Asterneko Launcher

Lightweight · Fast · Open Source — The next-gen Minecraft launcher for everyone

Developed & maintained by MuoCeon

Asterneko Launcher

VersionLatest1.21.1

WHY

As the Minecraft launcher by MuoCeon, Asterneko Launcher inherits MuoCeon's philosophy of openness, freedom, and community-driven development. We don't do bloat — we do excellence.

Features

Instance Management

Full Minecraft version support with isolated instances. Create, switch, delete — one click away. No more version conflicts.

Mod Marketplace

Built-in mod browser with dual-source search from CurseForge and Modrinth. Mods, resource packs, and shaders install instantly.

Multiplayer

Built-in multiplayer module with LAN tunneling and direct server connection. Explore, build, and adventure with friends.

Multi-Account

Microsoft authenticated login with multi-account switching. Skins and capes sync automatically.

Cloud Sync

Sync skins, account preferences, and launcher settings via MuoCeon Cloud. Mod version markers sync automatically — saves require manual sync.

Theme Customization

Dark and light themes with custom color options. Make the launcher truly yours with a personalized interface.

Download

Asterneko Launcher supports Windows, macOS, and Linux. Built on Tauri 2 for native performance and instant startup.

Windows · macOS · Linux

Open Source

GPL-3.0License

Tauri 2Native Performance

React 19Modern UI

Asterneko Launcher is fully open source under GPL-3.0. All code is publicly available on GitHub. We believe transparent code builds trust — every developer is welcome to contribute.

Join the Community

Join the MuoCeon community to discuss, give feedback, and help shape the future of Asterneko Launcher. Your voice matters.

FAQ

Do I need a premium Minecraft account?

Yes, you need a legitimate Minecraft: Java Edition account. We use Microsoft OAuth for secure authentication and never store your password.

Is the launcher free?

Completely free and open source under GPL-3.0. You are free to use, modify, and distribute it.

Which platforms are supported?

Windows, macOS, and Linux. Built on Tauri 2 for native performance and a small installation footprint.

Does cloud sync upload my save files?

Not by default. Cloud sync only handles skins, account preferences, and mod version markers. Save files require manual sync.

How do I install mods?

The built-in mod browser supports both CurseForge and Modrinth. Browse and install with one click — no manual file handling needed. Local modpack import is also supported.