Popular stencils
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.
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:
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
Touchscreen Hand Gestures
A collection of drawn hands for documenting touchscreen interactions. Includes point, tap, pinch, spread, drag.
Web Form Elements
Edward Anastas has put together a handy stencil composed of often-used elements in HTML and web page forms: radio buttons, checkboxes, combo boxes, entry fields and text areas. Nice looking and Aqua, to boot.
Pretty Urban Building Icons
A collection of icons of urban buildings
OS logos
A collection of OS/hardware logos, including Sun, HP, Linux, Red Hat, FreeBSD, Windows, Debian, Darwin, IBM, and VMware.
Web Detail Flowchart
The page title, page file name and page description area labels are editable. I added an example of how I use this stencil. Feel free to use as you like though.
VMware vSphere
VMware icon and diagram library