Popular stencils
Image Annotations
A stencil set for annotating screenshots and other images. Blur boxes are good for concealing sensitive information quickly and easily.
BS2 HomeWork Board
A symbol for Parallax's BS2 Homework Board.
ACCORDS MAJEURS OUVERTS
accords majeurs ouverts pour débutant open chords maj for beginner
Yaesu radios
Various Yaesu radios and a few connectors.
HP ProLiant 3D
HP ProLiant Servers
ArchiMate 2.0: Information
Stencil for the ArchiMate modelling language from The Open Group. This is one of the four stencils comprising the core models for ArchiMate 2.0. This stencil specifically contains the information concepts. For more information on ArchiMate, see the website of The Open Group.
Cisco ISE Identity Services Engine Icons PPT
Includes the persona icons for Cisco ISE that you would use in a PPT or logical diagram.
Audio Rack Symbols
Here's a few Rack Symbols that I've created over the last few years. Some are gear-specific. Some are generic. It works if you work in real-size, i.e. the racks are 19" wide in Omnigraffle, and your grid is 1.75" (a rack space).
Cisco CVD 2014 LAN Switching Icons and Clouds
Cisco released updated CVD Icons in many formats, but of course, no Omnigraffle stencil. These are built from the PNGs. http://www.cisco.com/c/en/us/solutions/enterprise/design-zone-smart-business-architecture/cvd.html This is the LAN Switching Icons and Clouds section.