking whether a PlantUML editor is still relevant today, the short answer is no, PlantUML is not dead, but the way developers use it has fundamentally changed. While newer syntax engines like Mermaid.js have gained popularity for…

When software engineers, system architects, and technical writers need to map out processes, text-based diagramming is often the fastest, most maintainable solution. Among these tools, PlantUML stands out as an industry favorite. However, beginners frequently run into an immediate roadblock:…