Grapholite - Create Diagrams, Mindmaps and Flowcharts | Medic'All Maps |

Grapholite is an easy-to-use and still comprehensive online solution to design professional-looking flowcharts, organizational charts, mind maps, Venn charts, database structures, web-site structures, etc. that can be used online and offline, in and out of browser; created diagrams can be stored locally and on the server.
Supports IE, Chrome, Firefox and Safari on Mac, WinXP, Win7 and Win8.

Via Baiba Svenca