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DNS Implementations

Authoritative Server

  • BIND named https://www.isc.org/downloads/bind/
  • NSD https://www.nlnetlabs.nl/projects/nsd/about/
  • Knot DNS https://www.knot-dns.cz/
  • PowerDNS Authoritative Server https://www.powerdns.com/auth.html
  • MaraDNS https://maradns.samiam.org/
  • YADIFA https://www.yadifa.eu/
  • Delphinusdnsd https://delphinusdns.org/

Recursive Caching Server

  • BIND named https://www.isc.org/downloads/bind/
  • Unbound https://www.nlnetlabs.nl/projects/unbound/about/
  • PowerDNS Recursor https://www.powerdns.com/recursor.html
  • Knot Resolver https://www.knot-resolver.cz/
  • MaraDNS Deadwood recursive caching resolver https://maradns.samiam.org/

Simple Forwarder

  • OpenBSD rebound http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/rebound/

Lookup Tools

  • BIND Delv https://www.isc.org/downloads/bind/
  • BIND DiG https://www.isc.org/downloads/bind/
  • Drill https://www.nlnetlabs.nl/projects/ldns/about/

Development API Functions

  • BSD Resolver Library http://cvsweb.netbsd.org/bsdweb.cgi/src/lib/libc/resolv/
  • wdns low-level DNS library https://github.com/farsightsec/wdns
  • djb dns library https://cr.yp.to/djbdns/blurb/library.html
  • DNS library in Go https://github.com/miekg/dns
  • BIND 10 / Bundy libdns++ https://github.com/bundy-dns/bundy/tree/master/src/lib/dns
  • dns.c http://www.25thandclement.com/~william/projects/dns.c.html
  • UDNS http://www.corpit.ru/mjt/udns.html
  • getdns https://getdnsapi.net/
  • LDNS https://www.nlnetlabs.nl/projects/ldns/about/
  • dnspython http://www.dnspython.org/

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