Prefab Batch Tools

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A simple and practical set of Unity Editor tools for batch processing Prefabs.

These tools allow you to quickly add a Prefab to multiple selected GameObjects or remove Prefab Instances from selected objects, reducing repetitive Hierarchy operations.

✨ Features

Prefab Adder

Batch-add a selected Prefab to multiple GameObjects.

• Select multiple GameObjects at once
• Automatically adds the Prefab as a child
• Sets Local Position to (0, 0, 0)
• Sets Local Rotation to Identity
• Sets Local Scale to (1, 1, 1)
• Optional duplicate prevention
• Supports Unity Undo

Prefab Deleter

Batch-remove Prefab Instances from selected GameObjects.

Supports:

• Remove a specific Prefab
• Remove all Prefab Instances
• Direct children only
• Recursive search through nested children
• Option to remove other Prefabs when the target Prefab is not found
• Supports Unity Undo
• Displays the number of deleted Prefab Instances

📸 Preview

Tools Menu

Prefab Adder

Prefab Deleter

📦 Installation

Place the scripts inside an Editor folder in your Unity project:

Assets/
└── Editor/
    └── PrefabBatchTools/
        ├── PrefabAdder.cs
        └── PrefabDeleter.cs

No additional packages or dependencies are required.

After importing the scripts, the tools will appear in the Unity Editor menu:

Tools
├── Prefab Adder
└── Prefab Deleter

↩️ Undo Support

Both tools support Unity's Undo system.

Prefab Adder

Created Prefab Instances can be undone using Ctrl + Z or Edit > Undo.

Prefab Deleter

Deleted Prefab Instances can also be restored through Unity's Undo system.

🎯 Use Cases

Prefab Batch Tools can be useful for:

• Level Design
• Environment Setup
• Scene Organization
• Batch scene editing
• Adding repeated environment elements
• Adding decorations or interaction objects
• Quickly cleaning up Prefab Instances
• Reducing repetitive Hierarchy operations

📋 Requirements

• Unity 2022.3 or later
• Unity Editor
• Compatible with URP
• Compatible with Built-in Render Pipeline
• Editor-only tools

⚠️ Notes

• These tools are intended for Unity Editor workflows and should be placed inside an Editor folder.
• The tools operate on the currently selected GameObjects in the Unity Hierarchy.
• No runtime components are required.

📄 License

This project is licensed under the MIT License — see the LICENSE file for details.