Find below links to lists of Minecraft items sorted by their type.
Monster spawners automatically spawn monsters or passive mobs. They are also known as mob spawners.
When consumed or splashed near to an entity (mob or player), potions apply an effect relative to the potion.
Spawn eggs spawn a monster or passive mob when they are right clicked on a block. They are very useful but can only be spawned in via the Minecraft give command as they cannot be crafted.
Decorative blocks are blocks that have no unique or special function other than their aesthetics. They're great for building in creative mode.
Redstone items are items that transmit redstone signals, or are otherwise associated with redstone in Minecraft. Redstone allows you to create circuits. It is also involved in brewing.
Music discs are discs used to play music in Minecraft.
A transportation item is any item that facilitates transport in Minecraft.
The basic tools are pickaxes, axes (hatchets), hoes, and shovels. But there are some other Minecraft tools included in this category too.
A weapon is an item that can inflict damage upon an enemny, whether it be a mob, a player.. or something else.
Armor is any item that can be equipped as a helmet, chestplate, leggings or boots in Minecraft. Armor is often made with ingots.
Any items that can be consumed are classed as food. They usually raise your hunger level, but some do the opposite.
Brewing items are items used to create Potions in Minecraft.
Ores are resources you receive from mining in Minecraft.
Materials are items that are used in crafting recipes, and can usually be harvested.
Glass is a transparent, or semi-transparent block. There are many different colour variations.
Wool is obtained from sheep and can be coloured with dye. This category contains all of the different colour variations.
Clay is crafted with clay balls, which are obtained from the bottom of rivers and the ocean. This category contains all of the different color variations for hardened stained clay, which is also called terracotta in some Minecraft versions.
Flowers spawn in most Minecraft biomes. They can be used to make dyes, but are also very pretty!
Dyes in Minecraft can be used to color items like leather armor, blocks and more! They can be make with items like flowers and inc sacs.
Slabs are blocks that are half as tall as regular Minecraft blocks.
Concrete in Minecraft is primarily used as a decorative block. It comes in 16 different colors, dyed using dyes.
Banners are customizable flags.
Coral items are found underwater, as of the 1.13 Update Aquatic.