Design is a 2D CAD application for the web.
Design is a 2D computer aided design application (CAD), created to meet the needs of makers and designers, hobbyists and professionals that require a first class CAD application.
Design can be accessed at: https://www.design-app.co.uk
Documention is available at: https://design-app.readthedocs.io/en/latest/index.html
Raspberry PI Schematics available from: https://www.raspberrypi.org/documentation/hardware/raspberrypi/mechanical/README.md
Screenshots: