This talk showcases the versatility of interactive diagrams in modern data visualization - from process automation and agent orchestration to workflow systems, industrial operations, and even book writing (?). We’ll explore and compare open-source libraries and resources that make it easy to start building your own diagramming interfaces. Along the way, you’ll discover practical tips to enhance usability and visual appeal, making your data visualization solutions more intuitive and accessible to non-technical users. Whether you’re a data visualization enthusiast or a software engineer, you’ll learn why interactive diagrams are becoming one of the most exciting emerging trends in the field.