Features

Console

View server log output in real-time and enter commands directly in the console. Supports command history, quick command panel, and toolbar actions.

server.properties Editor

Edit server configuration with a graphical interface. Supports categorized browsing and search filtering — no need to manually modify files.

Player Management

• Whitelist management
• Ban management
• OP permission management

Plugin System

Lua script-based plugin extension mechanism:

• Plugins can register custom UI components and pages
• Context menu extensions
• Plugin permission management panel
• Sandboxed plugin runtime

Theme System

• 5 built-in themes: Default, Midnight, Ocean, Rose, Sunset
• Dark/light mode toggle
• Acrylic/frosted glass effect
• Complete CSS Variables design token system with runtime switching

Multi-language Support

12 built-in languages:

• 简体中文, 繁體中文
• English, 日本語, 한국어
• Français, Deutsch, Español
• Русский, Tiếng Việt

Java Management

• Auto-detect Java runtimes installed on the system
• Built-in Java downloader for one-click installation

Mod Management

View and manage server-side mods/plugins.

Server Creation

Guided server creation workflow for quickly configuring and launching a new Minecraft server.

Safe Shutdown

Sea Lantern automatically stops the Minecraft server safely when closing, preventing save corruption.

Auto Update

Check for new versions with incremental download and checksum verification. One-click install.

System Tray

Minimize to system tray and keep the server running in the background.