ctkrocks

Paint, brush your pets, remove moss, farm string, and more with brushes.

Fill copper grates with water to create pipes

Meerkats and oases in the desert.

Use the creaking heart with different blocks to change the biome.

Use copper to create tools and armor that change stats as they oxidize.

Upgrades to make decorated pots more useful.

6 new arrows and bows craftable in the fletching table.

Use trial keys to lock chests, doors, etc.

Adds a Nautilus mob that hides in suspicious gravel underwater.

Use an Echo Shard to upgrade a Goat Horn to perform sonic boom attacks

Adds an Echo Shard trim to armor via the Smithing Table.

Adds the Big Beak (a large ride-able bird), and the Hungry Dripleaf (a carnivorous plant).

Use copper to craft horseshoes to upgrade your horse's speed and jump.

Transport villagers with llamas by giving them the lead.

Use ender chests with hoppers.

Create Echo Shards by having an Allay holding an Amethyst Shard get hit by a Warden's sonic boom.

Use a lightning rod to create a Copper Mace with a lightning attack.

Locate vibrations through walls with an Echo Shard Spyglass

Use the sniffer to locate biomes.