OmniGraffle is described as 'Can help you make eye-popping graphic documents—quickly—by providing powerful styling tools, keeping lines connected to shapes even when they’re moved, and magically organizing diagrams with just one click' and is a very popular Diagram Editor in the office & productivity category. There are more than 100 alternatives to OmniGraffle for a variety of platforms, including Web-based, Windows, Mac, Linux and iPad apps. The best OmniGraffle alternative is draw.io, which is free. Other great apps like OmniGraffle are Penpot, Pencil Project, Excalidraw and LibreOffice - Draw.
Polinode is a tool that makes it easy to perform powerful network analysis. You can either upload your own network data or use the integrated relationship-based survey tool to collect data for you before analyzing and visualizing your networks.
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)...
Shapes is a simple, elegant diagramming app for OS X. Shapes gives you all of the most important features you need in a diagramming tool without all the extra cruft, and without breaking the bank!.
Professional business process modelling on Microsoft platforms. Instantly turn your Visio files into structured corporate model. Enterprise Explorer instantly reveals all corporate business objects and metadata behind your regular office files.
Holori diagramming tool helps DevOps and Cloud Architects design their architecture, estimate its cost and turn their dreamed architecture into a live infrastructure.
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.
Xfig is an interactive drawing tool which runs under X Window System Version 11 Release 4 (X11R4) or later, on most UNIX-compatible platforms, and e.g. under Darwin on the MacIntosh and any X server under Microsoft Windows.
AUDACE.ai revolutionizes innovation by providing AI-powered tools that streamline idea development, evaluation, and execution. It empowers innovation leaders, entrepreneurs, and project champions to refine their concepts, gain actionable insights, and prototype rapidly.
Serena Prototype Composer - the best agile application prototyping tool is now free! View the demo, take the product tour, or download it free today.
UMLGraph allows the declarative specification and drawing of UML class and sequence diagrams. The current features are part of an ongoing effort aiming to provide support for all types UML diagrams.
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