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RTS Siege of Settlements

by WardenMine242

RTS Siege of Settlements is a Forge expansion for the Reign of Nether real-time strategy setup, adding buildings, research, upgrades and balance changes.

ForgeClient and serverGNU Lesser General Public License v3.0 onlyOpen source1.20.1

What it does

The mod expands the real-time strategy gameplay of Reign of Nether with new buildings, research options, upgrades and mechanics, along with balance changes to existing parts. Its stated aim is to give players more strategic choices in base development and in strengthening their army and defenses against monster armies. Waves are the recommended mode, and the villagers faction is the one meant to be played.

Geckolib is required and must be installed alongside the mod. Forge 1.20.1 is the only loader and game version covered, with the latest Forge file being 0.4.1 from 2026-09-17 on the beta channel. The code is released under the GNU Lesser General Public License v3.0 only, so it is open source. Client and server both need the mod, and the project is an unofficial fan expansion affiliated with the original mod developers.

Key features

  1. New buildings and research

    Additional structures and a research system extend the base-building options available in the strategy setup.

  2. Balance changes

    Existing units and mechanics are adjusted, changing how base development plays out compared with the original mod.

  3. Monster army defense

    Defenses are meant to hold against waves of monster armies, with wave mode recommended for this purpose.

  4. Restricted block breaking

    Players cannot break most blocks; only a specific set can be removed during play.

Compatibility

Latest build for each game version and loader.

No stable releases
Every published file is a beta or alpha build.
1.20.10.4.1
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

GeckolibA 3D animation library for entities, blocks, items, armor, and more!
Required

Use cases

Wave-based defense

Players build up a settlement and its defenses to repel repeated monster assaults in wave mode.

Survival campaigns

The mod is suggested for survival mode, where a new world is created to play through base growth.

Who it’s for: Players who already run Reign of Nether on Forge 1.20.1 and want more buildings, research and balance options, and server owners who host strategy-focused worlds.

How it compares

Full comparison

Reign of Nether RTS is open source under the GNU General Public License v3.0 only, runs on client and server, and covers 1.19.1 – 1.20.1 on Forge. Reign Of Nether - Boobcat Edition is also Forge and client and server, but targets only 1.20.1 under the GNU General Public License v3.0 only and is not open source. Villager Recruits: Village Expansion is Forge, client and server, 1.20.1 only, under All rights reserved.

ModLoadersGame versionsEnvironmentUpdated
RTS Siege of SettlementsForge1.20.1Client and server2026-09-17
Reign of Nether RTSForge1.19.1 – 1.20.1Client and server2026-10-14
Reign Of Nether - Boobcat EditionForge1.20.1Client and server2025-10-06
Villager Recruits: Village ExpansionForge1.20.1Client and server2026-10-05

Questions

Does RTS Siege of Settlements need Geckolib?

Yes. Geckolib is a required dependency and must be installed alongside the mod on Forge 1.20.1.

Does the mod have to be installed on the server?

Yes. Servers that run it need every player to install it too.

Is this mod part of the original Reign of Nether?

No. It is an unofficial fan project affiliated with the original mod developers and is launched without the original Reign Nether mod.

In the catalog

RTS Siege of Settlements is one of 8,515 World generation mods on ModsFinder, and one of 5,058 World generation mods for Forge. 34,764 mods support Minecraft 1.20.1.

Similar mods

What the author says

Siege of Settlemts is a fan-made expansion for the Reign of Nether mod in Minecraft. This mod expands the RTS gameplay by adding new buildings, research upgrades, mechanics, and balance changes. It aims to provide more strategic options, improve base development, and add new ways to strengthen your army and defenses.
WardenMine242, on the Modrinth page

Official listing

Owner
WardenMine242
Published
2026-03-06
Updated on Modrinth
2026-09-17
Facts verified
2026-10-15

Tags