OmniGraffle 被誉为 Mac 上的 Visio，主要用于绘制流程图、图表、组织结构图、UI界面设计等等，支持 Visio 导入/导出，软件界面支持中文，可以用于设计任何描述图形，简单易用，功能强大，非常的专业和优秀，如果你有任何绘制图表的需求，或者需要Visio，那么Mac上当首选OmniGraffle。

[OmniGraffle Professional 6 在 Mac App Store上售价人民币1296元]

OmniGraffle可以用来绘制图表，流程图，组织结构图以及插图，也可以用来来组织头脑中思考的信息，组织头脑风暴的结果，绘制心智图，作为样式管理器，或设计网页或PDF文档的原型。

在很多方面，OmniGraffle都类似于Microsoft Visio。OmniGraffle专业版可以利用Visio的XML导出函数以导入/导出Visio的xml文件。

OmniGraffle Professional的软件界面非常的漂亮，并且具有大量的优秀美观的模板可以使用.

OmniGraffle可以输出PDF，TIFF，PNG，JPEG，EPS，HTML图像映射，SVG，Visio XML，Photoshop和BMP等一系列文件格式。OmniGraffle使用苹果的XML schema格式的plist存储数据，其扩展名为.graffle。

v6.4版本新功能OmniGraffle 6.4 is a major update that adds Force Touch for those with trackpads that support it, improves compatibility with Mac OS X 10.11 El Capitan, and includes some important bug and crash fixes.

New Features

Force Touch: For trackpads that support Force Touch, OmniGraffle now offers haptic feedback when snapping to guides and connecting directly to magnets.

Fixes

Documentation: Added a paragraph to the documentation about Option-Command clicking through a resize handle to get at a vertex point beneath it.

Inspectors: Image assets in segmented controls should now be vertically centered in proper fashion when running on Mac OS X 10.11 El Capitan.

Visio: [Pro] Fixed a text encoding issue when importing certain Visio documents.

Visio: [Pro] Fixed a Visio related regression when opening files that had EMF or WMF images ded in them.

Stability: Fixed a leaks involving multi-canvas documents with links between canvases.

Stability: Fixed a crash when zooming in past 1300% on documents that had complex PDFs placed on the canvas.

Stability: Fixed a crash when exporting a multi-canvas document results in an error.

Stability: Fixed a possible data corruptor when sending in feedback and obscuring text.