
yEd Graph Editor
yEd is a powerful diagram editor that can be used to quickly create diagrams manually or import external data for analysis and auto-magically arrange even large data sets by just pressing a button.
Online diagram and flowchart software that supports Microsoft Visio import and can work on any operating system.
lucidchart is an online diagram and flowchart software that supports microsoft office visio import and can work on any operating system. the easiest way to draw flowcharts, wireframes, uml diagrams, network diagrams, mind maps, iphone mockups, site maps and more. work together in real time with your team and clients! along with the online version, lucidchart also has a downloadable solution that runs on mac, windows and linux; this enables offline editing at any time!
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web-based real-time-collaboration save-as-pdf team-collaboration flowchart uml charts diagramming flow-chart-creator generic-diagrams html5-based mind-mapping mockups prototyping sequence-diagrams sitemap-generator uml-diagrams visual-collaboration wireframing
yEd is a powerful diagram editor that can be used to quickly create diagrams manually or import external data for analysis and auto-magically arrange even large data sets by just pressing a button.
Free Mac OS X Windows Linux BSD Web
Draw lets you produce anything from a quick sketch to a complex plan, and gives you the means to communicate with graphics and diagrams.
Free Open Source Mac OS X Windows Linux BSD
ConceptDraw PRO v11 is the only product that supports Visio legacy, runs on macOS and Windows, and is a perpetual license. Import/Export VDX, VSDX, VSSX and Import VSD, VSS files.
Commercial
ConceptDraw MINDMAP, a leading mind map product, includes a comprehensive set of capabilities for designing and building timesaving mind maps and presentations.
Commercial Mac OS X Windows
A Powerful idea processor.It's Open Source and Freeware. Create UML Diagrams, Network Diagrams, Flowcharts and many other types of diagrams with the versatile...
Free Open Source Windows Linux