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Dev tools · alternatives · 2026

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24 alternatives to Open-Source Unbound DNS Resolver Docker Image

Hey Hacker News! I am madnuttah, I am a Windows/Linux Sysadmin and some folks may remember this username for "niche" mods I've made for Fallout and Skyrim and some C# UWP Windows Store Apps which I've retired because of Microsoft's unclear strategy abandoning things from one day to another. Why am I writing this? I wanted to be independent from the DNS servers of my provider, because they have often shined brightly with problems in the past instead of functioning properly, wanted to have a little bit more privacy and freedom back by fighting censorship via DNS, so I built my own Unbound…

This is a Docker image containing an open-source Unbound DNS resolver, designed for system administrators who want to run their own DNS infrastructure independently from their internet service provider. It aims to… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Open-Source Unbound DNS Resolver Docker Image launched in 2022; newer entries below may have overtaken it.

  1. 1

    Tired of companies snooping through your DNS traffic? Don't you wish you could get advertisements with your DNS records? Today we're introducing the innovative, privacy-focused, ad-supported DNS resolver - DN$! Traditional DNS resolvers provided by your internet service provider, cloudflare, or google could be tracking your internet activity and selling it to third-party data vendors. We at DN$ want to fix that and cut out these nefarious actors (until we've amassed a critical number of users to exploit). In order to support such a radically new business model, our service needs to serve…

    2024 · github.com · its alternatives →

  2. 2

    The Internet’s fastest, privacy-first DNS resolver

    2018 · one.one.one.one · its alternatives →

  3. 3

    I built a DNS resolver that lets me use https://frontend.numa instead of localhost:5173 — auto-generated TLS certs, WebSocket passthrough, path routing. No mkcert, no nginx, no /etc/hosts.

    Apr 2026 · github.com · its alternatives →

  4. 4

    ohai! I've released Lightwhale 3, which is possibly the easiest way to self-host Docker containers. It's a free, immutable Linux system purpose-built to live-boot straight into a working Docker Engine, thereby shortcutting the need for installation, configuration, and maintenance. Its simple design makes it easy to learn, and its low memory footprint should make it especially attractive during these times of RAMageddon. If this has piqued your interest, do check it out, along with its easy-to-follow Getting Started guide. In any event, have a nice day! =)

    Apr 2026 · lightwhale.asklandd.dk · its alternatives →

  5. 5

    WireHole offers a unified docker-compose project that integrates WireGuard, PiHole, and Unbound, complete with a user interface. This solution is designed to empower users to swiftly set up and manage either a full or split-tunnel WireGuard VPN. It features ad-blocking capabilities through PiHole and enhanced DNS caching and privacy options via Unbound. The intuitive UI makes deployment and ongoing management straightforward, providing a comprehensive VPN solution with added privacy features.

    2023 · github.com · its alternatives →

  6. 6

    🛡️ Open-source and cloud-native Web Application Firewall (WAF) - bunkerity/bunkerweb

    2020 · github.com · its alternatives →

  7. 7

    Hey everyone. It's Sherub here, author of the Build your own DNS Server challenge on CodeCrafters. Currently it’s available in Rust, Go, and Python and is free while in beta. https://codecrafters.io/dns-server I've kept the challenge accessible but still challenging for an intermediate developer. This challenge, like others from CodeCrafters, is self-paced. You can use any tools you prefer (terminal, editor, etc.) to build the project. At the end of the challenge, you will have created a DNS forwarding server. The server can create and read DNS packets and respond to DNS…

    2023 · app.codecrafters.io · its alternatives →

  8. 8
    OpenShip▲154

    Open source PaaS on your server or in the cloud. No lock in.

    Aug 2026 · openship.io · its alternatives →

  9. 9IB

    I found it odd there wasn’t a simple web tool to scan Docker Hub images for vulnerabilities. So I built one. It’s powered by the popular open-source tool Trivy.

    2023 · containercve.com · its alternatives →

  10. 10KE

    My goal was to create a DNS server as simple as the LDAP server I've been contributing to (glauth) and here it is: https://github.com/fusion/kittendns A few things to know about it: - It is easy to configure using a Toml file - I am using it to bail my coredns/etcd instances when under attack - (yes, it also works as a service location server) - It comes with a simple, plain English, rule engine that doesn't do much at this point - It can be used with LetsEncrypt. I use it to retrieve certificates for my home servers. - RFC: all the nice ones :) Anyway, feedback is…

    2022 · its alternatives →

  11. 11RT

    Every privacy-focused DNS service requires an account: NextDNS, Cloudflare for Families, Apple's iCloud Private Relay (paid, iOS-only). The protocol that doesn’t require one - ODoH - had basically one well-known public relay operator (Frank Denis on Fastly Compute, default in dnscrypt-proxy). I built a second one and the client to talk to it.

    May 2026 · numa.rs · its alternatives →

  12. 12

    Most site blockers work by blacklisting distractions. That never worked for me, the internet is too big, and there’s always something new to waste time on. I wanted the opposite: allowlist‑only browsing. Block everything by default, and explicitly allow only what I need. So I built Sinkzone: a local DNS forwarder with two modes: Monitor mode: lets all traffic through, but logs every domain so you can decide what to allow. Focus mode: only allowlisted domains resolve; everything else is blocked (NXDOMAIN). It’s open source, written in Go, and runs locally on macOS, Linux, and Windows. Works a…

    2025 · github.com · its alternatives →

  13. 13
    zero▲94

    One command to deploy Docker containers to your own server

    Apr 2026 · shipzero.sh · its alternatives →

  14. 14

    A high-performance DNS stub resolver for bulk lookups and reconnaissance (subdomain enumeration) - blechschmidt/massdns

    2016 · github.com · its alternatives →

  15. 15
    wsgrok▲7

    I built it for myself because ngrok didn't let me add one more domain unless I paid $12 more. I probably should've looked for alternatives before building my own, but my grudge got in the way . Once I started, I wanted to make it better than the other options. Silly, I know. No one probably cares. I plan to open source it sometime next year because I’ve got other projects to finish first. It's free until I deplete my cloud credits, then it will switch to a tier-based model with a free option.

    Jan 2026 · wsgrok.com · its alternatives →

  16. 16

    🦅 Built-from-source container image of NGINX. Contribute to ricardbejarano/nginx development by creating an account on GitHub.

    2019 · github.com · its alternatives →

  17. 17

    This project addresses the inefficiencies of traditional Dockerfile-based container builds where each customization layer creates storage bloat through duplicate dependencies from repeated apt-get install commands, network inefficiency from redundant package downloads across different images, and slow iteration cycles requiring full rebuilds of all previous steps. Our solution enables building minimal base images from scratch using debootstrap that precisely include only required components in the initial build, while allowing creation of specialized variants (Java, Kafka, etc.) from these…

    2025 · github.com · its alternatives →

  18. 18

    An experimental high-performance DNS query bruteforce tool built with AF_XDP for extremely fast and accurate bulk DNS lookups. - c3l3si4n/pugdns

    2025 · github.com · its alternatives →

  19. 19AS

    Hi! I am sharing this because it may be useful to others. I created a simple Docker image that lets you easily expose a web app running locally on your dev machine to the Internet, via a proxy server. It is a self hosted alternative to something like Ngrok, which is a paid service if you use custom domains. A small server is cheaper than Ngrok (I use Hetzner Cloud and the cheapest server costs me 3€ per month). I use this method in particular to test HTTP verification with Let's Encrypt for a SaaS app running on my Mac. Hope this is useful :) Code:…

    2019 · its alternatives →

  20. 20

    A fast and anonymous Public DNS resolver

    2017 · freenom.world · its alternatives →

  21. 21

    I've been playing with cross platform windows/linux Kubernetes clusters recently and have had endless problems with installer scripts misconfiguring networking by using the wrong NIC etc. I got frustrated with the tooling on windows to debug container networking so I built a tool that attempts to stitch together the HNS (Host Network Service) & HCS (Host Compute Service) resources into a tree that shows the relationship between configs. You can also search over it to find the networking impacting your containers or launch the windows built in packet capture tool to create a network…

    2022 · github.com · its alternatives →

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  23. 23

    Лучший недорогой docker хостинг в россии для деплоя

    2025 · dockerhosting.ru · its alternatives →

  24. 24

    Privacy-First Public DNS Resolver for the UK

    2025 · trippett.org · its alternatives →

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