Abyssal Frontier

Abyssal Frontier turns Minecraft's deep ocean into a complete Fabric expedition. Locate a naturally generated abyssal trench, prepare for crushing pressure, pilot a Copperfin submersible, recover the Signal Core, and escape the Riftjaw Leviathan.

Features

• Naturally generated deep-ocean trenches with surface buoys, salvage stations, readable pressure bands, and floor caches.
• A Depth Gauge, Riveted Bathysuit, and pressure system with clear strain, danger, and critical warnings.
• Pilotable Copperfin submersible with lights, air, storage, hull damage, and a reinforced 180 m upgrade.
• Lumen Rays and Brineback Isopods with nonviolent feeding interactions.
• A three-phase Riftjaw pursuit with sonar telegraphs, boss-bar guidance, and a one-time reward.
• Journal guidance, advancements, accessibility options, and dedicated-server support.

Requirements

• Minecraft Java Edition 26.2
• Fabric Loader 0.19.3 or newer
• Fabric API 0.155.2+26.2
• Java 25

Install on both the client and dedicated server. Fabric API is required.

Links

• Source, documentation, and issue tracker: GitHub
• Release notes: Changelog