Introduction

draw.io (now known as diagrams.net) is a versatile and free diagramming application that supports creating professional flowcharts, UML diagrams, ER diagrams, and network maps. Available as both a web app and desktop app, it is widely used by developers, students, and organizations for visual communication.

Key Features

Cross-Platform

Available on Windows, macOS, Linux, and as a browser-based app without installation.

Collaboration & Cloud Integration

Seamlessly integrates with Google Drive, OneDrive, GitHub, Dropbox, and other storage services, enabling real-time collaboration.

Extensive Diagram Templates

Provides a wide variety of templates and shapes for flowcharts, business models, UML, and network diagrams.

Offline Support

The desktop version allows working offline with full functionality.

Security & Privacy

All diagrams are stored locally or in a preferred cloud storage, giving users control over their data.

Conclusion

draw.io (diagrams.net) is a powerful, open-source alternative to paid diagramming tools. Its integration with cloud platforms, wide diagram support, and collaboration features make it a top choice for professionals, educators, and students.