Thermoo
Thermoo is a library for temperature and environment systems, used by mods and datapacks such as Frostiful and Scorchful that treat temperature as a core mechanic.
What it does
Thermoo provides a shared framework for temperature and wetness or soaking, so that dependent mods can read and write the same values. On its own it has no gameplay or visual effects; other mods that require it supply those. Its commands and datapack-based environment API let temperature behavior be set without writing Java or Kotlin code, and its event hooks let default item attributes be configured.
Developers of Java and Kotlin mods, and of datapacks that act through commands and registries, can build on it. Thermoo is server required and client optional: the server needs it, while players may leave it out unless a mod they install asks for it. Required dependencies are Cardinal Components API, Fabric API and Unruled API. Builds are published for Fabric, NeoForge and Quilt for 1.19.2 – 26.1.2, and the code is open source under the GNU Lesser General Public License v3.0 only. Snapshot builds are published too, and the latest files are version 10.1.5 for 26.1.2, dated 2026-07-31.
Key features
Shared temperature framework
A single framework covers temperature and wetness or soaking, so dependent mods share one set of values.
Datapack environment API
An environment API driven by datapacks lets temperature effects and rules be defined without code.
Unit-agnostic records
Temperature records can be read in Celsius, Fahrenheit and other units through one API.
Commands and season integration
Commands inspect and adjust temperature, and the library hooks into Seasons mods.
Compatibility
Latest build for each game version and loader.
26.x3 of 3 versions with builds
1.21.x12 of 12 versions with builds
1.20.x4 of 4 versions with builds
1.19.x2 of 2 versions with builds
This mod also publishes snapshot builds. Snapshots are not shown in the matrix.
Requirements
Dependencies declared by the latest file for each loader.
Required 2
Optional 2
Required by 3 mods
Questions
Does Frostiful need Thermoo installed?
Which dependencies must be installed with Thermoo?
Does Thermoo change anything if no dependent mod is installed?
In the catalog
Thermoo is one of 3,514 Library mods on ModsFinder, and one of 2,348 Library mods for Fabric. 15,189 mods support Minecraft 26.1.2.
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What the author says
Thermoo is a temperature and environment library mod for Minecraft. It is meant to help provide compatibility between mods and datapacks that use temperature as a core mechanic, such as Frostiful or Scorchful. Using this mod on its own will have no gameplay or visual effects. It is designed to be used by Mods written…
Official listing
- Modrinth page
- modrinth.com/mod/thermoo
- Owner
- TheDeathlyCow
- Published
- 2023-04-05
- Updated on Modrinth
- 2026-07-31
- Facts verified
- 2026-10-15
