Top 12 Open-Source Alternatives to Quad9

Product categories

Ad Blockers Block Ads Cloud VPN DNS DNS Tools Monitoring Tools Privacy Security Security & Privacy Threat Detection And Prevention VPN Web Browsers

Summary

The top open-source alternatives to Quad9 are NextDNS, DNSCrypt Protocol, and ProtonVPN. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

NextDNS Landing Page
1

NextDNS

Block ads, trackers and malicious websites on all your devices.
Pricing:
- Open Source
#Security & Privacy #Threat Detection And Prevention #Ad Blockers 499 social mentions
DNSCrypt Protocol Landing Page
2

DNSCrypt Protocol

A protocol to improve DNS security
Pricing:
- Open Source
#Security & Privacy #DNS #DNS Tools 12 social mentions
ProtonVPN Landing Page
3

ProtonVPN

ProtonVPN is a security focused FREE VPN service, developed by CERN and MIT scientists. Use the web anonymously, unblock websites & encrypt your connection.
Pricing:
- Open Source
#VPN #Cloud VPN #Security 310 social mentions
Pi-hole Landing Page
4

Pi-hole

Pi-hole is a multi-platform, network-wide ad blocker.
Pricing:
- Open Source
#Security & Privacy #Ad Blockers #Threat Detection And Prevention 1185 social mentions
Blokada Landing Page
5

Blokada

The best ad blocker for Android. Free and open source.
Pricing:
- Open Source
#Security & Privacy #Ad Blockers #Threat Detection And Prevention 236 social mentions
Simple DNSCrypt Landing Page
6

Simple DNSCrypt

A simple management tool for dnscrypt-proxy.
Pricing:
- Open Source
#Security & Privacy #DNS #DNS Tools 15 social mentions
Technitium DNS Server Landing Page
7

Technitium DNS Server

Technitium DNS Server is an open source tool that can be used for self hosting a local DNS server for privacy & security or, used for testing by developers on their computer.
Pricing:
- Open Source
#Security & Privacy #Ad Blockers #Threat Detection And Prevention 30 social mentions
Brave Landing Page
8

Brave

Fast and secure, ad and tracker blocking browser.
Pricing:
- Open Source
#Web Browsers #Web Development Tools #Web Tools 577 social mentions
dnsmasq Landing Page
9

dnsmasq

Dnsmasq is a lightweight, easy to configure DNS forwarder and DHCP server.
Pricing:
- Open Source
#Security & Privacy #Ad Blockers #Block Ads 5 social mentions
RethinkDNS Landing Page
10

RethinkDNS

2B+ Android users deserve access to a safer and open Internet.
Pricing:
- Open Source
#Security & Privacy #Monitoring Tools #Ad Blockers 21 social mentions
ZeroTier Landing Page
11

ZeroTier

Extremely simple P2P Encrypted VPN
Pricing:
- Open Source
#VPN #Security & Privacy #Cloud VPN 35 social mentions
DuckDuckGo Landing Page
12

DuckDuckGo

The Internet privacy company that empowers you to seamlessly take control of your personal information online, without any tradeoffs.
Pricing:
- Open Source
#Search Engine #Web Search #Internet Search 1666 social mentions