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1.17, the first release of the Caves & Cliffs update, is a major update to Java Edition set to release in the summer of 2021. It was first announced during Minecraft Live 2020 on October 3, 2020. Most things are unconfirmed.

Planned additions

Blocks

Amethyst Geode
  • Make bell-like sounds
  • Very rare block
  • Grow from another unobtainable block
  • Drop crystal shards, which can be crafted into a Telescope
Copper
  • New ore, found under ground
  • Turns green over time, like real copper.
Copper Ore
Copper Block
Copper Stairs
Copper Slab
Clay Pots
  • customizable
  • designed fixed by lighting fire under the pots
Glow Berries
  • Light source
Blossom
Dripleaf
Sculk block
  • Sculk sensor
  • Can be used for wireless redstone
Stalactite
  • Deals damage
  • can drip water to fill cauldrons
Lightning Rod
  • crafted with copper
Powdered Snow

Items

Telescope
  • Crafted from crystal shards and copper
  • when held, allows the player to see far away in a small circle
Bundle
  • Can be used as inventory space solution
Brush
  • Can be used on dirt and gravel
Axolotl Bucket

Mobs

Axolotl
  • Aquatic creature found in bodies of water within the Lush Caves.
  • Can be caught in a bucket like fish.
  • Comes in different colours.
Warden
  • Spawns deep underground
  • Attacks the player when they sense movement.
    • follows sources of noise such as snowballs hitting blocks.
  • Incredibly strong
Goat
  • Spawns in mountains biomes.
  • Can jump very high into the air to avoid obstacles.
  • Attacks some animals and knocks them very far away.

Glow Squid

  • Originates from Minecraft Earth.
  • Glows in ocean

World generation

Lush caves
Mountains
  • Revamped
Dripstone caves
  • Contain stalactites and stalagmites
Cave generation
  • Drastically improved
Archeological Site
  • New structure with brushes

Gameplay

Archaeology

Planned fixes

16 issues fixed
From released versions before 1.17
  • MC-130449 – Cartographer villager freezes or crashes the game when unlocking explorer maps
  • MC-130584 – When a structure loads, water sources in the structure spread into waterloggable blocks
  • MC-133691 – Blocks can't be placed normally on a full cauldron
  • MC-169945 – Skeletons don't burn in minecarts while being exposed to daylight
  • MC-174685 – Drowned arm texture is reversed by the model
  • MC-189565 – Some entities do not render inside of spawners and producing error log spam in console, potentially causing lag
  • MC-190896 – Lag when opening a shipwreck chest containing buried treasure map
  • MC-195351 – Comparator in compare mode can schedule unneeded tileticks
  • MC-196542 – Small cleanup for skylight propagation code
  • MC-197009 – Referencing empty item tag in recipe can crash client
  • MC-197140 – Jack o'Lantern doesn't come after Carved Pumpkin in Creative Inventory
  • MC-197179 – Baby piglins that pick up leather don't despawn, cluttering the Nether with unnecessary baby piglins
  • MC-197524 – Border chunks do not enforce neighbors to be loaded, causing light updates to get stuck
  • MC-198129 – ReplaceBlobsFeature changed from 1.16.1 to 1.16.2, affecting Basalt Delta generation
  • MC-198414 – if the angle in /spawnpoint is set to +-infinity, and the player dies, it will kick the player, and upon rejoin will crash the game
  • MC-198807 – Making piglins and piglin brutes angry at certain entities (like dropped items) crashes the game

Trivia

  • The axolotl will be added long after the track of the same name by C418, which released in the Update Aquatic. They are small mexican salamanders which are critically endangered.

References

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