Java Edition 14w31a

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 "title": "14w31a",
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 "field": "''(link to Java Edition article, displayed as Java Edition)''",
 "label": "(link to Edition article, displayed as Edition)"
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 {
 "field": "July 30, 2014",
 "label": "Release date"
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 {
 "field": "(link to Snapshot article, displayed as Snapshot)",
 "label": "(link to Version types article, displayed as Type)"
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 {
 "field": "(link to Java Edition 1.8 article, displayed as 1.8)",
 "label": "Snapshot for"
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 {
 "field": "[https://piston-data.mojang.com/v1/objects/76f1d68d032fdaa228c477fd927dc12745277e8a/client.jar Client] ([https://piston-meta.mojang.com/v1/packages/ef279ffa71f8f36481dad0de9744e166805d54fc/14w31a.json .json])<br />[https://piston-data.mojang.com/v1/objects/05fde0b4039104a27df8c7b95d327ecafc06cde7/server.jar Server] ([https://piston-data.mojang.com/v1/objects/55303b539eb9193a5e580457e46cb55ed23e119a/windows_server.exe .exe])",
 "label": "(link to Tutorial:Installing a version#Manual version installation article, displayed as Downloads)"
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 {
 "field": "32",
 "label": "(link to Protocol version article, displayed as Protocol version)"
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 {
 "field": "1",
 "label": "<span style=\"white-space: normal;\">(link to Pack format#List of pack formats article, displayed as Resource pack format)</span>"
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 {
 "field": "<span class=\"plainlinks\">[https://en.wikipedia.org/wiki/Java_version_history#Java_SE_6 Java SE 6]</span>",
 "label": "<span style=\"white-space: normal;\">Minimum Java version</span>"
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 "invimages": [],
 "footer": "<table style=\"margin: auto; word-break: break-word;\">\n<tr style=\"background: inherit;\">\n<td style=\"padding: 0.4em\" >[[Java Edition 1.7.10|<span style=\"margin-right:-0.35em\">◄</span>◄  1.7.10]]</td>\n<td style=\"padding: 0.4em\">'''[[Java Edition 1.8|1.8]]'''</td>\n<td style=\"padding: 0.4em\" >[[Java Edition 1.8.1| 1.8.1 <span style=\"margin-right:-0.35em\">►</span>►]]</td>\n</tr>\n<tr style=\"background: inherit;\">\n<td style=\"padding: 0.4em\">\n[[Java Edition 14w30c|◄  14w30c]]\n</td>\n<td style=\"padding: 0.4em\">''' 14w31a'''</td>\n<td style=\"padding: 0.4em\">\n[[Java Edition 14w32a| 14w32a ►]]\n</td>\n</tr>\n</table>"
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14w31a is the forty-first snapshot released for Java Edition 1.8, released on July 30, 2014.^[1]

Banners

• Added missing upward gradient and right solid half patterns, upside-down diagonal halves, bottom half, and right half.
• Changed the name of existing patterns according to Vexillology.
• Can be used as fuel in furnaces.

Cobblestone stairs

• Renamed "Stone Stairs" to "Cobblestone Stairs".

Daylight sensors

• Can be inverted with a right click.
  • Reaches full strength at the opposite time than it would when set to normal.
  • This can allow for a light that turns on at night rather than day without the need of a NOT gate.

Ladders & melons

• Mined faster using axes.

Maps

• Zoomed maps now snap to a grid rather than being centered on the original map.

Rabbits

• Now take fall damage.
• Now have sounds.
  • Have 'hurt', 'death', 'hop', and 'idle' sounds.
    • The 'hop' and 'idle' sounds are barely audible.
• Changed model.
  • Added tail.

World border

• The time parameter of the world border size changing can now be larger.
• Only players get damage outside of the world border.

/debug

• Can now be run in single player.
• New arguments for debug /debug <start|stop|chunk> [<x> <y> <z>].
  • x/y/z are required and valid only for chunk mode.
  • May be removed, as the command was supposed to be dev only.^[2]

Inventory

• Items which have been renamed have their tooltips displayed as italic when highlighted, rather than just being straight.^[3]

Trading

• Clerics now sell bottles o' enchanting, prices range from 3 to 11 emeralds each.

Optimizations

• Threaded mob pathfinding.
• More optimizations.​^{[more information needed]}

88 issues fixed

From released versions before 1.8

• MC-129 – Chunks not loading surface, revealing caves, etc.
• MC-1831 – Incorrect fire charge noise.
• MC-2053 – Inconsistent door texture.
• MC-2071 – Pausing the game or opening any GUI in a nether portal does not work.
• MC-3100 – Stone stairs are named incorrectly. They should be called cobblestone stairs.
• MC-5206 – Renamed items' name isn't shown in italic or colored on item switching.
• MC-5585 – The Ender dragon is not affected by the sharpness and power enchantment.
• MC-5991 – Hoppers use wood sounds for placing/breaking.
• MC-6773 – Renaming a slime or magma cube, once it splits it no longer has its custom name.
• MC-7443 – Temporary floating minecart by pistons.
• MC-7807 – Thrown eggs look like snowballs when hitting something.
• MC-9275 – TNT is not ignited when right-clicked by a fire charge.
• MC-9406 – Underwater effect on held item at high aspect ratios.
• MC-9664 – Blaze / ghast fireballs can make fire with MobGriefing off.
• MC-9806 – No name color when using /say.
• MC-11651 – UTF-8 domaine name support.
• MC-15084 – Leads not dropping when a leashed mob is killed.
• MC-15707 – Wild and hostile wolves can be leashed.
• MC-17035 – Can teleport dead and unrespawned player.
• MC-17047 – Placing heads doesn't cause block updates.
• MC-19702 – Wither armor has wrong texture.
• MC-24778 – Opening and closing sound bug.
• MC-29518 – "stat.damageTaken" and "stat.damageDealt" track # of hits vs # of hp damage.
• MC-29559 – 2 block tall grass/fern does not produce seeds when broken.
• MC-30589 – Item frame only drops item upon explosion.
• MC-33558 – Agro tags don't work with neutral mobs that have new AI.
• MC-35617 – Cactus has incorrect inventory image.
• MC-36639 – Zoomed out maps do not properly align.
• MC-37661 – DataTag parsing/escaping issue.
• MC-39825 – Floating anvil using TNT.
• MC-43010 – Non-standard texture resolutions cause rendering errors with mipmap.
• MC-44597 – Unable to play unknown soundEvent: minecraft:mob:witch.idle.
• MC-50176 – Asterisk as name for score chat component not effective as translatable argument.
• MC-51655 – Ladders don't break faster with an axe.
• MC-53215 – TNT destruction nerfed.
• MC-54584 – Crash when creating an item with an AttributeModifier with an Operation of > 2.
• MC-58322 – Connecting to server that uses resource pack displays "Texture pack".
• MC-64287 – Incorrect display for Failed to Login screen.
• MC-64851 – Getting off of Horse while jumping makes a player fly (In Creative).
• MC-65060 – Heads glitch.

From the 1.8 development versions

• MC-44413 – Villagers no longer trade xp bottles with the player.
• MC-46051 – Item frame block/item entities are lit incorrectly.
• MC-46365 – Server crash when pushing villager through Nether portal.
• MC-46460 – Spectators show burning effect in lava.
• MC-46470 – Flying through water in spectator mode plays the splashing sound.
• MC-47878 – /spreadplayers not working with entities.
• MC-48294 – Items a player holding go black when players walk on soul sand.
• MC-48372 – Crash when using /clone on complex structure (command block and pulser).
• MC-48538 – Monsters can spawn on barriers.
• MC-49305 – Server scoreboard "36>16" bug.
• MC-49580 – Swimming in water causes held items to "darken".
• MC-49590 – stat.damageTaken bug.
• MC-50176 – Asterisk as name for score chat component not effective as translatable argument.
• MC-50572 – Upward facing droppers/dispensers only shoot items west.
• MC-51754 – Fully grown cocoa beans only drop 1 item when wood log they're attached to is retracted.
• MC-53430 – when /gamerule randomTickSpeed is typed in gives wrong tab completion.
• MC-53638 – Pigs spawned inside gravel, invisible on layer 256.
• MC-55191 – /clone, /fill, and /setblock do not set blocks outside world border.
• MC-55253 – The new {selector:"@…"} tellraw feature fails on failing selectors.
• MC-57159 – 2d rendered objects (tall grass, plants, fire, etc) are darker on one side.
• MC-57524 – Nether portals don't generate or generate unlit.
• MC-57861 – Projectiles going north or south appear sideways.
• MC-58524 – Using shears on double fern results in pink and black box in inventory. When placing said box on dirt, player would get dead grass *(i.e. desert).
• MC-58838 – Breaking an active jukebox doesn't destroy the block.
• MC-58985 – Blocks pushed by pistons above Y=256 are deleted.
• MC-59043 – Using "Pick Block" on lapis lazuli ore creates missing texture.
• MC-59472 – Item frames drop as an item when not supported by block even when game rules say not to.
• MC-59556 – Wearing a skull loses its name.
• MC-59602 – Hoppers can't take water bucket out of furnace.
• MC-59845 – Rabbits do not take damage from falling.
• MC-59962 – Rabbits have no sounds.
• MC-60306 – Rabbit foot in incorrect creative tab.
• MC-60331 – Pie chart debug menu doesn't disappear in mode.
• MC-61794 – Damaged anvils are placed as undamaged ones.
• MC-62972 – Hoppers doesn't take empty bucket from furnace.
• MC-63026 – Spectator gamemode (gamemode 3) is useless underground.
• MC-63157 – Fishing rod/carrot on a stick not held correctly/line not attached to pole.
• MC-63310 – Several mirror banner crafting recipes not in game.
• MC-63357 – Sleeping in bed underground and saw sky.
• MC-63592 – /replaceitem not working twice.
• MC-63735 – Natural world border 14w30b (30000000 block).

From the previous development version

• MC-63492 – Guardians deal damage when hit with TNT.
• MC-63506 – Hopper: java.lang.ArrayIndexOutOfBoundsException: -1.
• MC-63507 – Clicking 'Snooper Settings' crashes Minecraft.
• MC-63595 – Endermen get angry when hit in Creative.
• MC-63785 – comparator_unlit has invalid cullface.
• MC-64362 – Anvil durability is restored when anvil is broken and placed back down.
• MC-64395 – Tamed rabbits would teleport to the player as wolves and cats.

• 14w31a was previously removed from the launcher for some time, but was added back in September 2018.