PuTTY - Popular free terminal application. Mostly used as an SSH client.
Oculus Quest - An all-in-one VR system
MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more
Microsoft Hololens - Augmented reality headset from Microsoft
iTerm2 - A terminal emulator for macOS that does amazing things.
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.