The Omni Group has released version 3.1 of OmniGraffle and OmniGraffle Professional, its diagramming and drawing applications. The new versions offer improved AppleScript support, better Mac OS X 10.3 (Panther) compatibility, an updated Actions inspector, performance optimizations, and more. OmniGraffle Professional 3.1 also offers greatly improved Visio compatibility. In addition, both versions of the application are now localized in Japanese, German, French, and Italian.