Popular stencils
Valves & Sensors
Simple sheet of valves and sensors
AMQP
A simple stencil for drawing AMQP and RabbitMQ topologies.
Cursor
This is going to seem silly, but it's simply the mouse pointer. You need it, and you need it fast.
Java FX
Java FX Stencil
Document Variables
A quick stencil for document variables, available by setting information in the Document: Data Inspector.
Search (Drupal 7 CMS)
Included in this stencil you'll find some of the search components for the Drupal 7 CMS. It features core components, such as the default search, advanced search, results, pager, Lucene Solr search, sorting, filter,...
Simple Rack Elevations
Basic stencil used for documenting rack elevations
DIY Electric
Just a simple set of stencils to chart out lights and plugs in your own home, shop, or garage. It will help you keep your plan straight while you are making the connections. Example diagram from a real project included.
Task Diagram (IORC)
Block to define a task or unit of work as: Inputs, Outputs, Resources and Constraints...similar to an IDEF-0 diagram