This Resource Pack fixes some issues in the base game related to textures, models and animations, both default and classic textures are supported, Every fix is listed in the description.

Current version: 1.13 - Detached Update

BLOCKS 

• Structure Blocks now use the correct textures [MCPE-48224];
• Bee Nests and Beehives now correctly play wood sounds when placed [MCPE-53577];
• The carried Grass Block top texture now matches the sides;
• Various fixes related to the command completion screen:
  • Fixed 'lava_cauldron' icon;
  • Fixed all 'standing_sign' and 'wall_sign' variants;
  • Fixed 'tripwire' icon;
  • Fixed 'powered_repeater' and 'unpowered_repeater' icons;
  • Fixed 'powered_comparator' and 'unpowered_repeater' icons;
  • Fixed 'potatoes' and 'carrots' icons;
  • Fixed 'bamboo_sapling' icon;
  • Fixed all 'candle_cake' variants (suggested by @agentms_);
• Cracked & Chiseled Nether Bricks now use the correct sounds;
• Obsidian and Crying Obsidian can no longer be randomly rotated;
• Blackstone slabs, stairs and walls now use the correct textures on their top and bottom sides;
• Fixed the names of all "Per Bend" banner patterns [MCPE-169579].

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ENTITIES

• Pillagers and Zombie Villagers now have the correct height [MCPE-42631];
• Zombie Villagers, Vindicators and Pillagers no longer render the armor they're wearing;
• Shulkers are properly scaled now [MCPE-41736];
• Tropical fish no longer have random rotations while flopping;
• Fixed scale and rotation of all 2D projectiles [MCPE-66385]:
  • Bottles o' enchanting, eggs, ender pearls, eyes of ender, snowballs, splash and lingering potions are 2x smaller;
  • Fireballs are now smaller than dragon fireballs;
  • Small fireballs are now even smaller;
  • All of these changes match Java Edition, XP orbs and dragon fireballs are already correctly sized;
• Zombie Villagers once again have biome overlays [MCPE-172377];
• Added level indicators for Zombie Villagers;
• Unskilled villagers now use the unskilled villager overlay:
  • This isn't noticeable with the vanilla textures, but any modifications made to the texture will now be reflected in-game;
• Fixed the speed and range of all baby mobs' legs in their walking animations [MCPE-108385] (suggested by ExDrill).

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TEXTURES

• Item Frame and Glow Item Frame breaking particles no longer display black borders;
• Fixed Pillager arms' back texture (suggested by @LilDibbun) [MCPE-48628];
• Cats, Pandas and Wandering Traders’ Spawn Eggs now match the others;
• Fixed misplaced head layer on some librarian Villagers and Zombie Villagers [MCPE-47297];
• Fixed Illager banner's plain texture [MCPE-43233];
• All the "Per Bend" banner patterns are now consistent with each other;
• Several Nether Update textures now match their Java Edition counterparts [MCPE-66085];
• Fixed Phantom Eyes' texture (suggested by @agentms_);
• Fixed Phantom having two incorrectly visible pixels when under the effect of invisibility;
• A few Caves & Cliffs textures now match their Java Edition counterparts [MCPE-122544];
• Fixed opaque Azalea and Flowering Azalea leaves' background colors [MCPE-170481];
• Fixed carried and opaque Mangrove leaves' background colors [MCPE-170481]:
• Fixed covered Azalea, Flowering Azalea and Cherry leaves' background colors [MCPE-170517];
  • Unfortunately, the game has a bug that prevents the covered and opaque colors from being fixed simultaneously, so I've decided that the opaque texture is a more important fix [MCPE-170516];
• Fixed double chest and double trapped chest textures not matching the single chests;
• Fixed Z-fighting in horse reins;
• Fixed transparent pixels in Drowned's body;
• Fixed multiple issues with desert Villagers and Zombie Villagers' sandals and arms;
• Background in clouds texture is now fully transparent;
• Purple Glazed Terracotta's "sword" shape outline has been tweaked;
• Fixed gray pixels in Camel's leg;
• Corrected shape and color of unused levitation potions;
• Tweaked colors in bed sprites to be more accurate to their block models (suggested by @ThatGreenBlur) [MCPE-49850];
• Dirt background in UI now matches the dirt block;
• Fixed unused unskilled villager texture using the weaponsmith's clothes;
• Zombie Villagers' hat layering now matches regular villagers on all professions;
• Updated trident texture to be symmetrical;
• Warm frog's mouth texture is now consistent with the other types [MCPE-171722];
• Fixed diagonal banner patterns being inverted when applied to shields [MCPE-169577].

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MODELS

• Updated Cats and Ocelots’ models;
• Fixed V1 Villager and Witch models to mirror the arm texture;
• Fixed Drowned model [MCPE-100974];
• Piglins, Zombified Piglins and Piglin Brutes no longer have gaps in their tusks [MCPE-83202];
• Updated Strider's model;
• Hoglin & Zoglin model now matches Java Edition;
• Capes no longer disconnect from the player's body when running;
• Updated Villager, Witch and Illager models to include the full coat textures [MCPE-155044];
• Fixed Enderman model [MCPE-63364];
• Fixed Allay's head being offset [MCPE-167821];
• Tweaked every humanoid mob's geometry to follow a more similar structure to the player's model:
  • This was done so all of their animations can work for any of them (Mainly the Piglin dance, obviously);
• Updated Squid and Glow Squid model to prevent Z-fighting in the tentacles;
• Updated Cat and Ocelot model to prevent Z-fighting in the tail;
• Fixed size and position of Elytra wings [MCPE-170250];
• 2D projectiles now have a 3D geometry. Yes, I recognize the irony in that statement;
• 2D projectiles (now 3D!) are now centered;
• Experience Orbs are now centered [MCPE-110282];
• Arrow model is now centered;
• Thrown trident is now slightly less deep when stuck on a surface;
• Updated trident model to remove the inflated pole;
• Bows and crossbows are now shaded correctly when held;
• Fixed position of items held by skeletons and strays;
• Fixed shepherd villagers and zombie villagers' hat brim being slightly offset.

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ANIMATIONS

• Fixed Wolf tail being disconnected from the body when sitting [MCPE-31121];
• Made several tweaks to the player's first person animations:
  • Tweaked hand position [MCPE-47877];
  • Tweaked hand position while holding maps;
  • This will be changed further in a future update;
  • Tweaked punching/mining animation with held maps;
  • Tweaked hand animation for loading crossbows;
  • Fixed positioning of arm and attachable items in skins with custom heights [MCPE-48870];
  • Removed duplicate first person arm bobbing [MCPE-128317];
  • Tweaked item swap animation to work better with the left hand;
• Fixed arm swing (attack) animation (Thanks for the reference footage, @carlosisawsom55!):
  • Arm rotations now match older versions and Java Edition [MCPE-47940];
  • The animation is once again directional [MCPE-54697];
  • The animation is no longer cut off at the end [MCPE-133777];
  • The animation no longer plays constantly [MCPE-167696];
  • All of these fixes also apply to both Endermen and barehanded Piglins, which use the same animation;
  • Fixed sneaking/crouching animation:
• Crouching no longer offsets the player model [MCPE-170342];
  • The animation once again properly adapts to custom skin heights;
  • Crouching animation now stops when entering swim mode directly from sneak mode [MCPE-166565];
  • Sneak animation no longer plays over emotes;
  • NOTE: The game currently has a bug that breaks a few player animations while wearing a cape on a classic skin in some mobile platforms. The fixes made to the sneaking animation in this pack expose it to the same issue. Unfortunately, that is not something I can fix, so we'll have to wait for Mojang Studios to make a move on this one [MCPE-126660];
• Fixed player's swimming and crawling animations:
  • The player model is now centered while transitioning into and out of swimming/crawling [MCPE-122663];
  • The limbs now stop moving when idle in the swimming position [MCPE-122664];
  • The head is now rotated correctly when crawling [MCPE-170838];
  • The head and limbs now transition smoothly into and out of swimming/crawling;
  • The player's swimming and crawling animations are now slightly slower, matching older versions and Java Edition;
  • The swimming/crawling animation now adapts to different skin heights;
• Made several tweaks to the player's third person arm animations when using certain items:
  • Tweaked all arm animations to be more accurate when the player is swimming, crawling or gliding;
  • The player's arms are now animated when using a trident or a spyglass while swimming or crawling;
  • The player's right arm no longer moves while using a spyglass or a goat horn [MCPE-125901];
  • The player's left arm now bobs properly when using a spyglass, a goat horn or a brush;
  • The shield in the main hand is now prioritized when two shields are being held;
  • The player's animations for holding/charging a bow and crossbow now match the animations used by other humanoid mobs;
  • Adjusted animation for holding a charged bow, crossbow, spyglass or goat horn while sneaking;
  • Adjusted player's blocking animations to match the Java rotations and make them symmetrical;
• Fixed inverted (upside down) skins:
  • Fixed sneaking, swimming, riding and gliding animations [MCPE-166862];
  • The player's legs are no longer swapped;
  • Arm animations for inverted skins are now accurate to the direction the player is looking at;
  • Inverted skins no longer float when looking up or down;
  • NOTE: These fixes only apply to skins that use inverted animations (Example: Nathan and Erik from the 3rd Birthday Skin Pack). The "Dinnerbone" trick is hardcoded into the game and uses all the same animations as regular skins.
• Made several tweaks to all attachable items (bow, crossbow, trident, shield, spyglass):
  • Tweaked their first person attack and breathing bob animations to be more consistent with other items;
  • Fixed positioning of all attachables in third person view;
  • Tweaked positioning of all attachables in first person view;
  • Attachables placed in the offhand are now displayed correctly;
  • Bow shaking in first person view is now more subtle;
  • Bow, crossbow and trident shaking animations now transition smoothly instead of suddenly popping up;
  • Bow in first person view once again zooms in while charging;
  • Bow and crossbow charging animations in first person view now hide any attachables placed in the offhand;
  • Crossbow in first person view is once again positioned at the center of the screen when loaded [MCPE-95929];
  • Bows and crossbows in the offhand are no longer visually charged with ones held in the main hand;
  • Shield's animations are now symmetrical;
  • Trident is now held straight and centered in third person view;
  • Tweaked trident's first person animations;
  • First person item swap animation is now correctly applied when the player is blocking with a shield;
  • First person view breathing bob animation is no longer applied when the held item is being charged;
• Cape rotation range now better matches Java Edition;
• Capes no longer clip through chestplates [MCPE-90996];
• Brushing animation is now uniform;
• Brushing animation speed now matches Java Edition;
• Drowneds now use the correct animation when holding items in the offhand [MCPE-37425];
• Piglins' dancing animation has been updated to its more recent version [MCPE-83828];
• Piglins' armed attack animation now matches the one used by the Vindicator;
• Corrected the bobbing animation for humanoid mobs (players included);
• Fixed baby squid being slightly offset (thank GoldenHelmet for suggesting this one, and for the code analysis too!) [MCPE-114253];
• Strider now changes walking animation when being ridden [MCPE-93027];
• Fixed the humanoid mobs' legs moving with their bodies in certain animations;
• 2D projectiles no longer flash the screen when thrown;
• Limited arm rotation range when holding a charged bow to prevent the arms from passing through the body when turning too fast;
• Fixed Pillager's arms not being raised when holding an unloaded crossbow [MCPE-65455];
• Players, pillagers and piglins' arms are now allowed to fully bob when holding/charging a bow or crossbow;
• Tweaked the animation for loading a crossbow in first person view again;
• Humanoid arms no longer have a slightly stronger bob when holding a charged bow.

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PARTICLES

• Fixed Campfire smoke size;
• Added back transparency to Campfire smoke particles;
• Campfire Smoke now fades at random, more closely resembling Java Edition;
• Entities on top of bubble columns no longer produce white bubbles [MCPE-43881];
• Conduit particles have been updated to match Java Edition;
• Explosion particles now match Java Edition;
• Instant Healing and Harming potions now produce the correct particles [MCPE-15425];
• Spell particles produced by splash potions now have a random variation in brightness;
• Fixed spell particles not using all frames of animation.

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DEFAULT TEXTURES ONLY

• Added newer textures that were missing [MCPE-46125];
• Minecart with Command Block’s inventory icon is now purple to match the Repeating Command Block;
• Fixed all unused potion, splash potion, lingering potion and tipped arrow textures [MCPE-44210];
• Fixed all original six leaves' carried & opaque textures [MCPE-170481];
• Adjusted lava animation speed [MCPE-46187];
• Adjusted lava animation frame order (suggested by @melamed_tal);
• Jungle Leaves once again correctly color the fruits in item form [MCPE-44116];
• Updated textures for old Villagers and Zombie Villagers from before 1.11;
• Fixed Lily Pads' carried texture [MCPE-44206];
• Fixed Large Fern & Double Tallgrass' carried textures;
• Tweaked Tallgrass, Fern & Vines' carried textures (Can't fully fix this one yet because of MCPE-53775);
• Fixed missing pixel in Tallgrass carried texture;
• Beds' textures now match Java Edition;
• Updated Steve and Alex skins (Note that these will only appear through the Player Head item, a resource pack or a skin loading error.) [MCPE-165903];
• Updated several UI elements;
• Fixed the textures of the arrows of Fire Resistance, Slow Falling and Decay [MCPE-172056];
• Fixed Grass, Fern, Tall Grass and Tall Fern becoming brighter at a distance [MCPE-169834];
• Fixed Observer's lit texture [MCPE-174452];
• Sheep texture has been fully updated [MCPE-46125];
• Removed unused pixels from various entity textures [MCPE-174528]:
  • Armor Stand;
  • Blaze;
  • Cow;
  • All Llamas;
  • Magma Cube;
  • Minecart;
  • Mooshroom (red and brown);
  • Polar Bear;
  • Sheep.

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CLASSIC TEXTURES ONLY

• Corrected Smithing Table texture [MCPE-44163];
• Corrected Glass and Glass Pane texture to have a fully transparent background again [MCPE-23783];
• Fixed Jungle Leaves' carried & opaque textures;
• Added old Shield texture (suggested by @Konerwhite);
• The Honey Bottle texture now matches the other bottles;
• Added original Crying Obsidian texture;
• Regular Nether Bricks now match their variants' colors;
• The Nylium textures now match Netherrack;
• The Nether Gold Ore texture now matches Netherrack;
• Added back the original lodestone compass texture;
• Zombified Piglin and Vex models have been updated to match the Piglin and the Allay:
  • Although these new models came after the texture update, they would have been updated regardless;
• Changed trim material outline icons in the smithing table to match the classic textures;
• Updated potion, splash potion, lingering potion and tipped arrow colors to match the particles;
• Unused lingering potion of luck is no longer blurry.

If you think there is something I can and should fix, please contact me! You can either comment down here or DM me on Twitter!

My Twitter profile (@LateLagMC)
@LateLag" target="_blank" rel="noopener noreferrer">My Youtube Channel (@LateLag)

Download: FixedVanilla.mcpack

Installation

• Download the file and open it;
• Wait for Minecraft to import it;
• Enable it in the settings.

The pack supports both Vanilla AND Classic textures. Adjust the pack's resolution settings to change compatibility (Minecraft Classic Texture Pack can be downloaded from the Marketplace for free)