- Classic Shell is free software that improves your productivity, enhances the usability of Windows and empowers you to use the computer the way you like it.
- Free • Open Source
The developer announced that Classic Shell will be no longer developed because Windows 10 is updated too frequently and because Microsoft is making more difficult to customize Windows: http://www.classicshell.net/forum/viewtopic.php?f=4&t=8147 Last version, 4.3.1, released in August 2017, can be still downloaded from the official website, together with the source code.
- StartIsBack returns Windows 8 a real fully featured start menu and start button, behaving exactly like the ones in Windows 7. StartIsBack radically improves desktop usability and makes new Start screen clutter-free.
- Paid • Proprietary