inFlow Inventory - inFlow Inventory is inventory management software for small businesses.
PuTTY - Popular free terminal application. Mostly used as an SSH client.
Snipe-IT - Managing assets with a Google doc or a shared Excel spreadsheet is more common than you think.
MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more
Skyware Inventory - Web-based Inventory Management.
iTerm2 - A terminal emulator for macOS that does amazing things.