
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.
Diagramo is an online flowchart software - diagrams (create, edit and share) - organization charts (create, edit and share) - network diagrams (create, edit and share) - graphs (create, edit and share)
Diagramo is an online flowchart software
diagrams (create, edit and share) organization charts (create, edit and share) network diagrams (create, edit and share) graphs (create, edit and share)
web-based flowchart html5-based graphs export-to-png
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
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