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Registry Explorer vs Eric Zimmerman's Tools: catalog facts
Registry Explorer	Eric Zimmerman's Tools
Free Free to download; the author accepts support through GitHub Sponsors and PayPal.	Free Free to download; the author accepts sponsorship.
Windows	Windows, Command line
Opens multiple hives side by side Reads locked registry files	Wide coverage of Windows forensic artifacts Exports to standardized CSV, XML and JSON
Windows only and requires .NET 9 Aimed at forensic analysis rather than everyday registry editing	Windows only, and needs the .NET runtime Aimed at forensic examiners rather than general users
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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