Open Source Alternatives to AdGuard DNS

An ad-blocking DNS server that filters web traffic to block advertisements, trackers, and malicious domains. The service provides a centralized dashboard for viewing real-time request statistics and managing filtering rules for connected devices. It includes parental control features to shield children from adult content and enforce safe search options in browsers. The product supports several secure communication protocols including DNSCrypt, DNS-over-HTTPS, DNS-over-TLS, and DNS-over-QUIC to protect against request interception. It is deployed by configuring DNS settings on computers, smartphones, tablets, or routers to protect all network traffic at the system level. Users can choose between default filtering, family protection, or non-filtering modes depending on their specific security and privacy requirements. The service is available for individual users, small businesses, and larger companies.

Whether you want to cut software costs or escape vendor lock-in, these open source alternatives to AdGuard DNS give you an option you fully own. You can self-host them, so your data stays on infrastructure you control. This page lists 1 open source alternative to AdGuard DNS. The most popular is Technitium DNS Server. It uses the GPL-3.0 license and ships an official Docker image.