The launcher installs and updates the game — no need to grab these archives by hand. You need your own Minecraft: Java Edition.
Binaries removed (licence cleanup, see #6741); tags and source remain.
New
- Decode the server's command tree and complete commands with it (#708)
- Show the server's recipe book on a server and place its recipes (#714)
- Hoppers: look up the block only under five-slot containers (#738)
- LAN: compress a large packet once for every connection (#748)
- LAN: write chunk packets straight into one buffer (#739)
- LAN: wake the writer threads from one post thread, once per tick (#737)
Install or update it from the Horizon launcher: it installs new versions by itself. New here? Get the launcher at https://playhorizon.dev. You need your own copy of Minecraft: Java Edition.
Not an official Minecraft product. Not approved by or associated with Mojang or Microsoft.