🔧 Core Features

Spoiler for Hiden:

📦 Automatic Game Update

• Connects to a remote server
• Downloads and extracts the update directly into the game root directory
• Displays progress for download and extraction
• After the update, a update_hashes.json file is automatically generated with MD5 checksums for verification

🛡 File Integrity Check

• Verifies all .exe and .dll files
• Also verifies .bmd files inside Data/Local/
• If any mismatch is found, an error is shown and game launch is blocked

🖥️ Launch Settings

• Toggle between Full Screen and Windowed mode (mutually exclusive checkboxes)
• Supports any number of .reg resolution files from Launcher/resolutions
• Automatically loads and applies resolution setting on launch

🔊 Sound Configuration

• Choose between full sound, music only, sound effects only, or complete silence
• Applied via corresponding .reg files from Launcher/sounds

📡 Server Integration

Player Online Counter

• Executes SQL query to your database using parameters from a remote config
• Supports SQL Server via pyodb

Castle Siege Timer

• Displays current state: REG, REG IN, BATTLE, or CS IN
• Pulls data from config.json, updates every second
• Handles multiple timezones using pytz

🎨 Interface & Design

• Fully custom frameless UI
• Smooth animations (fade-in on startup)
• Transparent window with drop-shadow effects
• News block from Launcher/news.txt
• Social media icons: Discord, YouTube, TikTok, Facebook
• Adaptive layout split into left (settings) and right (preview + news)

🌍 Multilanguage Support

• Language selection via flags: 🇱🇹 LT, 🇬🇧 EN, 🇷🇺 RU
• Language saved in Launcher/config.json
• Easily extendable translation system

🔐 Security Features

• Requires administrator privileges to run
• Protected from double launch using Windows mutex
• Safe .reg execution support

📁 Configuration Files

• Launcher/config.json — local user preferences (resolution, sound, mode, language)
• update_hashes.json — reference hash list of critical files
• Launcher/news.txt — customizable news text displayed in the launcher

🟢 Compatibility & Integration

• Works on all versions of Windows
• No installation required
• Seamlessly integrates with any Mu Online server

💡 Ideal for server admins who want to offer players a modern, secure, and visually appealing launcher experience.

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