Extra Blocks:
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- Spruce Box: Spruce Planks double slab  

- Jungle Crate: Jungle Planks double slab

- Sandstone Bricks: Sandstone double slab  

- Red Sandstone Bricks: Red Sandstone double slab  

- Dirt Slab: Lower old wood slab (usage: /give @player minecraft:petrified_wood_slab)

- Table: Upper old wood slab (usage: /give @player minecraft:petrified_oak_slab)

- Cracked Stones: Silverfish infested blocks

- Bonsai Tree: Flower pot with jungle sapling

- Wine Bottle (Cactus Juice): Flower pot with cactus

- Wither Rose Case: Flower pot with wither rose

- Large Lantern: Beacon

- Brazier: End Rod

- Sideways Lantern: End Rod on wall

- Candelabra: Redstone comparator

- Pebbles/Rocks: Stone buttons placed on ground

- Hay Patch: Yellow carpet

- Rope: Single birch fence

- Iron Bell: Dragon Egg

- Wooden Truss Supports: Hopper

- Tudor Blocks: Light grey/Brown glazed terracotta

- Mud: Brown concrete powder

- Carved Wood: Brown concrete

- Coin Pile/Chicken Feed: Gold pressure plate

- Chess/Checkers Board: Dark oak pressure plate

- Nest: Dead horn coral fan


Optifine Blocks:
══════════════════════════════════════════════	
- Orange Concrete with Sandstone Trim
- Redstone Pillar: vertical stack of redstone block
- Stone Pillar: vertical stack of chiseled stone brick
- Natural Glowstone: Glowstone in nether biome
- Bee Hive: Dragon Egg in forest biomes
- Paper Wall: White Glass in birch biomes
- Sand Dunes: Snow Pile in desert biomes
- Smoke: Cobweb in nether biome
- Bamboo: Reeds in birch biomes
- Papyrus: Reeds in desert biomes
- Cattail: Reeds in wet biomes
- Basket: Cauldron in desert biomes
- Barrel: Cauldron in hills biomes

Optifine CIT:
══════════════════════════════════════════════	
(items below are placed in item frame)
- Round Shield: Renamed Shield to "round shield"
- Wheel: Renamed Item Frame to "wheel" or "o"
- Mirror: Renamed Diamond to "mirror"
- Tanning Rack: Renamed Leather to "tanning rack"
- Campfire: Renamed Coal to "campfire"


Custom characters:
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https://unicode-table.com/en/


Code Name         MOTD code
═══════════════════════════
§0	 Black	      \u00A70
§1	 Dark Blue	  \u00A71
§2	 Dark Green	  \u00A72
§3	 Dark Aqua	  \u00A73
§4	 Dark Red	  \u00A74
§5	 Dark Purple  \u00A75
§6	 Gold	      \u00A76
§7	 Gray	      \u00A77
§8	 Dark Gray	  \u00A78
§9	 Blue	      \u00A79
§a	 Green	      \u00A7a
§b	 Aqua	      \u00A7b
§c	 Red	      \u00A7c
§d	 Light Purple \u00A7d
§e	 Yellow	      \u00A7e
§f	 White	      \u00A7f

§k	 Obfuscated	  \u00A7k
§l	 Bold	      \u00A7l
§m	 Strike       \u00A7m
§n	 Underline	  \u00A7n
§o	 Italic	      \u00A7o
§r	 Reset	      \u00A7r
\n	 Extra line	  \n