Fluid Levels
Designed for technical Minecraft players working with fluid mechanics. See water and lava levels directly in-world without the F3 menu. Source blocks show "S", flowing blocks show their level (8 down to 1). Toggle with F7.
- Loaders
- Fabric
- Downloads on Modrinth
- 524
- Followers on Modrinth
- 2
- versions
- 8
- Updated
- February 16, 2026Feb 16
- Published
- in 2026
At a glance
Install in the game only; not needed on the server
Fluid Levels
A client-side Fabric mod that displays water and lava fluid levels directly in the game world. Perfect for technical Minecraft players who need to see fluid mechanics at a glance.
Features
- Shows fluid level numbers floating above each fluid block
- Source blocks display "S"
- Flowing fluids display levels 7 down to 1 (7 = closest to source)
- Falling fluids show the level value (matching F3 debug menu)
- Toggle on/off with F7
Supported Versions
| Minecraft | Java |
|---|---|
| 1.20.1 | 17+ |
| 1.20.4 | 17+ |
| 1.21.1 | 21+ |
| 1.21.4 | 21+ |
| 1.21.6 | 21+ |
| 1.21.7 | 21+ |
| 1.21.8 | 21+ |
| 1.21.11 | 21+ |
Download the JAR that matches your Minecraft version.
Requirements
Usage
Press F7 to toggle the display. Source blocks show S, all other fluids show their level (1-8) as seen in F3.
License
MIT
FAQ
How to install Fluid Levels?
Install Fabric for your Minecraft version, download Fluid Levels for the same version and loader, put the file into the mods folder and launch the game with the loader profile.
Which Minecraft versions does Fluid Levels support?
Fluid Levels has builds for Minecraft 1.21.1, 1.21.4, 1.21.6–1.21.8, 1.21.11 ….
Is Fluid Levels needed on the server?
Client only — no need to install it on the server
