ModsJava
Flood World-Gen
Java mod listed for Minecraft 1.21. Download on the author's site.
Post-worldgen generator that flood the entire world into configurable min and max height with seagrass and waterlog feature
⬇ Download on CurseForge







The generator flood the terrain into a configurable world height with a feature to replace certain block (mainly grass, flowers and such) into seagrass and waterlog most vanilla blocks to simulate flooding (can add more in the config)
Main feature:
- Flood config from minimum Y level to maximum Y level so you can set whether you want global flooding or partial flooding to certain Y level. Partial flooding can be set whether you want to flood the cave or not as well as flooding to certain height up to certain level to make island.
- Short plant to seagrass replacement and tall plant to tall seagrass replacement. You can also replace certain block with seagrass to get rid of the air bubble like moss carpet and layered snow.
- Waterlog feature to fill water to awkward air bubble on waterloggable block
- Compatible with other world gen and structure mods
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on CurseForge — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
Flood World-Gen is a free Minecraft Java mod. Compatible with Minecraft 1.21.1. Downloaded 741 times (via CurseForge). Download it and open it directly in the game.