Function Command Deduplicator

Removed duplicate command objects in mcfunctions to reduce memory usage when loading extremely large data packs.

874 Downloads

fabricforgeneoforgeoptimization

Rent Server with this Mod

About this Mod

Function Command Deduplicator 函数命令去重器

Removed duplicate command objects in mcfunctions to reduce memory usage when loading extremely large data packs.

删除mcfunction中重复的命令实例，以减少加载极大数据包时的内存使用量。

Requirements

Minecraft >= 1.20.5
A mod loader (Fabric/NeoForge/Forge)

Available Versions

FunctionCommandDeduplicator-Fabric v0.1-betabeta

MC 1.20.5, 1.20.6-rc1, 1.20.6, 24w18a, 24w19a, 24w19b, 24w20a, 24w21a, 24w21b, 1.21-pre1, 1.21-pre2, 1.21-pre3, 1.21-pre4, 1.21-rc1, 1.21, 1.21.1-rc1, 1.21.1, 24w33a, 24w34a, 24w35a, 24w36a, 24w37a, 24w38a, 24w39a, 24w40a, 1.21.2-pre1, 1.21.2-pre2, 1.21.2-pre3, 1.21.2-pre4, 1.21.2-pre5, 1.21.2-rc1, 1.21.2-rc2, 1.21.2, 1.21.3, 24w44a, 24w45a, 24w46a, 1.21.4-pre1, 1.21.4-pre2, 1.21.4-pre3, 1.21.4-rc1, 1.21.4-rc2, 1.21.4-rc3, 1.21.4, 25w02a, 25w03a, 25w04a, 25w05a, 25w06a, 25w07a, 25w08a, 25w09a, 25w09b, 25w10a, 1.21.5-pre1, 1.21.5-pre2, 1.21.5-pre3, 1.21.5-rc1, 1.21.5-rc2, 1.21.5, 25w14craftmine, 25w15a, 25w16a, 25w17a, 25w18a, 25w19a, 25w20a, 25w21a, 1.21.6-pre1, 1.21.6-pre2, 1.21.6-pre3, 1.21.6-pre4, 1.21.6-rc1, 1.21.6, 1.21.7-rc1, 1.21.7-rc2, 1.21.7, 1.21.8-rc1, 1.21.8, 25w31a, 25w32a, 25w33a, 25w34a, 25w34bfabric

August 23, 2025

FunctionCommandDeduplicator-NeoForge v0.1-betabeta

MC 1.20.5, 1.20.6, 1.21, 1.21.1, 1.21.2, 1.21.3, 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8neoforge

August 23, 2025

FunctionCommandDeduplicator-Forge v0.1-betabeta

MC 1.20.5, 1.20.6, 1.21, 1.21.1, 1.21.2, 1.21.3, 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8forge

August 23, 2025

How to Install Function Command Deduplicator 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 (25w34b).

Install Mod

Open the mod browser in the dashboard and search for "Function Command Deduplicator". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabricforgeneoforge

Minecraft Versions

25w34b, 25w34a, 25w33a (+81 more)

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Function Command Deduplicator 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 (25w34b). You can switch loaders with one click in the panel.

Is Function Command Deduplicator compatible with fabric and forge and neoforge?

Function Command Deduplicator officially supports fabric, forge, neoforge for Minecraft 25w34b, 25w34a, 25w33a. Note: Forge and Fabric mods are NOT cross-compatible – pick one loader and stick with it. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Function Command Deduplicator – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Function Command Deduplicator 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.