Popular stencils
ArchiMate 2.0: Relations
Stencil for the ArchiMate modelling language from The Open Group. This is one of the four stencils comprising the core models for ArchiMate 2.0. This stencil specifically contains the relations. For more information on ArchiMate, see the website of The Open Group.
Object Role Model
A stencil for drawing ORM schema's using the new ORM2 Syntax.
Berlin
Berlin Skyline
Juniper M and MX series stencils
Stencils for Juniper M and MX series routers. Sized for 19" racks, works well with RackElements
Web Sketch Social Media Badges
Social Media badges in a "sketch" style, for mocking up web UX designs. Includes: Twitter, Facebook, StumbleUpon, Delicious, Digg, Reddit, Linkedin, MySpace, FriendFeed, RSS, Flickr, Technorati, YouTube, Bebo, and Pinterest.
Apple Machines
A great stencil with Macintosh and PowerBook centric images.
Macbook keyboard
High quality Mac keyboard based on late 2013 MacBook Pro model. Useful for explaining button combinations or writing tutorials. Mac, Apple, MacBook Pro and mac keyboard are copyright of Apple Inc. Example of usage: www.howtoscreenshotonamac.com
Workflow nets / YAWL
Workflow nets and YAWL are widely used in academia to teach and discuss the theoretical foundations of workflow and business process management. More information can be found at the official website: http://www.yawl-system.com.
Tableau Électrique
Stencil for diagramming switchboards.