List of Top Free Open Source & Self Hosted Application for DNS
DNS servers and management tools.
- blocky – Fast and lightweight DNS proxy (like Pi-hole) as ad-blocker for local network with many features.
Apache-2.0Go - CoreDNS – Plugin driven DNS Server with support for proxying to Google’s DNS-over-HTTPS.
Apache-2.0Go - Maza ad blocking – Local ad blocker. Like Pi-hole but local and using your operating system.
Apache-2.0Bash - nsupdate.info – Dynamic DNS service.
BSD-3-ClausePython - SmartDNS – A local DNS server to obtain the fastest website IP for the best Internet experience, supports DoT, DoH.
GPL-3.0C - SPF Toolbox – Application to look up DNS records such as SPF, MX, Whois, and more.
MITPHP - Technitium DNS Server – An open source authoritative as well as recursive DNS server that can be used for self hosting a DNS server for privacy & security.
GPL-3.0Docker/C#
👤 About the Author
Ashwani is passionate about DevOps, DevSecOps, SRE, MLOps, and AiOps, with a strong drive to simplify and scale modern IT operations. Through continuous learning and sharing, Ashwani helps organizations and engineers adopt best practices for automation, security, reliability, and AI-driven operations.
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