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SmartDNSAdGuard Home
Free

Free to use, with source code published on GitHub.

 Free

Free and open source under the GPL 3.0. AdGuard also sells a hosted AdGuard DNS service…

Linux, Self-hosted Windows, macOS, Linux, Web, Self-hosted
  • Picks the fastest upstream answer rather than the first reply
  • Supports DoT, DoH, DoQ and DoH3 upstreams
  • Acts as a DNS-over-HTTPS, DNS-over-TLS and DNS-over-QUIC server itself
  • One binary with a web interface, so installation is straightforward
  • Main readme is in Chinese, with a separate English version
  • Needs manual configuration with no graphical interface
  • Run by a company that also sells blocking products, so the free tier is marketing
  • Over-blocking breaks sites, as with any DNS blocker
Downloadable app, Self-hosted Self-hosted
Closed source Open source
License not stated License: GPL-3.0
No account needed No account needed
Not stated if it works offline Works offline

Checked September 23, 2026

Checked September 21, 2026

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