Difference between revisions of "Pre-release protocol"

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Revision as of 18:14, 8 December 2012

This page documents the changes from the last stable Minecraft release (currently 1.4.4, protocol 49) to the current pre-release (or weekly release).

New Packets


Changed Packets

Held Item Change (0x10)


Sent when the player changes the slot selection, Server sends it when you travel to a different dimension.

Packet ID Field Name Field Type Example Notes
0x10 Slot ID short 1 The slot which the player has selected (0-8)
Total Size: 3 bytes

Changed Data Types


Removed Packets


Protocol History


Protocol version is now 50. Packet 0x10 is sent both ways. Packet 0x17 has two new bytes, currently unknown.