Popular stencils
Braces
Braces in different thickness and size.
AIGA Symbol Signs
Used at airports and transportation hubs, the AIGA symbol signs are a joint effort between AIGA and the U.S. Department of Transportation. Especially nifty for making maps of floor layouts for public display.
Vmware Icon Library
Diagram and Icon Library
Round Arrows
A small collection of round arrows to create a circle of arrows. Each arrow can have a different color.
UX People Builder (Guys)
Create your own stylized people for use as personas, icons, individuals, or groups on your charts, diagrams, and illustrations of information, ideas, and concepts. Use in conjunction with UX People Builder (Gals) stencil. Optimal for information architecture, interaction design, and user experience projects.
Apple Hardware Elements 2010
A collection of official Apple hardware icons, for use in physical network diagramming. Includes the following: iMac (all generations) MacBook Pro (unibody, previous generation) MacBook (unibody, previous generation) PowerBook (all generations) AirPort Extreme, Time Capsule Apple Cinema Display iPhone, iPad, iPod Touch XServe...more
IxD Gestures
Download our set of gesture icons for interaction design. It includes icons for touchscreen interaction, free gestures and mobile phone gestures. You find an explanation how to use each gesture here:
Tabs
Tabs stencil from the Design Stencil kit in the Yahoo! Design Pattern Library.
Rounded Numbers
Why clutter up your diagrams with a lot of text when the most used way of annotating diagrams is by using a number or a letter inside a circle? Very useful when needing to annotate diagrams, drawings, or photographs.