Vexlio

PlantUML is a powerful and flexible open source tool that allows users to create UML diagrams using simple text descriptions. It supports various diagram types, including sequence, use case, class, component, state, and activity diagrams. PlantUML also extends beyond traditional UML with support for other diagram types such as Gantt charts, mind maps, and entity-relationship diagrams. The platform uses a straightforward syntax to generate high-quality diagrams, making it easy for developers, system architects, and project managers to visualize complex systems and processes. Users can export diagrams in multiple formats like PNG, SVG, LaTeX, and ASCII art. PlantUML is compatible with a range of tools and integrates seamlessly into documentation workflows, enhancing productivity for teams and individuals.

MyDraw is one of the most advanced diagramming and vector graphics drawing tools available today. MyDraw is an easy, affordable yet powerful tool that can help you create a large number of diagrams including flowcharts, organizational charts, mind maps, infographics, network diagrams, floor plans, family tree diagrams, business model diagrams, flyers, newsletters, and many more. MyDraw is cross-platform and works on both Windows and macOS. It also features class-leading Microsoft Visio® compatibility that allows you to both import and export files from different Visio formats. The software is packed with advanced features such as advanced drawing tools, unrivaled text and table formatting options, automatic layouts, import and export to various image formats (PDF, SVG, JPEG, BMP, etc.), smart shapes and connectors, and others. The software also includes a vast number of ready-made templates and thousands of shapes that help you get inspired and be more productive.