Gliffy is a free Web-based diagramming tool that can greatly assist IT departments in preparing software and network documentation. Investigate Gliffy as a free and practical alternative to Microsoft Visio.

Belonging to the Web 2.0 era of online collaborative technologies, Gliffy has been developed by Gliffy Inc. as a platform-independent and fully-functional diagramming solution. Although it does not support the Microsoft Visio VSD format, key features of Gliffy include:

• Web-based drawing. As a free online application, Gliffy is accessible from any Web browser, eliminating common desktop software and licensing cost and maintenance issues. Diagrams are stored online and can also be exported in JPEG, SVG, and PNG formats.           
• Sharing and collaboration. By specifying e-mail addresses, a user can add collaborators to their diagram, and track changes that are input by individuals as edits are made. Additionally, diagrams and thumbnails can be published and embedded as dynamic content within a Web page...