About Bobby Sync
From ModrinthBobby Sync enables the Client and Server to exchange map files (.mca) to have huge render distances immediately
BobbySync
Pre-download pre-generated chunks from your server directly into Bobby's cache, giving you massive render distances instantly.
Features
- 🌍 Multi-dimensional map-precaching (Overworld, Nether, End, modded)
- 🚦 Bandwidth limiting (default: 10MB)
- ✅ Intelligent download (only downloads new files)
Requirements
- Bobby ReNeoForged (required)
- Server- and Client-side installation of BobbySync
Usage
/bobbysync sync [radius] [dimension]- Download specified amount of chunks in another dimension/bobbysync sync [radius]- Download the specified amount of chunks around you/bobbysync sync [dimension]- Download all chunks of the specified dimension/bobbysync config- Open configuration screen/bobbysync cancel- Cancel active sync
Notes
- Does currently not work with modded dimensions
- May not work when specifying radius and dimension for the end
Highlights
From source dataGame versions
Built for Minecraft 1.21.1.
Loaders
Runs on NeoForge.
Footprint
Rated a light load on a server.
Bobby Sync on Nxeon
From our catalogue- One-click install
- Supported on Nxeon Minecraft servers. We download it from Modrinth, place it, and restart the server.
- Server side
- Required on the server
- Server type needed
- NeoForge
- Server load
- light
- Smallest plan we suggest
- Minecraft — 2 GB (2 GB RAM). This follows our own load rating above, not a benchmark.
- Latest build
- 1.3, released 2026-08-01
Game versions by loader
| Loader | Game versions | Newest |
|---|---|---|
| NeoForge | 1.21.1 | 1.21.1 |
From 4 recorded builds of Bobby Sync.
Recent builds
| Build | Released | Game versions | Loaders |
|---|---|---|---|
| 1.3 | 2026-08-01 | 1.21.1 | NeoForge |
| 1.2 | 2026-07-31 | 1.21.1 | NeoForge |
| 1.1 | 2026-07-28 | 1.21.1 | NeoForge |
| 1.0 | 2026-07-28 | 1.21.1 | NeoForge |
Dependencies
- Required: modrinth project YPww10NZ (modrinth, not in our catalogue)
Declared by the newest build that lists any. Required ones are installed with it on one-click installs.
Run Bobby Sync on a Minecraft server
Pick a server or deploy a new one above; it is installed in one click.
What kind of mod it is
From the catalogListed on Modrinth as “Mods”
Maps & scenarios
Custom maps, arenas and scenarios to play on.
Runs on your server
From source side supportModrinth lists Bobby Sync as required on the server. Check its Modrinth page to see whether players need it too.
Compatibility
- Game
- Minecraft
- Loaders
- NeoForge
- Runs on
- Serverrequired on the server
- Game versions
- 1.21.1
Verified at the source
- ✓ModrinthOfficial listing, checked 2026-10-02Open ↗
- ✓AuthorxKukki, as published on Modrinth
- ✓LicenseMITFree
