Google Drawings is a free, web-based diagramming software developed by Google. It allows users to collaborate and work together in real time to create flowcharts, organisational charts, website wireframes, mind maps, concept maps, and other types of diagrams. Google Drawings is also available as a Chrome app that works offline, available from the Chrome Web Store.

You can find Google Drawings in you Drive. The layout of this application is similar to a Drive document. You can edit, share, add links... as you do with a google document. When you finish you can get a URL or an embbed code to publish in a site or blog. 

This application is similar to Glogster or ThinkLink