Popular stencils
Music Tab 2
tab shorter
Neural Circuitry
A stencil for quickly diagramming connections between the nervous and musculoskeletal systems. Includes some symbols for stimulating and recording electric potentials.
Cutting Line
Use this to include cutting lines in your document
Bayes Elements
Mathematical elements for describing Bayes probabilities. Also includes stencils for sensors and platforms when using these elements for robotics or other applications.
Xbox 360 controller
This is a stencil for the Xbox 360 controller. It's very helpful if you need to do game control design.
BlockHeads
Simple "gingerbread" people for use in presentations.
Blackberry Tablet Stencil
Blackberry Tablet user interface components from the Blackberry Stencil Kit.
Juniper J series stencils
Stencils for Juniper J switches. Sized for 19" racks, works well with RackElements
Variability Diagram
The variability model notation is a notation which has been proposed by Klaus Pohl and provides elements for modelling variability in SW products.