Org chart software is an interactive visualization tool that illustrates the structure of an organization, highlighting hierarchy and relationships between departments and individuals. The best organizational chart software offers customization, collaboration features, data integration, scalability, and overall user experience. Lucidchart is considered the best all-around org chart software due to its intuitive interface, comprehensive template library, and excellent collaboration features. Other notable mentions include draw.io for small businesses on a budget, Ingentis org.manager for enterprise businesses, Organimi for startups, Factorial for streamlining workflow, Creately for remote teams, and Pingboard for growing companies. When choosing the right software, it's essential to consider your broader needs and ensure that the tool integrates with other apps in your tech stack to maximize operational efficiency and interdepartmental collaboration.