Windows95 - Windows 95 in Electron. Runs on macOS, Linux, and Windows.
98.css - A design system for building faithful recreations of old UIs
Neumorphism UI - Neumorphism inspired UI web components, sections and pages
Virtual Windows 98 - Use Windows 98 in your browser
Neumorphic Generator - Delightful CSS presets for your next product
Windows 96 - Windows 96 is a recreation of Windows 98 in the browser.