Diagrams is described as 'Increase understanding of your structures and processes by visualizing them with Diagrams, the brand new diagram editor for Mac!' and is a Diagram Editor in the Office & Productivity category. There are more than 10 alternatives to Diagrams for a variety of platforms, including Mac, Windows, Linux, Online / Web-based and Chrome OS. The best alternative is diagrams.net, which is both free and Open Source. Other great apps like Diagrams are yEd Graph Editor (Free), LibreOffice - Draw (Free, Open Source), Microsoft Office Visio (Paid) and Google Drive - Drawings (Free).
Clickcharts flowchart software allows for easy drawing of diagrams and flowcharts to provide a way of organising and displaying data. Lay out your ideas, organisation and processes or create UML, Venn or mind map diagrams with this flow diagram maker.
Diagrammix is a tool for efficiently building attractive diagrams. If you are an office worker, developer, manager, supervisor, student or home user you can draw almost anything in extremely simple and intuitive way.