Classic Shell - Classic Shell was developed for Windows 8 since that was the first version of the popular operating system to forgo the iconic Start menu.
Cairo Shell - Cairo is a desktop environment for Windows.
Open Shell - Open Shell is a fork of the Classic Shell project for Windows that getting back the classic start...
Talisman Desktop - Talisman Desktop is a configurable Windows shell replacement introduced in 1997 by Lighttek...
Start Menu X - Start Menu X with Start Button. Power users know how inconvenient and time-consuming it is to launch programs from the system menu.
bbLean - Alternative Windows shell