Popular stencils
C3 Rails Diagramming
Some helpful stencils for designing your database and models. Sort of an Entity Relationship Diagram (ERD) with some added stuff that helps me think through what's going to go on when I get to coding. Don't feel bad if (like me) you are more of a Designer/Developer and just use the plain arrow to connect things. The ERD stuff...more
Braces
Braces in different thickness and size.
Vmware Icon Library
Diagram and Icon Library
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.
Round Arrows
A small collection of round arrows to create a circle of arrows. Each arrow can have a different color.
iPhone / Color Stencil
All new elements for iOS7 flat style. You can change colors to fit your requirements. It's fresh, cool and yet useful!
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.
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