Shapes
Shapes is a simple, elegant diagramming app for OS X.
16 Alternatives To Shapes
Bizagi Modeler
Business Process Modeling Software. Bizagi BPM software puts simplicity first.
Dia
Dia is a GTK+ based diagram creation program for GNU/Linux, MacOS X, Unix, and Windows, and is released under the GPL license.
Gliffy
Gliffy is a powerful HTML5 online diagram maker. Create a flow chart, network diagram, UML diagram, organizational chart or wireframe with ease.
Google Drive
Access and sync your files anywhere
Grafio
Venn diagrams, mind maps, take notes, sketches and do other diagrams.
Graphviz
Graphviz is open source graph visualization software. It has several main graph layout programs.
LucidChart
LucidChart is the missing link in online productivity suites. LucidChart allows users to create, collaborate on, and publish attractive flowcharts and other diagrams from a web browser.
MindNode
Delightful Mind Mapping for your Mac, iPad and iPhone. MacCapture Your Thoughts. Any idea starts with a loose collection of .
Pencil Project
Single-user mockup / wireframing / diagramming tool
PlantUML
PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.
Scapple
Scapple is an easy-to-use tool for getting ideas down as quickly as possible and making connections…
SmartDraw
Instead of starting with a blank screen, SmartDraw gives you the exact template you need.
Visio
Simplify and communicate complex information using data-linked diagrams.
XMind
XMind is a brainstorming and mind mapping application.
yEd Graph Editor
yEd is a free desktop application to quickly create, import, edit, and automatically arrange diagrams. It runs on Windows, Mac OS X, and Unix/Linux.