ModsJava
Primordial Shores add-on for William Wythers' Overhauled Overworld
Java mod listed for Minecraft 1.17. Download on the author's site.
⬇ Download on CurseForge 
The Primordial Shores replace the tropical island mushroom_fields and mushroom_field_shore biomes of Overhauled Overworld with prismarine shores and extreme amplified-style mountains of dead corals and mycelium overgrown with giant mushrooms.
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.17
- 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.
Primordial Shores add-on for William Wythers' Overhauled Overworld is a free Minecraft Java mod. Compatible with Minecraft 1.17. Downloaded 637,366 times (via CurseForge). Download it and open it directly in the game.