Top 52 Diagramming Software SaaS Companies in May 2026

As of May 2026, there are 52 SaaS companies in Diagramming Software. They have combined revenues of $580.1M and employ 3K people. They have raised $865.3M and serve 141.2M customers combined.

Diagramming software is a category of applications designed to create visual representations of information, processes, or systems. These tools empower users to produce diagrams, flowcharts, and other visual aids that facilitate understanding and communication of complex ideas. Primary use cases include project planning, organizational chart creation, network design, and illustrating workflows or processes. Typical features of diagramming software include drag-and-drop interface elements, customizable templates, collaboration capabilities, and integration with other productivity tools. The common buyer personas for these solutions span a diverse range of sectors, including business analysts, project managers, educators, and IT professionals, who leverage these diagrams to enhance clarity and effectiveness in their work. Users often require visualization software to better present data and concepts, enabling stronger decision-making and collaboration across teams. With the ability to share and co-edit diagrams in real-time, this software fosters a more interactive approach to brainstorming and problem-solving among colleagues and stakeholders.