Popular stencils
RoboMind graphics
some graphics from robomind (http://www.robomind.net/en/), which is software specifically developed to support technology education. you can now build robomind maps directly in OmniGraffle.
K4/InDesign Workflow Icons
Useful for creating workflow diagrams for K4 and InDesign publishing processes
Olimex
A small (but hopefully growing) collection of components by hardware maker Olimex. For now the Olinuxino A13 is the only board in the stencil, but I'm working on making more. If you made components for other Olimex boards and want to include them here, please email them to me: skaag@skaag.net
Synthetic Biology Open Language Visual (SBOL Visual), version 1.0.0
Stencil corresponding to symbols from SBOL Visual 1.0.0. Useful for creating diagrams of synthetic biology pathways and circuits. See description provided in BBF RFC 93 (DOI: 1721.1/78249). Please note that all credit for this stencil goes to the authors of BBF RFC 93. I've simply uploaded this stencil for convenience.
Lacrosse
Use these stencils to build plays or demonstrate formations, clears, rides and general player movement on the field.
Timeline-Year Portuguese
This is a year stencil for use as a block in a timeline.
Si* Notation
This is a stencil for the security extension of the i* requirements in engineering notation.
Pigpen
Shapes for the pigpen cipher.
Clefs, notes
Clef de sol et clef de fa