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Process ExplorerNeoHtop
Free

Free to download and use, published by Microsoft as part of the Sysinternals suite. The…

 Free

The open-source software is available without a license fee. Hosting, hardware and…

Windows Windows, macOS, Linux
  • Finds which process has a particular file or directory open
  • Process tree shows parent and child relationships, not just a flat list
  • Offers CPU and memory views with process search and filtering.
  • Windows only
  • Closed source, though published by Microsoft
  • Some process-management actions require elevated privileges.
Downloadable app Downloadable app
Closed source Open source
License not stated License: MIT
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked September 21, 2026

Checked September 22, 2026

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