Popular stencils
Network Symbols (isometric)
Scaleable, labeled vector stencils converted from original isometric shapes of Visio 2007.
Computers and Monitors (isometric)
Scaleable, labeled vector stencils converted from original isometric shapes of Visio 2007.
Web Page Elements 1.1
Fixed some text alignments and grouping issues, included some background shapes to help the eye find the right item(s).
Web Wireframe
Everything I need for wire framing in OmniGraffle. Maybe you need it too.
Touch Gesture Reference
The Touch Gesture Reference is a stencil for software designers and developers working on touch-based user interfaces.
Cisco Stencils (Voice)
Voice, VoIP and other related devices.
Eclair UI
Eclair UI stencil from the Google Android 2.1 / 2.2 Wireframes bundle.
Talk Bubbles
A stencil set for talk/conversation bubbles.
Functional Flow Block Diagram (FFBD)
Contains all the major components for a Functional Flow Block Diagram (FFBD), which are used in developing the functional architecture of a system and describing the system's functional flow.