The PlantText tool is an online tool for quickly creating UML (Unified Modeling Language) diagrams. Unlike most tools, PlantText can build diagrams without the use of a mouse because it is based on PlantUML markup language.

Graphs is described as 'Simple, yet powerful tool that allows you to plot and manipulate your data with ease. You can import data from two-column files or generate it via an equation. All data can be manipulated using a variety of operations such as the ability to select, cut, translate' and is an app in the photos & graphics category. There are more than 50 alternatives to Graphs for a variety of platforms, including Windows, Mac, Web-based, Linux and Self-Hosted apps. The best Graphs alternative is draw.io, which is free. Other great apps like Graphs are LibreOffice - Draw, yEd Graph Editor, Microsoft Visio and Mermaid.
The PlantText tool is an online tool for quickly creating UML (Unified Modeling Language) diagrams. Unlike most tools, PlantText can build diagrams without the use of a mouse because it is based on PlantUML markup language.



Theory Maker is a free web app by Steve Powell for making any kind of causal diagram, i.e. a diagram which uses arrows to say what contributes to what. You make the diagrams just by typing the names of the elements (called variables) in a structured way into a (resizeable)...




Linkurious provides a graph visualization and analysis platform used for fraud detection, anti-money laundering, intelligence or cybersecurity. Easy to deploy and highly extensible, Linkurious Enterprise makes it easy to uncover insights hidden in complex connected data.


Social Network Visualizer (SocNetV) is a cross-platform, user-friendly application for the analysis and visualization of Social Networks in the form of mathematical graphs, where vertices depict actors/agents and edges represent their relations.




Diagrams is a powerful, flexible, declarative domain-specific language for creating vector graphics, using the Haskell programming language.




A graphical editor for dot files for use with GraphViz to generate diagrams.




blockdiag and its family generate diagram images from simply text file.
Features:
Supports many types of diagrams block diagram (w/ blockdiag) sequence diagram (w/ seqdiag) activity diagram (w/ actdiag) logical network diagra.

Asymptote is a powerful descriptive vector graphics language that provides a natural coordinate-based framework for technical drawing. Labels and equations are typeset with LaTeX, for high-quality PostScript output.
KeyLines is a JavaScript toolkit used by developers to build powerful network visualization applications, quickly.




Diagrams is a native diagram editor for macOS. With this productivity tool you can create beautiful, structured diagrams.



