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Process Explorer vs btop4win: catalog facts
Process Explorer	btop4win
Free Free to download and use, published by Microsoft as part of the Sysinternals suite. The…	Free Free and open source under the Apache 2.0 licence.
Windows	Windows, Command line
Finds which process has a particular file or directory open Process tree shows parent and child relationships, not just a flat list	Covers CPU, memory, disks, network, processes and services in one view LibreHardwareMonitor variant for fuller hardware monitoring
Windows only Closed source, though published by Microsoft	Windows only; use btop++ on other systems Terminal interface rather than a graphical window
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: Apache-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 2, 2026

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