Argon Launcher (1.21.11, 1.20.1) – A Feature-Rich Minecraft Launcher Built in Python

Argon Launcher (1.21.11, 1.20.1) is a modern Minecraft launcher designed to be simple, fast, and beginner-friendly. It helps players manage Minecraft versions and mods easily without complicated setup.

Features:

• Easy Modloader Switching
  • Supports both Forge, Fabric, Quilt and NeoForge
  • Switch modloaders without reinstalling the game
• Built-in Mod Installation
  • Integrated Modrinth support
  • Search, download, and install mods directly from the launcher
  • No manual file copying required
• Minecraft Version Management
  • Play the latest releases
  • Access snapshots for testing new features
  • Run older Minecraft versions when needed
• Performance & Convenience
  • Optimized for smooth gameplay
  • Clean interface, easy to understand for new players
  • Quick setup and fast launching

Screenshots:

How to install:

• Windows
  • Download the Windows installer .exe below
  • Run the installer (a false virus warning may appear)
  • The installer will:
    • Install Argon and required dependencies
    • Create Start Menu and Desktop shortcuts
• macOS
  • Requires Python (usually pre-installed on macOS)
  • If issues occur, report them on Argon’s Issues page
  • Download Argon-Launcher-MACOS.sh below
  • Open Terminal and navigate to the downloaded file location
  • Run the command: sh ArgonMac.sh
  • The installer will download and start automatically
  • After installation:
    • Open Finder
    • Go to the mounted disk Argon Installer
    • Drag the Argon app into the Applications folder
  • Launch Argon using Finder, Launchpad, or Spotlight Search
• Manual Installation
  • Install dependencies:
    • Run install.py or
    • Use pip install -r requirements.txt
  • Start Argon by running: python main.py

Argon Launcher (1.21.11, 1.20.1) Download Links

For All Versions of Minecraft

Windows Installer version (Exe file): Download from Server 1 – Download from Server 2

MACOS version (Sh file): Download from Server 1 – Download from Server 2

Zip version: Download from Server 1 – Download from Server 2