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Subfinder vs DNSRecon: catalog facts
Subfinder	DNSRecon
Free The open-source software is available without a license fee. Hosting, hardware and…	Free Free and open source.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Combines results from multiple discovery services.	Covers record lookups, zone transfer tests and subdomain brute-forcing Can run in Docker
Some data sources require API credentials or impose limits.	Intended for authorized testing only Command-line only with no graphical interface
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 24, 2026

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