Pavlo Ustymenko developed a modular graph visualization solution for the DataSQRL/sqrl repository by extracting the existing graph rendering logic into a standalone NPM package, @datasqrl/dag-visualization. He refactored the application to remove direct dependencies on Cytoscape.js and Dagre.js, updating the front-end codebase to consume the new library through HTML and JavaScript. This approach improved the maintainability and reusability of the graph rendering component, enabling easier integration in future projects. Pavlo’s work focused on front-end development and package management, delivering a cleaner architecture that decouples visualization logic from the core application for streamlined future enhancements.