#process-manager

winsiderss/systeminformer

C

89

health

A free, powerful, multi-purpose tool that helps you monitor system resources, debug software and detect malware. Brought to you by Winsider Seminars & Solutions, Inc. @ https://windows-internals.com

laurentiu021/SystemManager

C#

83

health

Free, open-source Windows system toolkit & CCleaner alternative — disk cleanup, debloat, privacy toggles, network monitor, app updater (winget), process manager, file shredder, disk/RAM health. 55+ tools in one portable .exe. Local-first, no telemetry. .NET 10 / WPF.