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One Piece World Like - Mine Piece

by Iandrex1

With One Piece World Like - Mine Piece, players sail a Minecraft world rebuilt around separated oceans, dangerous seas and islands that crews can conquer.

ForgeClient required, server optionalAll rights reserved1.20.1 – 1.20.6

What it does

The mod replaces the standard overworld with a custom generation inspired by the One Piece setting. Oceans are split into separate regions, including four Blues divided by the Red Line and Calm Belts, and Reverse Mountain spawns as a link between seas. New islands are spread across the map, and dangerous sea routes isolate some regions from the rest.

Islands can be claimed through a loyalty system that depends on player activity and survival. Owners protect territories, bases and resources, while rival crews can invade and take control. Islands grant bonuses and progression rewards, and end-game areas and special access to Nether and End regions are gated behind that progression. PvP wars and territorial conflicts are part of the same loop. The mod requires Mine Piece and is built with multiplayer SMP servers in mind. The client needs it, while a server may run it for extra features. Files are published for Forge only, for 1.20.1 – 1.20.6, under All rights reserved, and the mod is not open source.

Key features

  1. Separated oceans

    Four Blues and the Grand Line are split by barriers such as the Red Line and Calm Belts, so travel between seas is a deliberate step.

  2. Conquerable islands

    Islands can be taken, held and defended by players and crews, with a loyalty value that tracks activity and survival.

  3. Crew factions

    Crews form a faction system with territorial conflicts, and rival crews can invade settled islands.

  4. Progression gates

    End-game islands and access to Nether and End regions are granted through progression rather than being open from the start.

Compatibility

Latest build for each game version and loader.

1.20.61.3.8
1.20.51.3.8
1.20.41.3.8
1.20.31.3.8
1.20.21.3.8
1.20.11.5.2
ReleaseBetaAlphaNot available

Only full game releases are shown. This mod publishes no snapshot builds.

Requirements

Dependencies declared by the latest file for each loader.

Required 1

Mine PieceJapanese anime "ONE PIECE" mod
Required

Required by 1 mod

Use cases

Who it’s for: Players who want a Minecraft world built around pirate exploration, territory and long-term survival, and server owners who run multiplayer servers with PvP and crew factions.

How it compares

Full comparison

Straw Hat Structures: East Blue runs on the server alone, is released under the Apache License 2.0, and covers 1.20.1 only, so players join without installing it. Sky High needs both the client and the server, is licensed as All rights reserved, and is also limited to 1.20.1. Mine Piece NPC Spawn Control runs on client and server for 1.20.1 – 1.20.6, all rights reserved, so it can sit alongside this mod on the same range.

ModLoadersGame versionsEnvironmentUpdated
One Piece World Like - Mine PieceForge1.20.1 – 1.20.6Client required, server optional2026-09-04
Straw Hat Structures: East BlueForge1.20.1Server-side only2026-04-04
Sky HighForge1.20.1Client and server2023-11-01
Mine Piece NPC Spawn ControlForge1.20.1 – 1.20.6Client and server2026-08-05

Questions

Does One Piece World Like - Mine Piece require another mod?

Yes. Mine Piece is a required dependency and must be installed alongside it on Forge.

Does the server need this mod?

No. The client needs it, while the server can run it for extra features but does not need it.

Which game versions are supported?

Files cover 1.20.1, 1.20.2, 1.20.3, 1.20.4, 1.20.5 and 1.20.6, with 1.5.2 for 1.20.1 as the latest Forge file.

In the catalog

One Piece World Like - Mine Piece is one of 8,515 World generation mods on ModsFinder, and one of 5,058 World generation mods for Forge. 11,154 mods support Minecraft 1.20.6.

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What the author says

☠️ One Piece World Like — Mine Piece Version Transform your Minecraft world into a true One Piece adventure inspired by the Mine Piece mod universe. Explore a completely redesigned world with separated oceans, dangerous seas, conquerable islands, crews, wars, progression systems and exploration mechanics made to…
Iandrex1, on the Modrinth page

Official listing

Owner
Iandrex1
Published
2026-05-25
Updated on Modrinth
2026-09-04
Facts verified
2026-10-15

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