minecraft-launcher-lib 4.6

A library for creating a custom Minecraft launcher

minecraft-launcher-lib

A Python library for creating a custom minecraft launcher. This library containts functions to install and execute minecraft and interacting with mojang accounts.

import minecraft_launcher_lib
import subprocess
import sys

# Set the data for your Azure Application here. For more information look at the documentation.
CLIENT_ID = "YOUR CLIENT ID"
SECRET = "YOUR SECRET"
REDIRECT_URL = "YOUR REDIRECT URL"

# Get latest version
latest_version = minecraft_launcher_lib.utils.get_latest_version()["release"]

# Get Minecraft directory
minecraft_directory = minecraft_launcher_lib.utils.get_minecraft_directory()

# Make sure, the latest version of Minecraft is installed
minecraft_launcher_lib.install.install_minecraft_version(latest_version, minecraft_directory)

# Login
print(f"Please open {minecraft_launcher_lib.microsoft_account.get_login_url(CLIENT_ID, REDIRECT_URL)} in your browser and copy the url you are redirected into the prompt below.")
code_url = input()

# Check if the url contains a code
if not minecraft_launcher_lib.microsoft_account.url_contains_auth_code(code_url):
    print("The url is not valid")
    sys.exit(1)

# Get the code from the url
auth_code = minecraft_launcher_lib.microsoft_account.get_auth_code_from_url(code_url)

# Get the login data
login_data = minecraft_launcher_lib.microsoft_account.complete_login(CLIENT_ID, SECRET, REDIRECT_URL, auth_code)

# Get Minecraft command
options = {
    "username": login_data["name"],
    "uuid": login_data["id"],
    "token": login_data["access_token"]
}
minecraft_command = minecraft_launcher_lib.command.get_minecraft_command(latest_version, minecraft_directory, options)

# Start Minecraft
subprocess.call(minecraft_command)

Features:

• Easy installing
• Get command to run Minecraft
• Login to Microsoft account
• Support Forge, Fabric and Liteloader
• Old versions like alpha or beta supported
• All functions have type annotations and docstrings
• Only depents on requests
• Supports PyPy
• Full Documention with tutorial online available
• Examples available
• OpenSource

View more examples

Read the documentation

Thanks to tomsik68 who documented how a minecraft launcher works

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