Download Now Available HelloWorld Launcher Title

Your Minecraft,
Without Limits.

The open source launcher designed to be lightweight, secure and completely customizable. Forget about bloatware.

Download for Windows
View Code
100% Open Source
0% Telemetry
High Performance

Why HelloWorld?

Designed with performance and privacy in mind.

Privacy First

No telemetry or trackers. Your activity is yours alone. 100% auditable code on GitHub.

Fast Startup

Optimized to start in seconds. Perfect for old or low-end PCs.

Mod Management

Install Forge, Fabric and mods directly from the launcher without external tools.

Smart Profiles

Every world has its own configuration. Keep your versions and mods organized.

Offline Mode

No internet? No problem. Play your installed versions anywhere.

Open Source

Total transparency. No hidden installers or added software.

Gallery

Take a look at the simple and powerful interface.

Frequently Asked Questions

Everything you need to know.

Why does it say it has a virus?

Because the app is not signed (certificates cost money). It's a common false positive in open source apps.

Is it legal?

Yes. The launcher uses a legal copy of the game according to Mojang/Microsoft terms.

Does it support large mods?

Yes, it supports heavy modpacks as long as your PC has enough resources.

Does it work without internet?

Yes, you can use Offline Mode to play versions already downloaded.

Does it support Fabric and Forge?

Absolutely. You can create independent profiles for each.