A delicious snapshot appears! This snapshot introduces some tweaks to the raw ore textures, a few copper changes, and the introduction of noodle caves in the Caves & Cliffs Preview datapack.

If you have any feedback, a penne for your thoughts…

CHANGES IN 21W17A

Small Dripleaves can now also be placed on Moss Blocks
Copper Ore drops 2-3 raw Copper when mined, or more when using a tool enchanted with Fortune
Copper Blocks are now crafted from 9 Copper Ingots
Tweaked the texture of raw Metal blocks

Click here for a full resolution image of the new raw ore textures in snapshot 21w17a.

CHANGES TO THE CAVES & CLIFFS PREVIEW

Download the updated datapack here.

Large Ore Veins have been tweaked
Added noodle caves – thinner, squigglier, and more claustrophobic variant of spaghetti caves

Click here for a full resolution image of noodle caves in snapshot 21w17a.

LARGE ORE VEINS

Ore veins are now slightly rarer and slightly smaller (but they are still large!)
The ores in the vein are clumpier and less evenly distributed
If you are lucky you may find a raw ore block in the vein

FIXED BUGS IN 21W17A

MC-170443 - Banner copying recipe ignores existence of other items in crafting grid
MC-187664 - World border uses float to determine its size, making some border sizes inaccessible, and cannot be set to 30 million or beyond
MC-201269 - Constantly teleporting player to a phantom crashes the game/kicks the player
MC-203570 - Candles aren’t grouped in the recipe book
MC-203745 - Repeated teleport between dimensions causes the entity to duplicate on the client
MC-204031 - Waxed Cut Copper (any level of weathered) have two separate recipes in the recipe book
MC-214187 - Void platform generates multiple times
MC-214735 - Horse disappears when dying while riding it and reloading the world while it’s unloaded
MC-214838 - Big dripleaf stem remains after breaking a stem or leaf above it
MC-214865 - Floating islands world type generates extreme terrain
MC-219155 - Fishing line only starts on half distance between the fishing rod and bobber (Apple M1 only)
MC-219840 - You cannot unlock the recipe for Mossy Stone Bricks
MC-219842 - Recipes for mossy cobblestone and mossy stone bricks aren’t grouped
MC-220033 - (Parity issue) Hanging Roots can’t be waterlogged
MC-221560 - Copper/Coal Ore in Deepslate Patches aren’t Deepslate Ores
MC-222008 - Empty/missing template pool error grammar mistake
MC-222520 - Raw and Ore smelting previews aren’t grouped together
MC-223055 - Amethyst buds and cluster have an unused blockstate
MC-223792 - Shrinking world border with center past x/z 29999983 crashes the game

GET THE SNAPSHOT

Snapshots are available for Minecraft: Java Edition. To install the snapshot, open up the Minecraft Launcher and enable snapshots in the "Installations" tab.

Snapshots can corrupt your world, so please backup and/or run them in a different folder from your main worlds.

Cross-platform server jar: