Liberty Sea Tail

Transform into a powerful aquatic form with an animated, glowing sea tail built as a standalone Fabric mod.

Liberty Sea Tail adds a dedicated equipment slot, responsive underwater movement, aquatic abilities, persistent equipment data and full multiplayer synchronization. No Liberty Gear Evolution installation is required.

Features

• Dedicated sea-tail equipment slot
• Equip with right-click or Shift-click
• Tail transformation appears only while underwater
• Normal and fast directional swimming
• Dolphin leap
• Animated idle, swim and fast-swim states
• Bubble trail while moving
• Glowing emissive tail details
• Hides the player's legs, leggings and boots during transformation
• Equipment persistence after logout, reconnect and death
• Synchronized animations for other players

Aquatic Abilities

While equipped, the tail grants:

• Conduit Power
• Water Breathing while underwater
• Night Vision while underwater
• Dolphin's Grace while underwater

Controls

• Forward: normal swimming
• Sprint + Forward: fast swimming
• Jump: dolphin leap
• Release Forward: aquatic idle/braking state

Crafting Recipe

N P N
H T S
N P N

• N — Nautilus Shell
• P — Prismarine Crystals
• H — Heart of the Sea
• T — Trident
• S — Turtle Scute

The Trident is consumed by the recipe.

Requirements

• Fabric Loader 0.19.3 or newer
• Fabric API
• GeckoLib
• Java 21 for Minecraft 1.21.1
• Java 25 for Minecraft 26.1.2 and 26.2

Supported Minecraft Versions

• 1.21.1
• 26.1.2
• 26.2

Install the JAR matching your exact Minecraft version. The mod and its dependencies must be installed on both the server and every connecting client.

Compatibility

Liberty Sea Tail works by itself or together with the standalone Liberty Wings mod. When both are installed, the sea tail automatically takes priority underwater. Do not install it in the same Minecraft instance as the full Liberty Gear Evolution mod.