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AdGuard DNS CLI vs Stubby: catalog facts
AdGuard DNS CLI	Stubby
Free The client is free and open source.	Free Free and open source under the BSD licence.
Windows, Command line	Windows, macOS, Linux, Command line
Lightweight local DNS server forwarding to AdGuard DNS YAML configuration file	Encrypts the last mile of DNS for the whole machine, not just one browser Strict profile refuses to fall back to unencrypted DNS
Built around the AdGuard DNS service Command-line and config file only, with no graphical interface	Configuration is a YAML file with no interface Only protects the path to the resolver; the resolver still sees your queries
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: BSD-3-Clause
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 22, 2026

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