DNS Changer 🚀

Simple, powerful, one-click DNS server changer app made for Linux! A lightweight desktop application to quickly switch between DNS servers (NextDNS, Cloudflare, Google, etc.) with real-time ping testing.

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📌 Features

• Change DNS settings with a single command
• Built-in & custom DNS provider widgets for easy selection and management
• Modular UI components (widgets.py, panels/) for a clean, extensible interface
• Backup and restore DNS configurations
• Lightweight, fast, and Linux-only

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❓ Why use DNS Changer?

This app is simple and easy to use—just one click to change your DNS server. It offers built-in ad-blocking and filtering, reduces ping for faster responses, and is designed with a privacy-focused mindset.

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💾 Installation

1. Download the pre-built binary (recommended)
   Grab the standalone dns-changer executable from GitHub Releases—no Python or dependencies required. Make it executable and run:

   curl -L -o dns-changer https://github.com/kun-create/dns-changer/releases/latest/download/dns-changer
   chmod +x dns-changer
   ./dns-changer
   

2. Or build from source with Nuitka

   python -m nuitka \
    --onefile \
    --follow-imports \
    --enable-plugin=tk-inter \
    --include-package=tksvg \
    --include-package=tkfontawesome \
    --include-package-data=tksvg \
    --include-package-data=tkfontawesome \
    --include-data-files=./logo/logo40.png=./logo/logo40.png \
    --include-data-files=./data/dns_configs.json=./data/dns_configs.json \
    --include-data-files=./data/promo_nextdns.json=./data/promo_nextdns.json \
    --linux-icon=./logo/logo40.png \
    --company-name='Kun Create' \
    --product-name='DNS Changer' \
    --file-description='GUI tool to switch DNS on Linux' \
    --file-version=1.0.0 \
    --product-version=1.0.0 \
    --assume-yes-for-downloads \
    --lto=yes \
    --static-libpython=auto \
    --remove-output \
    --output-filename=dns-changer \
    main.py
   

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🚀 Usage

• Launch the GUI

  ./dns-changer
  

• Select a provider via the DNS provider widgets on the main tab

• Click Connect to apply your choice

• Use the Backup/Restore panel to manage snapshots of your DNS configuration

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📦 Releases

We strongly recommend using the pre-built dns-changer binary from our Releases page for the fastest setup:

• Download dns-changer
• Make it executable: chmod +x dns-changer
• Run: ./dns-changer

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