XMPlay is perhaps the lightest player there is, it has just over 300 KB and doesn't require installation, supports several formats, supports skins, has several functions and is super easy to handle.
Windows 10 Manager 3.9.4
Software that allows you to optimize, tweak, repair and clean Windows 10.
QOwnNotes 24.4.4
Note-taking software that allows to organize notes, to-do lists and other information in an intuitive and customizable way.
WinToUSB 8.8
Create Windows installers on devices like USB sticks.
XYplorer 25.90.100
Alternative to Windows file manager with customization options.
WinDynamicDesktop 5.5.0
Software that allows you to configure the Windows desktop to change automatically based on the time of day.