About PhysEx (Water Physics Overhaul)
From ModrinthMakes fluid physics more realistic
This mod makes physics to be a thing!
Water and other fluids are finite now!
Features:
- Realistic fluid flow
- Placed blocks no longer destroy water
- Bottle now consumes water
- Pistons displace fluid
- Farmland now consumes water (configurable)
- All hollow blocks can be filled with water - no more strange air pockets in doors! (configurable)
- Dripstone no more fills cauldrons (configurable)
- Water evaporates on contact with lava (configurable)
Big 2.0 update just arrived for Fabric 1.21.11
- Better performance
- Stability
- New features
- flexible configuration
For the future: Block physics will be added to this mod.
Both fluid and block parts will be able to be independently switched on/off
Highlights
From source dataGame versions
Supports 2 Minecraft versions, the newest being 1.21.11.
Loaders
Runs on Fabric and Forge.
Footprint
Rated a light load on a server.
What kind of mod it is
From the catalogListed on Modrinth as “Mods”
Gameplay & overhauls
New mechanics, content and overhauls that change how the game plays.
Runs on your server
From source side supportModrinth lists PhysEx (Water Physics Overhaul) as required on the server. Check its Modrinth page to see whether players need it too.
Compatibility
- Game
- Minecraft
- Loaders
- FabricForge
- Runs on
- Serverrequired on the server
- Game versions
- 1.21.11 and 1 earlier
Verified at the source
- ✓ModrinthOfficial listing, checked 2026-10-01Open ↗
- ✓AuthorSasai_Kudasai_BM, as published on Modrinth
- ✓LicenseGPL-3.0-onlyFree
