Add Check Invalid Rotation Plugin

plugins.json

@@ -220,6 +220,17 @@
 		"repository": "https://github.com/ewanhowell5195/blockbenchPlugins/tree/main/cem_template_loader",
 		"bug_tracker": "https://github.com/ewanhowell5195/blockbenchPlugins/issues/new?title=[CEM Template Loader]"
 	},
+	"check_invalid_rotation": {
+		"title": "Invalid Rotation Checker",
+		"author": "AnnJ",
+		"description": "Detects non-standard rotations and warns before save/export.",
+		"icon": "warning",
+		"version": "1.0.0",
+		"min_version": "4.8.0",
+		"variant": "both",
+		"tags": ["Rotation", "Validation", "Export"],
+		"repository": "https://github.com/JannisX11/blockbench-plugins/tree/master/plugins/check_invalid_rotation"
+	},
 	"optifine_player_models": {
 		"title": "OptiFine Player Models",
 		"icon": "icon-player",

plugins/check_invalid_rotation/about.md

@@ -0,0 +1,39 @@
+# Minecraft Java Edition Rotation Checker
+
+Detects and fixes non-standard rotations for Minecraft Java Edition 1.8-1.18.x before they cause display issues in-game.
+
+![Rotation Checker Dialog](https://raw.githubusercontent.com/JannisX11/blockbench-plugins/master/plugins/check_invalid_rotation/demo.png)
+
+## Features
+
+- **Automatic Detection**: Scans rotations during save and export operations
+- **Quick Fix**: Automatically fix all rotations or fix individually (nearest/furthest values)
+- **Multi-Language Support**: English and French translations
+
+## Minecraft Java Edition Standards
+
+Minecraft Java Edition 1.8-1.18.x supports rotations in 22.5° increments: **-45°, -22.5°, 0°, 22.5°, 45°**
+
+## Supported Operations
+
+The plugin automatically checks rotations before any save or export operation:
+
+### Save Operations
+- **Keyboard Shortcut**: Ctrl+Alt+S
+- **Menu**: File > Save Model
+- **Toolbar**: Save button
+
+### Save As Operations
+- **Keyboard Shortcut**: Ctrl+Shift+S
+- **Menu**: File > Save As
+- **Toolbar**: Save As button
+
+### Increment Save Operations
+- **Menu**: File > Increment Save
+- **Toolbar**: Increment Save button
+
+### Export Operations
+- **Java Block Export**: File > Export > Java Block (.java)
+- **Bedrock Export**: File > Export > Bedrock (.json)
+
+**Note**: Minecraft 1.19+ may have relaxed these restrictions. This plugin targets older versions where rotation restrictions are still enforced.

plugins/check_invalid_rotation/changelog.json

@@ -0,0 +1,15 @@
+{
+	"1.0.0": {
+		"title": "1.0.0",
+		"author": "AnnJ",
+		"date": "2025-01-08",
+		"categories": [
+			{
+				"title": "Initial Release",
+				"list": [
+					"Created Plugin"
+				]
+			}
+		]
+	}
+}