Minecraft 1.3 Patch Notes

Minecraft 1.3 is about to be released, below you will find the full patch notes for this huge update to the game.

Changes:
Confirmed via a weekly build:

General

  • Updated the launcher
    • Includes demo mode
    • No visual changes
  • Improved overall stability and performance
    • Reduced CPU, RAM & bandwidth usage
    • Accelerated chunk loading
    • Decreased lag spike frequency
    • Made the Nether less laggy
    • Decreased unnecessary world updates
    • Made the chat work smoothly even when the server is laggy
    • Decreased packets sent between client and server
  • Made Singleplayer internally use a Multiplayer server
    • Decreased world saving intervals
  • Added optional single-player commands called "Cheats" on non-hardcore worlds
    • Type / and then hit tab to autocomplete & get help on various commands
    • Most commands from MP are available
  • Added option to let LAN friends join SP games
    • You can choose which gamemode players join in and whether they are allowed to use cheats
  • Added demo mode for non-premium users
    • Lasts 5 game days per world
    • Singleplayer only
  • Added Chat Settings
    • Change which parts of chat are shown and how opaque it is
    • Toggle chat colors, links being clickable and warning prompts for links
    • Option to rebind the command key, which opens the chat with / in the textfield
  • Added Snooper Settings
    • Screenshot
    • Allows users to toggle anonymous data being sent to Mojang
    • Shows which data will be sent
  • Added video options
    • Have to be toggled manually in options.txt for now
    • VSync
    • Fullscreen mode
  • Mobs can now spawn on top slabs and upside down stairs
  • Improved F3 mode:
    • Truncated coordinates to 5 fractional digits
    • The y-coordinate now shows both the feet level and the eye level
    • Removed frame rendering time history graph (bottom-left)
    • Added 3 values:
      ws: Walking speed (constant)
      fs: Flying speed (constant)
      g: Boolean value, true when you touch the ground
  • Updated language files
    • Added tooltips for all types of Monster Egg blocks and the End Portal Frame
    • Added more descriptive tooltips for different types of tree-related blocks, sandstone and stone bricks
    • Localized server commands
    • Added missing commands-related strings
    • Added missing double chest GUI caption
  • Fixed many bugs
    • Fixed texture packs in folders not showing their icon and description
    • Fixed Man-in-the-middle attack allowing hackers to log in as you when you visit their server
    • Fixed the Open texturepack folder button not working on OS X

Patch Notes continued after the page break..

Gameplay

  • Added Adventure mode
    • Only playable using commands
    • Building, setting things on fire and using buckets is disabled
    • Players can only interact with mobs and the environment
  • Added trading
    • Screenshots
    • Using emerald as currency, villagers will, depending on profession, offer different trades to players
    • There are three kinds of trades: Selling, buying and enchanting
    • As displayed in the top-most part of the trading GUI, villagers take one or more items or item stacks and give back something
    • After trading, villagers will sometimes emit purple particles for a few seconds to indicate that their trades changed
    • Otherwise unobtainable bottles o' enchanting and chainmail armor can be obtained by trading
  • Improved Creative mode inventory
    • Screenshots
    • There are categorized tabs for various groups of items and blocks
    • Added a search tab which will automatically be switched to when the chat key is hit
    • Added survival inventory tab, which shows the full inventory, a 'Destroy item' slot and armor slots including a preview of your character
    • Items can now be deleted from the inventory by shift-clicking them
    • Added layered snow block, Monster Egg Blocks (Silverfish spawning blocks), Ender Portal frame and all potions
    • Now shows potion effects' timers like in Survival
  • Improved experience collection
    • Depending on ore type, experience now drops from ores that drop items
    • Taking smelted items out of furnaces gives small amounts of experience now
    • Destroying mob spawners gives experience now
    • Adjusted experience level progression:
      Levels 1-15 cost 17 XP points each
      Levels 16-30 cost 3 more XP points than the previous (cost = 17 + (level - 15) * 3)
      Levels 31-∞ cost 7 more XP points than the previous (cost = 62 + (level - 30) * 7)
  • Improved enchanting
    • The new maximum level with bookshelves is 30, without 8
    • 15 bookshelves are enough to reach level 30
    • The 3rd slot shows the highest possible enchantment more often
    • Increased chances for multiple enchantments at once
    • Adjusted enchantments to go with the new maximum level and balance gameplay
  • Added writing in books
    • Right-click with a Book and Quill to write on or read up to 50 pages
    • Click 'Done' to save the book, 'Sign' to choose a title and finalize the book
    • Screenshots
  • Improved Multiplayer
    • Made entities less likely to glitch through blocks - Comparison: before and after
    • Added automagical downloading of standard sized texture packs when joining servers
    • Made server commands more descriptive
    • Added reason parameter to /ban
    • Added /seed command to show the map seed
    • Added /defaultgamemode command to choose the gamemode new players start in
    • Added /debug command to enable and disable profiling
    • /kick messages can now contain "\n" to force a new line
    • Blocks other players are mining now show cracks - Screenshot
    • /tp can now be used to teleport to specific coordinates
    • Made server list re-orderable: shift+click or shift+arrow keys move selected servers
    • Server list now scans for LAN servers - Screenshot
    • Added hardcore difficulty: Players are banned upon death
    • Added SRV Record Lookup Support - Explanation - Service name should be "minecraft"; ie "_minecraft._tcp.example.com"
  • Added & changed many minor things
    • Individual, stackable items near each other on the ground now become one item stack
    • Added shift clicking support to armor slots, brewing stands & enchantment tables
    • Added setting to disable servers offering you texture packs
    • Made the stars smaller and brighter - Screenshot
    • Villagers spawned from spawning eggs will get a random profession now
    • Removed the downwards knockback while drowning
    • Doors being broken by zombies now show their damage - Screenshot
    • You now spawn with an empty inventory in Creative mode
    • The "Mojang" splash screen when opening the game appears for 1 instead of 3 seconds now
    • The sky color in the End changed - Comparison
    • Blocks now show cracks when destroying them while the GUI is hidden
    • You can now fall 4 blocks without getting hurt - might be a bug as there exist other, higher distances that don't cause damaga either
  • Improved the Pick Block key
    • You now get the actual block
    • You can now pick paintings, boats, minecarts and mobs, which will give you their spawn eggs
    • Picking huge mushroom blocks now gives mushrooms
    • You can no longer pick portal blocks
  • Fixed many bugs
    • Fixed liquids slowing down flying players
    • Fixed blocks with the same id but different data/damage values stacking in Creative inventory
    • Fixed boats & minecarts not being one-hit breakable in Creative
    • Fixed raw fish, dyes, saddles, potions, milk buckets and tools depleting in Creative
    • Fixed water destroying non-solid blocks when breaking them from above
    • Fixed Silk touch giving you only one slab from double slabs
    • Fixed redstone updates not propagating through unloaded chunks
    • Fixed repeaters getting stuck when loading their chunk
    • Fixed tools taking damage when breaking insta-breakable blocks
    • Fixed a few misalignments in the item sprite sheet
    • Fixed the arrow representing players on held maps being offset
    • Fixed being able to duplicate sand, gravel and powered rail
    • Fixed placing a piston in front of another powered, but not extended one resulting in a glitched piston with the head's texture on all sides
    • Fixed TNT dropping as a resource on creative mode
    • Fixed powering specifically glitched pistons crashing the game
    • Fixed the End Portal Frame block not showing as a block in the inventory
    • Fixed weather not working correctly in certain biomes
    • Fixed Overworld portals above Y=127 not being recognized when leaving the Nether
    • Fixed various hacked mob spawners crashing the game
    • Fixed thrown splash potions not preserving their type when reloading the world
  • Fixed many Multiplayer-specific bugs
    • Fixed arrows scooting up to the top of the block they were shot on
    • Fixed endermen not opening their jaws
    • Fixed fully charged arrows not showing their particle effect
    • Fixed many sounds not playing
    • Fixed magma cubes' and slimes' jumping animations not showing
    • Fixed thunderstorms not darkening the sky
    • Fixed weather not fading in or out
    • Fixed enchanted armor and tools not glowing to other players
    • Fixed explosions not pushing players back
    • Fixed TNT not knocking back players
    • Fixed pistons not pushing back players
    • Fixed players on minecarts, boats or pigs and spider jockeys not being displayed in the correct location
    • Fixed sneaking players' nameplates not staying hidden when loading the chunks they are in
    • Fixed Unbreaking-enchanted tools sometimes breaking and then re-appearing a few times
    • Fixed potion effects losing their graphical effects when traveling between dimensions
    • Fixed blocks disappearing when placing them under yourself and jumping

World Generation

  • Made sub-biome type mountains like Desert Hills or Ice Mountains taller - Screenshot
  • Made cocoa beans appear on some small jungle trees - Screenshot
  • Added optional starting chest on non-hardcore worlds
    • Screenshot
    • Contents: wooden & stone tools, bread, apples, logs, planks and sticks
  • Added large biomes world type, increasing biome sizes immensely
  • Added desert-specific villages
  • Added desert temples
    • Screenshots
    • Built out of various kinds of sandstone and wool
    • Include hidden chest room and TNT trap, with loot including rotten fleshbonesiron ingots and gold ingotsdiamonds and emeralds
  • Added jungle temples
    • Screenshots
    • Built out of various kinds of cobblestone
    • Contain multiple tripwire traps triggering dispensers filled with arrows
    • Loot chests include bonesrotten fleshgold ingotsiron ingotsdiamonds and emeralds
  • Added emerald ore
    • Only generates in Extreme Hills biomes
    • Occurs up to 8 times per chunk in veins of 1
    • Generates between layers 4 and 31, inclusive

Blocks & Items

  • Emerald Ore
  • Emerald
  • Block of Emerald
    • Screenshot
    • Crafted by putting 9 emeralds on a crafting table
  • Ender Chest
    • Screenshot
    • Crafted by surrounding an eye of ender with 8 pieces of obsidian
    • Stores each player's contents across dimensions and all Ender Chests
    • Contents are preserved even if all Ender Chests are destroyed
    • Explosion-resistant
    • Emits light and purple particles
    • Unless mined using a Silk Touch-enchanted pickaxe, they drop 8 obsidian
  • Tripwire Hook
    • Screenshots
    • String in between needs to be placed manually
    • Breaking the string triggers a redstone signal, cutting it using shears doesn't
    • Entities like boats, mobs, arrows or players touching the string trigger a redstone signal
    • String can be up to 40 blocks long
    • Crafting recipe: Iron ingot on top of a stick on top of a wooden plank
  • String
  • Wooden logs
    • Screenshot
    • Can now be placed in 3 different directions
    • Placement works like similar to piston placement
  • Furnaces
    • Can be fueled by wooden tools now
    • Return an empty bucket when using lava buckets as fuel now
  • Ice
    • No longer creates water in the Nether
    • Can be obtained using Silk Touch-enchanted gear now
  • Glass Panes
    • Can be obtained using Silk Touch-enchanted gear now
  • Nether portal
    • Leaks into the Overworld now: Depending on difficulty, zombie pigmen rarely spawn in them
  • Slabs
    • Added all wood types
    • Wooden slabs crafted after the update act like wood
  • Stairs
  • Slabs and Stairs
    • Will now be placed upside-down when placed on the upper half of a block's side
    • When placed upside down, rails, pressure plates, levers, doors, torches, redstone torches, repeaters, redstone dust and beds can be placed on them - Redstone dust behaves like on glowstone - It transmits power horizontally and upwards, but not downwards. Redstone torches don't power redstone placed on slabs/stairs above them.
  • Leaves
    • Water slowly drips through them when it's raining
  • Cauldrons
    • Slowly fill up when it's raining
  • Dispensers
    • Minecarts & boats will now be placed if there's rails/water in place
    • Instead of dispensing buckets, dispensers will now suck in or place water or lava in front of them
  • Gravel
  • Jungle leaves
    • Have a 1/200 chance to drop a cocoa bean when destroyed now
  • Lever
  • Wooden pressure plates
    • Are triggered by arrows now
  • Pistons
    • Now take 0.05 seconds longer to expand
  • TNT
    • Depending on difficulty, does different amounts of damage now:
        Peaceful: no damage
        Easy: ~50% less damage
        Normal: same damage as before
        Hard: 33.3…% more damage
  • Cocoa beans
    • Retextured item - Screenshot
    • Can be planted & grown on jungle wood now
    • Can be grown instantly using bone meal
  • Cookies
    • Give a full hunger point now
  • Nether Warts
    • Can now be grown in the Overworld and in the End
  • Book
    • Changed crafting recipe: 3 pieces of paper and one piece of leather in any possible shape
  • Book and Quill
    • Crafting recipe: 1 ink sac, 1 feather and 1 book in any possible shape
  • Written Book
    • Can only be obtained by signing a Book and Quill
    • Can be sold to villagers
  • Empty buckets
    • Stack up to 16 now
    • Stacked buckets work just like stacked glass bottles do
  • Signs
    • Stack up to 16 now
    • Crafting now gives 3 signs instead of 1
  • Golden Apple
    • Has two crafting recipes now, the new one replacing gold nuggets with gold blocks
    • Second tier gives Regeneration IVResistance and Fire resistance effects
    • Only second tier glows like enchanted tools
  • Spawners
    • Added NBT tags to further customize spawned entities
    • Only changeable using map editors or mods
  • Boats
    • Are not broken by lilypads anymore, instead they run straight through the lilypad now, breaking and sometimes dropping it
    • Are less glitchy and more responsive now
    • Increased maximum speed
    • When exiting, players will be moved from the boat
    • When broken by a player, they drop a boat now
  • Minecarts
    • When on rails, they can be accelerated a bit while sitting in them
    • When exiting, players will be moved from the minecart

Mobs

  • Pigs
    • Drop 1-3 meat now
  • Slimes
    • Reduced spawn rate in superflat maps
  • Silverfish
    • When suffering from poison potions, they will now spawn more silverfish from nearby silverfish blocks more often
  • Creepers
    • Increased knockback effect
    • Depending on difficulty, they do different amounts of damage now:
        Easy: ~50% less damage
        Normal: same damage as before
        Hard: 33.3…% more damage
  • Creepers & Spiders
    • Become aggressive towards the last mob or player that hit them now
  • Skeletons, Creepers & Zombies
    • Become neutral against players again a few seconds after being hit in Creative