Minecraft:Java Edition 20w21a

20w21a is the eighteenth Minecraft:snapshot for Minecraft:Java Edition 1.16, released on May 20, 2020,<ref name="20w21a">Template:Snap</ref> which adds experimental support for custom worlds and fixes bugs.

Additions

File:Warped Forest Overworld.png

A warped forest biome in the Overworld using the new generator.

General

Minecraft:Customized worlds

• Added experimental support for new custom worlds.
• The "Edit World" menu now has an option to export world settings to a JSON file.
  • Previously exported world settings can be imported during world creation.
• Many new parameters are exposed but marked as experimental, meaning they can be used but may later be removed.

Minecraft:client.json arguments

• disableChat
  • Disables the receiving and sending of online chat.
• disableMultiplayer
  • Disables the "Minecraft:Multiplayer" and "Minecraft:Minecraft Realms" buttons.

Minecraft:Settings

• Added functionality to import/export world settings.

Minecraft:Sound events

• Added a new sound event for Minecraft:foxes teleporting after eating a Minecraft:chorus fruit.

Minecraft:Subtitles

• Added an unused<ref>Template:Bug</ref> subtitle for traveling through a Minecraft:Nether portal, "Portal noise fades".
• Added a subtitle for activating a Nether portal, "Portal noise intensifies".
• Added a subtitle for Minecraft:cat purring, "Cat purrs".
• Added a subtitle for Minecraft:donkey eating, "Donkey eats".
• Added a subtitle for fox teleporting, "Fox teleports".
• Added subtitles for Minecraft:mules neighing and eating; "Mule neighs" and "Mule eats", respectively.
• Added subtitles for Minecraft:parrots imitating Minecraft:hoglins, Minecraft:piglins, and Minecraft:zoglins; "Parrot growls", "Parrot snorts", and "Parrot growls", respectively.
• Added subtitles for Minecraft:zombies attacking and breaking wooden Minecraft:doors; "Door shakes" and "Door breaks", respectively.
• Added subtitles for using Minecraft:cartography tables, Minecraft:looms, and Minecraft:stonecutters; "Map drawn", "Loom used", and "Stonecutter used", respectively.
• Several of these subtitles do not show up in-game but are specified in Minecraft:sounds.json.

Changes

Blocks

Minecraft:Redstone dust

• Right-clicking an isolated redstone toggles it between a cross and a dot.
  • A dot of redstone does not power surrounding blocks, and a cross does.
  • Redstone which is connected to anything is not toggleable.

Stems

• Now have a hardness of 1.

Items

Minecraft:Nether sprouts

• Are now positioned in the center of the inventory slot as opposed to the bottom.

Mobs

Minecraft:Piglins

• No longer walk around when admiring golden items.
• If a piglin is hurt while admiring a gold ingot, the ingot now disappears without completing a barter.

World generation

Ore blobs

• Increased the chance of ores to generate in the Minecraft:basalt deltas to balance against the reduced amount of Minecraft:netherrack in this biome.

World types

• Minecraft:Buffet worlds can no longer be created from Minecraft:server.properties.

Command format

Template:Cmd

• Structure names are now specified as lowercase.

Template:Cmd

• Added the ability to control the height.
  • Syntax: Template:Cmd
    • maxHeight specifies the maximum height for resulting positions.

Gameplay

Minecraft:Fishing

• Minecraft:Lily pads are now considered junk fishing loot rather than treasure.

General

File:Splash2020.png

New Mojang logo on the loading screen.

File:Java Edition logo 12.png

New Minecraft logo.

Menu screens and splash

• Updated Minecraft:Mojang Studios and Minecraft Minecraft:logos.

Minecraft:NBT format

• The Dimension tag is now a resource location string instead of a number, which is used in Minecraft:player.dat.

Minecraft:Obsidian platform

• Now can regenerate when a non-player entity enters the End through an Minecraft:End portal.

Minecraft:Subtitles

• Changed the subtitle for Minecraft:zombie villagers converting from "Zombie vociferates" to "Zombie Villager vociferates".
• Changed the subtitle for zombie villagers being cured from "Zombie snuffles" to "Zombie Villager snuffles".
• Changed the capitalization:
  • "Blast furnace crackles" to "Blast Furnace crackles".
  • "Enchanting table used" to "Enchanting Table used".
  • "Respawn anchor is charged" to "Respawn Anchor is charged".
  • "Respawn anchor depletes" to "Respawn Anchor depletes".
  • "Respawn anchor sets spawn" to "Respawn Anchor sets spawn".
  • "Turtle egg breaks" to "Turtle Egg breaks".
  • "Turtle egg cracks" to "Turtle Egg cracks".
  • "Turtle egg hatches" to "Turtle Egg hatches".
• Removed the subtitle "Horse lands".

Minecraft:Superflat

• Removed structure settings from flat level preset strings as it was broken due to the addition of customizable worlds.

Minecraft:Tags

• Removed wither roses from the #prevent_mob_spawning_inside block tag.

Minecraft:Worlds

• Old customized worlds (from before Minecraft:Java Edition 1.13) now say "Old Customized" in the world selection screen.