Schematic Placer

Schematic Placer

An addon for WorldEdit that streamlines placing schematic files in Minecraft.

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fabricmanagementutility
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About this Mod

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Schematic Placer

An addon for WorldEdit that streamlines placing schematic files in Minecraft.

Commands

schemplace <filename> [<pos>] [<ignoreAir>]

loads and places a schematic. Loading is done asynchronously and placement happens over multiple ticks if necessary (see batchSize).

schemremove <filename> [<pos>] [<ignoreAir>]

Sets blocks to air that are contained in the schematic. Uses the same loading and placement logic as 'schemplace'.

schemanimate <filename> [<pos>] [<ticksPerFrame>] [<start>] [<end>] [<step>] [<loop>] [<removeWhenDone>] [<clearPrevFrame>] [<ignoreAir>]

Sequentially places schematics using the same logic as 'schemplace'.

schemstopanimate <filename> [<pos>] [<ticksPerFrame>] [<start>] [<end>] [<step>] [<loop>] [<removeWhenDone>] [<clearPrevFrame>] [<ignoreAir>]

Stops any currently running animation that matches the given parameters.

schemwait <ticksToWait> [<waitId>]

Waits for the specified number of ticks

schemstopwait <ticksToWait> [<waitId>]

Stops any currently running wait task that matches the given parameters. Note: use the waitId to avoid overlap.

schemstream <port> [<pos>] [<skipLaggingFrames>] [<removeWhenDone>] [<clearPrevFrame>], [<ignoreAir>]

Opens a port and begins streaming schematics via TCP. A new client connection must be made for each sent schematic.

schemstopstream <port> [<pos>] [<skipLaggingFrames>] [<removeWhenDone>] [<clearPrevFrame>], [<ignoreAir>]

Stops any existing stream that matches the given parameters.

schemsequence <line>

Runs a sequence of comma-separated commands. Supported commands are 'schemplace', 'schemremove', 'schemanimate', 'schemstopanimate', 'schemwait', 'schemstopwait'.

schemstopsequence <line>

Stops any currently running sequence that matches the given parameters.

schemitem <line>

Attaches a command (or list of comma-separated commands) to an item by adding the command to the item's Lore. The command(s) are activated using right click. If there is just a single command attached, shift right clicking will invert the command e.g. (place -> remove) or (start -> stop). If there is a sequence, shift right clicking will stop the sequence. Supported commands are the same as those supported by 'schemsequence'.

schemtask list|stop|clear

Provides access to the schematic task queue. 'list' prints out all queued tasks. 'stop' stops all queued tasks. 'clear' forcibly removes all queued tasks.

schemreloadcache

Reloads the schematic cache assuming cacheSchematics is enabled.

Parameter Default Value Explanation
<filename> required Path or pattern for the schematic file(s). Supports %d formatting for frame numbers.
[<pos>] Player position World coordinates where the schematic is pasted. Accepts absolute or relative (~ ~ ~) values.
[<ticksPerFrame>] 0 Number of ticks between the start of each frame. If exceeded, the next frame will start as soon as possible. -1 = wait until the schematic file exists.
[<start>] 0 First frame number in the sequence.
[<end>] -1 Last frame number in the sequence (inclusive). -1 = keep going until the schematic does not exist.
[<step>] 1 How much to increment (or decrement if negative) the frame number each step.
[<loop>] false If true, restart at <start> when the sequence finishes.
[<removeWhenDone>] true If true, remove the last schematic frame when the animation completes.
[<clearPrevFrame>] true If true, automatically remove blocks from the previous frame before placing the next.
[<ignoreAir>] true If true, skip air blocks when pasting (can increase performance).
<port> required TCP port to open. If 0, automatically allocate.
[<skipLaggingFrames>] true If true, skip any pending frames up to the latest loaded frame.
  • Note: running a command that is already running will instead pause or un-pause the task.

Configuration

The config file will be located in the .minecraft folder at config/schemplacer.json.

batchSize

The maximum number of blocks that can be placed per game tick.

cacheSchematics

Whether to cache all schematics into memory to increase placement speed.

schematicDir

Path to the location where scematics are loaded from. Accepts local paths to .minecraft or absolute paths.

commandOutput

Whether to output command feedback to the player.

Available Versions

Schematic Placer 1.0.3release
MC 26.1, 26.1.1, 26.1.2fabric
May 19, 2026
Schematic Placer 1.0.2release
MC 1.21.7, 1.21.8, 1.21.9, 1.21.10, 1.21.11fabric
May 19, 2026
Schematic Placer 1.0.1release
MC 1.21.7, 1.21.8, 1.21.9, 1.21.10fabric
October 9, 2025
Schematic Placer 1.0.0release
MC 1.21.7, 1.21.8fabric
September 24, 2025

How to Install Schematic Placer on Your Server

1

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

2

Set fabric Loader

In the panel under "Egg", select the fabric loader and matching Minecraft version (26.1.2).

3

Install Mod

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

Compatibility

Mod Loaders

fabric

Minecraft Versions

26.1.2, 26.1.1, 26.1 (+5 more)

Server-side

Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Schematic Placer 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 (26.1.2). You can switch loaders with one click in the panel.

Is Schematic Placer compatible with fabric?

Schematic Placer officially supports fabric for Minecraft 26.1.2, 26.1.1, 26.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Schematic Placer – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Schematic Placer 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.

Rent Modded Server

Install Schematic Placer with just one click on your server.

Recommended RAM
4 GBab €8/mo
Min. 3 GB | +1 GB pro 8 Spieler
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1-Click Mod Install
NVMe SSD Storage
DDoS Protection included

Details

License
MIT License
Server-side
Required

Supported Versions

26.1.226.1.126.11.21.111.21.101.21.91.21.81.21.7