
Real Time of Day
A small mod can help you synchronize game time with real time and synchronize day night cycles
Screenshots

About this Mod
Real Time of Day
A small mod can help you synchronize game time with real time and synchronize day night cycles
Description
Real Time refers to the operating system where you run the MC client or server
Mod will disable game rules: doDaylightCycle
The corresponding relationship is as follows:
| Real Time | MC Time of Day (tick) |
|---|---|
| 6:00:00 | 0 |
| 18:00:00 | 12000 |
| 5:00:00 | 23000 |
Download and Install
- The latest stable release can be downloaded from our
official Modrinth pages. - Download JAR files that match your MC version
- Put it in the mod folder
Supported Version
Available on both client and server
| Mod Version | MC Version | Fabric API |
|---|---|---|
| 1.0.3-1.16-1.19.4 | 1.16-1.19.4 | >= 0.13.1+build.370-1.16 |
| 1.0.3-1.20-1.21.1 | 1.20-1.21.1 | >= 0.83.0+1.20 |
| 1.0.3-1.21.2-1.21.6 | 1.21.2-1.21.6 | >= 0.106.1+1.21.2 |
Available Versions
How to Install Real Time of Day on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set fabric Loader
In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.6).
Install Mod
Open the mod browser in the dashboard and search for "Real Time of Day". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.6, 1.21.5, 1.21.4 (+27 more)
Server-side
~ OptionalRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Real Time of Day server crashes on startup – what to do?
Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.6). You can switch loaders with one click in the panel.
Is Real Time of Day compatible with fabric?
Real Time of Day officially supports fabric for Minecraft 1.21.6, 1.21.5, 1.21.4. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Real Time of Day – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Real Time of Day consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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Rent Modded Server
Install Real Time of Day with just one click on your server.