Circuito.io - Instant code and wiring for your project
3d Scanner App - Free LIDAR 3d scanner for iPad Pro
library.io - Learn electronics and easily create circuit boards online
Trnio - Turn your iPhone into a 3D scanner
B4R - Development tool for native Arduino programs.
Capture - A great free screen capture utility that allows you to capture either a window or the desktop and save it to either a file or the clipboard.