Horizon web

Minecraft: Java Edition 26.3 rewritten in Rust, compiled to WebAssembly and drawn with WebGPU. It plays on the resources prepared from your own copy of the game.

Your prepared resources
Drop a zip of the folder horizon-prepare made (.local/horizon-client/26.3, or resources/ in a release), or pick it.

Choose zip… Choose folder…

Microsoft account: not signed in. Single player and offline-mode servers need none; online-mode servers do.

Options

Game arguments WebSocket relay, for servers joined by address and Microsoft sign-in

Saves, options and worlds stay in this browser (IndexedDB). ·

Not an official Minecraft product. Not approved by or associated with Mojang or Microsoft. Horizon ships no Minecraft code or assets: the resources come from your own legally obtained copy.