Debloat Windows 10 - A collection of Scripts which disable / remove Windows 10 Features and Apps.
SDelete - Securely overwrite your sensitive files and cleanse your free space of previously deleted files using this DoD-compliant secure delete program.
Tiny10 - Based on Windows 10 LTSC 2021, tiny10 aims to be a lightweight version of Windows 10 for low-end PCs and the like!
CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.
O&O AppBuster - Remove Windows 10 apps, including hidden ones.
Clean Master - Some users swear by it, some call it a glorified snake oil that does more harm than good. That can be said about any snake oil, but what specific brand of snake oil can boast almost a billion downloads around the world?