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PCI-Z vs PCI Utilities: catalog facts
PCI-Z	PCI Utilities
Free Free for commercial and non-commercial use.	Free Free and open source under GPL-2.0-or-later.
Windows	Windows, macOS, Linux, Command line
Identifies PCI devices even when drivers are not installed Exports PCI configuration reports as plain text, CSV, or JSON	Displays detailed information about PCI devices Includes tools to inspect PCI configuration registers
The current site lists Windows support through Windows 10	Some operations require access to PCI devices and system permissions
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-2.0-or-later
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 8, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.