Entity Relation Diagrams generation tool
JavaScript client-side editor for general diagramming & whiteboarding
Display dynamic, automatically organised, customizable network views
Visual programming for developers. Includes a VS Code extension
Graphical language server platform for building web-based diagram
an Open Source BPMN 2.0 / DMN 1.1 Modeler
Free software for making Flow chart, Mind map, Gantt chart, Whiteboard
Qt Visual Graph Editor
Circuit diagram editor with device editor
Ladder editor and debugger
E-XD++ Diagram Control for C/C++, .NET, the professional Diagram.
An editor for the specification of Graphol ontologies
show and edit eulumdat files
An advance document editor
Easy Tools of PDF, Image, File, Network, Data, and Medias
Open source PLC IEC61131 Software Componet with c++ source codes
power system configuration and simulation, c/c++ and .NET
A set of trafficlight shapes to use in your diagrams in DIA
E-XD++ UML Control for C/C++, C# and .NET, it can be used within Delph
Analog \ digital circuit design and simulation source code
small console GML or graphviz DOT graph viewer
Digital timing diagram rendering engine