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‎.gitignore‎

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# This .gitignore file should be placed at the root of your Unity project directory
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#
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# Get latest from https://github.com/github/gitignore/blob/main/Unity.gitignore
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#
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/[Ll]ibrary/
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/[Tt]emp/
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/[Oo]bj/
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/[Bb]uild/
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/[Bb]uilds/
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/[Ll]ogs/
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/[Uu]ser[Ss]ettings/
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# MemoryCaptures can get excessive in size.
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# They also could contain extremely sensitive data
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/[Mm]emoryCaptures/
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# Recordings can get excessive in size
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/[Rr]ecordings/
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# Uncomment this line if you wish to ignore the asset store tools plugin
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# /[Aa]ssets/AssetStoreTools*
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# Autogenerated Jetbrains Rider plugin
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/[Aa]ssets/Plugins/Editor/JetBrains*
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# Visual Studio cache directory
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.vs/
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# Gradle cache directory
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.gradle/
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# Autogenerated VS/MD/Consulo solution and project files
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ExportedObj/
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.consulo/
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*.csproj
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*.unityproj
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*.sln
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*.suo
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*.tmp
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*.user
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*.userprefs
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*.pidb
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*.booproj
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*.svd
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*.pdb
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*.mdb
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*.opendb
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*.VC.db
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# Unity3D generated meta files
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*.pidb.meta
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*.pdb.meta
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*.mdb.meta
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# Unity3D generated file on crash reports
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sysinfo.txt
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# Builds
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*.apk
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*.aab
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*.unitypackage
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*.app
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# Crashlytics generated file
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crashlytics-build.properties
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# Packed Addressables
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/[Aa]ssets/[Aa]ddressable[Aa]ssets[Dd]ata/*/*.bin*
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# Temporary auto-generated Android Assets
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/[Aa]ssets/[Ss]treamingAssets/aa.meta
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/[Aa]ssets/[Ss]treamingAssets/aa/*

‎FbxMeshExtractor.Editor.asmdef‎

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{
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"name": "FbxMeshExtractor.Editor",
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"rootNamespace": "BYUtils.EditorTools",
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"references": [],
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"includePlatforms": [
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"Editor"
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],
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"excludePlatforms": [],
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"allowUnsafeCode": false,
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"overrideReferences": false,
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"precompiledReferences": [],
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"autoReferenced": true,
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"defineConstraints": [],
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"versionDefines": [],
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"noEngineReferences": false
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}

‎FbxMeshExtractor.Editor.asmdef.meta‎

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‎FbxMeshExtractor.cs‎

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using UnityEngine;
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using UnityEditor;
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using System.IO;
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namespace BYUtils.EditorTools
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{
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public class FbxMeshExtractor : EditorWindow
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{
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private Object targetFbx;
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private string outputFolder = "Assets/ExtractedMeshes";
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[MenuItem("Tools/BY Utils/FBX Mesh Extractor")]
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static void Init()
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{
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FbxMeshExtractor window = (FbxMeshExtractor)EditorWindow.GetWindow(typeof(FbxMeshExtractor));
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window.titleContent = new GUIContent("FBX Mesh Extractor");
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window.Show();
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}
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void OnGUI()
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{
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GUILayout.Label("Extract All Meshes From FBX", EditorStyles.boldLabel);
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targetFbx = EditorGUILayout.ObjectField("Target FBX", targetFbx, typeof(GameObject), false);
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outputFolder = EditorGUILayout.TextField("Output Folder", outputFolder);
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if (GUILayout.Button("Browse Output Folder"))
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{
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string path = EditorUtility.SaveFolderPanel("Choose Output Folder", outputFolder, "");
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if (!string.IsNullOrEmpty(path))
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{
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// Convert to project relative path
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if (path.StartsWith(Application.dataPath))
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{
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outputFolder = "Assets" + path.Substring(Application.dataPath.Length);
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}
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else
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{
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Debug.LogWarning("Please select a folder within your project's Assets folder.");
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}
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}
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}
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EditorGUILayout.Space();
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GUI.enabled = targetFbx != null;
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if (GUILayout.Button("Extract All Meshes"))
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{
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ExtractMeshes();
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}
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GUI.enabled = true;
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}
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void ExtractMeshes()
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{
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if (targetFbx == null) return;
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// Ensure output folder exists
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if (!Directory.Exists(outputFolder))
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{
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Directory.CreateDirectory(outputFolder);
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}
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GameObject fbxObject = targetFbx as GameObject;
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if (fbxObject == null)
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{
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EditorUtility.DisplayDialog("Error", "Selected object is not a valid GameObject/FBX file.", "OK");
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return;
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}
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string fbxPath = AssetDatabase.GetAssetPath(fbxObject);
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if (string.IsNullOrEmpty(fbxPath))
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{
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EditorUtility.DisplayDialog("Error", "Could not determine asset path.", "OK");
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return;
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}
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// Get all meshes
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Object[] assets = AssetDatabase.LoadAllAssetsAtPath(fbxPath);
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int extractedCount = 0;
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foreach (Object asset in assets)
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{
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if (asset is Mesh)
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{
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Mesh mesh = asset as Mesh;
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string meshName = mesh.name;
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// Create new mesh asset
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Mesh meshCopy = Object.Instantiate(mesh);
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meshCopy.name = meshName;
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// Save to target folder
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string meshPath = Path.Combine(outputFolder, meshName + ".asset");
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AssetDatabase.CreateAsset(meshCopy, meshPath);
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extractedCount++;
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}
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}
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AssetDatabase.SaveAssets();
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AssetDatabase.Refresh();
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EditorUtility.DisplayDialog("Extraction Complete",
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$"Successfully extracted {extractedCount} meshes to {outputFolder}.", "OK");
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}
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}
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}

‎FbxMeshExtractor.cs.meta‎

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‎LICENSE‎

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MIT License
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Copyright (c) 2025 BarryY
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.

‎LICENSE.meta‎

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‎README.md‎

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# FBX Mesh Extractor for Unity
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[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
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## Overview
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FBX Mesh Extractor is a Unity editor extension tool that allows you to quickly extract all mesh assets from FBX files and save them as independent asset files. This tool is particularly useful for developers who need to access and manipulate model meshes individually.
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## Features
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- Extract all mesh assets from any FBX file
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- Simple editor interface operation
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- Customizable output folder location
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- Automatic creation of missing folders
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- Batch extraction and saving of all meshes
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## Installation
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### Option 1: Using Unity Package
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1. Download the latest Unity Package release
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2. In Unity Editor, go to Assets > Import Package > Custom Package
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3. Select the downloaded package file
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4. Make sure all files are selected and click Import
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### Option 2: Manual Installation
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1. Clone or download this repository
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2. Copy the `FbxMeshExtractor.cs` file to the `Assets/Editor` folder in your Unity project
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(create the Editor folder if it doesn't exist)
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## Usage
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1. In Unity Editor, go to Tools > BY Utils > FBX Mesh Extractor
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2. In the popup editor window, drag and drop your target FBX file to the Target FBX field
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3. (Optional) Set the output folder path or use the browse button to select it
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4. Click the "Extract All Meshes" button
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5. All mesh assets will be extracted and saved to the specified output folder
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## License
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This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details
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## Contributing
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Issues and pull requests are welcome. Your contributions will help make this tool better!

‎README.md.meta‎

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