1.12 - The World of Color Update

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1.12 (also referred to as the World of Color Update) was a Minecraft update, released on June 7, 2017.^[1]^[2]

Java Edition version history
◄ 1.11 • 1.12 • 1.13 ►

Additions[]

Advancements - The replacement system for achievements that can be customized via JSON files and has a tab-based UI.
Narrator - Reads text in the chat, activated by pressing Ctrl+B.
Recipes for items can be unlocked, allowing a player to craft an item without putting the ingredients in their special combination.
Functions - list of commands found in the save directory.
Menu screen - clicking the copyright text will allow a player to see the credits.

Toolbars in Creative - Ctrl+1–9 saves the current hotbar to a list called toolbars; Lshift+1–9 loads in from the hotbar.

Illusioner - A hostile mob that creates copies, or illusions, of itself. It does not spawn naturally.

Concrete powder - A block that is affected by gravity and turns into concrete when it touches water. It can also come in the 16 different dye colors.

Glazed terracotta - A block which has 16 different patterns depending on the dye color used to make it.

Knowledge Book - currently only obtainable with the command /give @p knowledge_book.
- It contains a list of item IDs that will unlock the specified items' recipes for any player that consumes it.

Achievements have been removed, and replaced with advancements.
Materials tab merged with the Miscellaneous tab in Creative mode.
Minecraft now uses Java 8, and it is now required to run the game.^[3]
- As a result, the splash text "Now Java 6!" has been changed to "Now Java 8!"

Creative mode - The "miscellaneous" tab was merged with the "materials" tab which is now on the bottom-left in order to make way for the "toolbars" tab.

Wool and banners - Colors have been modified to be more vibrant.
Beds - Un-angered Zombified Piglins will no longer stop players from sleeping.
- Beds can now be dyed in the 16 different colors. They will also reduce fall damage upon landing and will bounce a player, a bit less than slime blocks.
Paintings - now they try to take up as much space as possible when placed.
Magma blocks - they now burn indefinitely when lit on fire, similar to Netherrack.
Beacons - beam colors are now darker and they now display their name when hovering over them.
Enchantment tables - Now display their name when hovering over them.
Hardened clay - Now called terracotta.
Note block - New sounds.
- Block of gold: bell
- Bone block: xylophone
- Clay block: flute
- Packed ice: chime
- Wool: guitar

There were eleven snapshots and seven pre-releases for 1.12.

Released on August 3, 2017, this version fixed 3 bugs and updated the game credits.

1.12.2 was released on September 18, 2017, and is the first version to have the official name Minecraft: Java Edition. It also fixed 9 bugs.

Mojang Studios staff had already begun work on 1.12 features in December 2016,^[4] and they had come up with a theme for the update as well.^[5]
A contest was held on Reddit in early 2017, where users could submit pictures of "colorful builds" which could be featured in the next Minecraft trailer.^[6]

Java Edition Updates
Classic	Survival Test
Infdev	Seecret Updates
Alpha	Halloween Update
Beta	Beta 1.7 • Adventure Update
Official Release	1.0 • 1.1 • 1.2.1 • 1.3.1 • 1.4 • 1.5 • 1.6 • 1.7 • 1.8 • 1.9 • 1.10 • 1.11 • 1.12 • 1.13 • 1.14 • 1.15 • 1.16 • 1.17^(upcoming)
April Fools' Updates	Minecraft 2.0 (2013) • 15w14a (2015) • 1.RV-Pre1 (2016) • 3D Shareware v1.34 (2019) • 20w14∞ (2020)