Win Debloat Tools provides a collection of scripts for debloating, customizing/improving privacy/performance, and overall Windows system responsiveness.
Spybot Anti-Beacon is a tool that will attempt to curtail Windows 7/8/10/11 from sending data back to Microsoft. Created by the developers of Spybot Search and Destroy.
Windows 11 Debloater is another customization option that allows advanced users to disable/enable various Windows 11 features by generating and running a PowerShell script.
Windows 10 Network Fix and Optimizer Utility allows you to optimize your computer's network settings, fix common errors, and customize Windows visuals, interface, and power plan options.
W10Privacy can display typical Windows 10 security settings that can be activated and deactivated within the program. It also allows importing and exporting your changes. Video tutorial available.
O&O ShutUp10 is a free privacy tool that gives you full control over which functions in Windows 10 & 11 you choose to use and how far data gets shared.
Debloat Windows 10 is a collection of Powershell scripts, for advanced users, to block telemetry, disable services, disable Windows Defender, privacy settings, remove default apps, and more.
FixWin 11 is a portable utility that allows you to fix and repair many of the common issues on your Windows 10 and 11 machines. FixWin is also available for Windows 8 as well as Windows 7, Vista and XP.