Vexlio is described as 'Easily create precise and beautiful diagrams with automatic snapping, embedded LaTeX, and more' and is an app in the Photos & Graphics category. There are more than 10 alternatives to Vexlio for a variety of platforms, including Mac, Windows, Online / Web-based, Linux and Chrome OS. The best alternative is Inkscape, which is both free and Open Source. Other great apps like Vexlio are diagrams.net (Free, Open Source), yEd Graph Editor (Free), PlantUML (Free, Open Source) and Microsoft Office Visio (Paid).
An online diagramming tool with built-in productivity features to create diagrams faster. Draw flowcharts, mind maps, org charts, network diagrams, Venn diagrams and 50+ other diagrams types. Readymade templates to get started fast.
CADE is a compact but powerful 2D vector editor for Windows. It includes basic Microsoft Office Visio functionality and could be used to create diagrams, network diagrams, flowcharts, schemas, maps and so much more.
Ludigraphix is a geometry oriented vector drawing software where shapes are defined by points that can be shared with other shapes. This allow you to build complex shapes that can be manipulated in a lot of different ways.
Merge Plan is a user friendly diagram application. It is fully compatible with most diagram file formats. It is a great value in comparison to other diagram applications. It is part of Merge Soft Office.