QCAD

What do you need when learning QCAD? Definitely, a cheat sheet of keyboard shortcuts. One thing that makes QCAD different from other applications is it uses two letter abbreviations for commands in addition to using traditional shortcuts like CTRL+C and CTRL+V. Learning some of the two letter codes gives a big productivity boost in CAD, especially learning the most common drawing and modification commands. They can help you get into a flow of building out your drawing. ...

A powerful feature of decent CAD applications is a “block” library of symbols that can easily be inserted into a drawing. This allows you to reuse groups of objects without having to redraw them each time. If you are learning CAD, make it a priority to learn how to use the application block library. Being able to create and use your own blocks is one of the keys to being productive with CAD. ...