/linux/misc/dns/legacy:

c-ares is a C library for asynchronous DNS requests (including name resolves). Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

AdGuard Home is a network-wide ads & trackers blocking DNS server. It operates as a DNS server that re-routes tracking domains to a "black hole," thus preventing your devices from connecting to those servers. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

GO DNS implements a DNS library in Go. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

Knot DNS is a high-performance authoritative-only DNS server (supports zone transfers, dynamic updates and DNSSEC). Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

PowerDNS dnsdist is a highly DNS-, DoS- and abuse-aware loadbalancer. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

PowerDNS daemon - a high performance authoritative nameserver. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

Unbound is a validating, recursive, and caching DNS resolver. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

PowerDNS - a separate release of the PowerDNS Recursor (without the authoritative nameserver). Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

wtfis is a commandline tool that gathers information about a domain, FQDN or IP address using various OSINT services. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

subfinder is a passive subdomain enumeration tool. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

Zonemaster validates the quality of a DNS delegation. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

CoreDNS is a DNS server/forwarder (written in Go). Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

PowerDNS Authoritative Nameserver is a versatile nameserver which supports a large number of backends (that can either be plain zone files or be more dynamic in nature). Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

Net::DNS is a DNS resolver implemented in Perl. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

Pi-hole is a DNS sinkhole that protects your devices from unwanted content like Internet advertisements, without installing any client-side software. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

Inadyn is a small and simple DDNS client automating the task of keeping a DNS record up to date with a user’s dynamic IP address. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

DNSCrypt encrypts all DNS traffic between the user and a DNS resolver, preventing any spying, spoofing or man-in-the-middle attacks (supports modern encrypted DNS protocols such as DNSCrypt v2 and DNS-over-HTTP/2). Hint: Version 2 is rewritten in Go (version 1 is written in C). Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

MaraDNS is a DNS server that strives to be secure and fully open-sourced. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

Dnsmasq is a lightweight caching DNS forwarder and DHCP server. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

NSD is an authoritative only, high performance, simple name server daemon. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

OpenDNSSEC is an turn-key solution for DNSSEC. It secures zone data just before it is published in an authoritative name server. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

ldns is a library to simplify DNS programming. ldns includes Drill (a tool ala dig from BIND). Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

dnsdiag is a DNS measurement, troubleshooting and security auditing toolset (containing dnsping, dnstraceroute and dnseval). Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).

dnscrypt-proxy-gui is a Qt/KF5 GUI wrapper over dnscrypt-proxy. Hint: This is an older release! On Fossies is probably a newer release in the parent folder available (or check the package homepage itself).