- Loaders
- Fabric
- Downloads on Modrinth
- 151
- Followers on Modrinth
- 0
- versions
- 2
- Updated
- February 28, 2026Feb 28
- Published
- in 2026
At a glance
Runs on Fabric
For Minecraft 1.21.10
Server only — players don't need to install it
Latest version — 1.0.2 from February 28, 2026
License MIT — free
Where it's neededGame versions1.21.10
In gamenot neededOn serverrequired
Install on the server only; players don't need it
Real Time Sync
A Fabric mod that synchronizes Minecraft server time with real world time.
Features
- Real time synchronization with Minecraft day/night cycle
- Timezone support
- Zombie Piglin spawning in Nether portals (disabled by default)
- Easy configuration via commands
Commands
All commands require operator level 2.
| Command | Description |
|---|---|
/rts status | Show current config |
/rts sync true/false | Enable/disable time sync |
/rts timezone <-12 to 14> | Set timezone offset (e.g. UTC+2 for Ukraine) |
/rts piglin true/false | Enable/disable Zombie Piglin spawning in portals |
Requirements
- Minecraft 1.21.10
- Fabric Loader 0.18.4+
- Fabric API
FAQ
How to install Real Time Sync?
Install Fabric for your Minecraft version, download Real Time Sync 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 Real Time Sync support?
Real Time Sync has builds for Minecraft 1.21.10.
Is Real Time Sync needed on the server?
Server only — players don't need to install it
License and source
MIT Licensefree to use and share with credit to the author