About OmniGraffle Professional
Need a diagram, process chart, quick page-layout, website mockup or graphic design? OmniGraffle 5 handles all of these in one award-winning application. We're not just a pretty interface, however. There's plenty of power under the hood to make all your diagramming and design fast and easy, with the ability to customize and tweak every aspect of your work.

What’s New in this Version
- Updated Tier 1 foreign language localizations for strings that were changed or added in the 5.1 release.
- Fixed a memory leak that could lead to a series of nasty crashes.