A framework + installer to (very) quickly install Windows 98 on anything from a 486 up to a modern system - oerg866/win98-quickinstall

Win+Shift+S for Windows versions earlier than Windows 10 1703. - itsmattkc/WinShiftS

Using early system files from Memphis to cheaply implement gradient title bars in Windows 95.

Windows 95 gets updated bigtime with newer drivers and components!

A fork of Gecko 1.8.1 to improve support for the modern web in older versions of Windows - GitHub - ClassicNick/Crescent-Vine: A fork of Gecko 1.8.1 to improve support for the modern web in older versions of Windows

SW and HW accelerated GPU driver for Windows 9x Virtual Machines - GitHub - JHRobotics/softgpu: SW and HW accelerated GPU driver for Windows 9x Virtual Machines.