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System Informer vs HandleCountersView: catalog facts
System Informer	HandleCountersView
Free Free and open source under the MIT licence.	Free Freeware from NirSoft, free to use and redistribute without charge.
Windows	Windows
Open source under the MIT licence, unlike the Sysinternals equivalents Detailed stack traces with kernel-mode, WOW64 and .NET support	Separate column for each handle type Shows change since the last counter reset
Windows 10 or later only Its kernel driver is sometimes flagged by security software	Full paths of system processes need administrator rights Shows counts, not individual handle details
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License: Freeware
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 8, 2026

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