98.css - A design system for building faithful recreations of old UIs
Windows 93 - Clickable OS of a world in-between Windows 3.1 and 95
Virtual Windows 98 - Use Windows 98 in your browser
Windows95 - Windows 95 in Electron. Runs on macOS, Linux, and Windows.
Mac Plus with MacPaint - A blast from the Mac's past, running in your browser.
Poolside FM - Experiment a radio made on Internet times.