QCAD is a free, open source application for computer aided drafting (CAD) in two dimensions (2D). With QCAD you can create technical drawings such as plans for buildings, interiors, mechanical parts or schematics and diagrams. QCAD works on Windows, macOS and Linux. QCAD Professional is the paid version that includes additional advanced drawing tools and supports more file types, most notably AutoCAD dwg and MicroStation dgn files.
Mobirise is a free offline app for Windows and Mac to easily create small/medium websites, landing pages, online resumes, and portfolios. 2500+ beautiful website blocks, templates, and themes help you to start easily. This a list of Keyboard Shortcuts for Mobirise Website Builder editors.