diff --git a/linux/templates/epitrochoid.ico b/linux/templates/epitrochoid.ico
new file mode 100644
index 00000000..34a221ab
Binary files /dev/null and b/linux/templates/epitrochoid.ico differ
diff --git a/linux/templates/epitrochoid.template b/linux/templates/epitrochoid.template
new file mode 100644
index 00000000..43a2b337
--- /dev/null
+++ b/linux/templates/epitrochoid.template
@@ -0,0 +1,20 @@
+[Template]
+ver=2
+Name=Epitrochoid
+Name[zh_CN]=外旋轮线
+Icon=Epitrochoid.ico
+Description=A simple epitrochoid drawing app
+Description[zh_CN]=外旋轮线绘制程序
+Category=Game
+Category[zh_CN]=游戏
+
+[Unit0]
+CName=main.c
+C=epitrochoid_c.txt
+
+[Project]
+UnitCount=1
+Type=1
+IsCpp=0
+linker=-lrdrawing -lraylib -lopengl32 -lgdi32 -lwinmm
+ExecEncoding=UTF-8
diff --git a/linux/templates/epitrochoid_c.txt b/linux/templates/epitrochoid_c.txt
new file mode 100644
index 00000000..608ce42e
--- /dev/null
+++ b/linux/templates/epitrochoid_c.txt
@@ -0,0 +1,112 @@
+#include <raylib.h>
+#include <rdrawing.h>
+#include <math.h>
+
+#define RAYGUI_IMPLEMENTATION
+#include <raygui/raygui.h>
+
+void updateRadius(int baseL, int outerL, int *pBaseR, int *pOuterR) {
+	int totalL=baseL+outerL+outerL;
+	int totalR = 420;
+	int remainder = totalR % totalL;
+	if (remainder!=0) {
+		if (remainder < totalL / 2) {
+			totalR -= remainder;
+		} else {
+			totalR += ( totalL - remainder);
+		}
+	}
+	*pBaseR = (totalR) / totalL * baseL;
+	*pOuterR = (totalR) / totalL * outerL;
+}
+
+
+int main() {
+	int baseL=2;
+	int outerL=13;
+	int baseR,outerR;
+	int cx=450,cy=450;
+	int speed = 1;
+	Color trackColor = BLUE;
+	updateRadius(baseL, outerL, &baseR, &outerR);
+	InitWindow(1300,900,"Epitrochoid");
+	SetTraceLogLevel(LOG_WARNING);
+	SetTargetFPS(60);
+	GuiSetStyle(DEFAULT,TEXT_SIZE,20);
+	
+	Image trackImage=GenImageColor(900,900,WHITE);
+	//border
+	ImageFillRectangleEx(&trackImage,0,0,900,900,LIGHTGRAY);
+	ImageFillRectangleEx(&trackImage,5,5,890,890,WHITE);
+	
+	Image circlesImage = GenImageColor(900,900,BLANK);
+	float r=0;
+	int lastx,lasty;
+	lasty=cy;
+	lastx=cx+(baseR+outerR+outerR);
+	int frameCount = 0;
+	while(!WindowShouldClose()) {
+		//GUI
+		int newOuterL = GuiSliderBar((Rectangle){ 70, 20, 200, 30 },"Outer",TextFormat("%i", (int)outerL), outerL, 1, 50);
+		int newBaseL = GuiSliderBar((Rectangle){ 70, 60, 200, 30 },"Base",TextFormat("%i", (int)baseL), baseL, 1, 50);
+		speed = GuiSliderBar((Rectangle){ 70, 120, 200, 30 },"Speed",TextFormat("%i", (int)speed), speed, 1, 50);
+		GuiLabel((Rectangle){ 20, 220, 80, 30 },TextFormat("Color: 0x%X%X%X ",(int)(trackColor.r), (int)(trackColor.g),(int)(trackColor.b)));
+		trackColor= GuiColorPicker((Rectangle){ 50, 250, 196, 192 }, NULL, trackColor);
+		int doClear = GuiButton((Rectangle){ 120, 700, 80, 30 },"Clear");
+		if (newOuterL!=outerL || newBaseL!=baseL) {
+			outerL=newOuterL;
+			baseL=newBaseL;
+			updateRadius(baseL, outerL, &baseR, &outerR);
+			lasty=cy;
+			lastx=cx+(baseR+outerR+outerR);
+			r=0;
+			ImageClearBackground(&trackImage,WHITE);
+			ImageFillRectangleEx(&trackImage,0,0,900,900,LIGHTGRAY);
+			ImageFillRectangleEx(&trackImage,5,5,890,890,WHITE);			
+		} else if (doClear) {
+			ImageClearBackground(&trackImage,WHITE);
+			ImageFillRectangleEx(&trackImage,0,0,900,900,LIGHTGRAY);
+			ImageFillRectangleEx(&trackImage,5,5,890,890,WHITE);						
+		}
+		//update datas
+		r+=0.01;
+		float outerCX=cx+ (baseR+outerR)*cos(r);
+		float outerCY=cy+ (baseR+outerR)*sin(r);
+		float theta = r * baseL / outerL; 
+		int x=round(outerCX + outerR * cos(theta));
+		int y=round(outerCY + outerR * sin(theta));		
+		
+		//update image (in CPU)
+		//ImageClearBackground(&trackImage,WHITE);
+		ImageDrawLineEx(&trackImage,lastx,lasty,x,y,3,trackColor);
+
+		frameCount++;
+		if (frameCount>=speed) {
+			ImageClearBackground(&circlesImage,BLANK);
+			//base circle
+			ImageDrawCircleEx(&circlesImage,cx,cy,baseR,1,LIGHTRED);
+			ImageDrawCircleEx(&circlesImage,outerCX,outerCY,outerR,1,LIGHTSLATEGRAY);
+			ImageDrawPointEx(&circlesImage,x,y,7,RED);
+			
+			//Drawing in GPU
+			Texture trackTexture = LoadTextureFromImage(trackImage);
+			Texture circlesTexture = LoadTextureFromImage(circlesImage);
+			BeginDrawing();
+			ClearBackground(WHITE);
+			DrawTexture(trackTexture,300,0,WHITE);
+			DrawTexture(circlesTexture,300,0,WHITE);
+			EndDrawing();
+			UnloadTexture(circlesTexture);
+			UnloadTexture(trackTexture);
+			frameCount=0;			
+		}
+		
+		lastx=x;
+		lasty=y;
+	}
+	
+	//Clean up
+	UnloadImage(circlesImage);
+	UnloadImage(trackImage);
+	CloseWindow();
+}
diff --git a/linux/templates/hypotrochoid.ico b/linux/templates/hypotrochoid.ico
new file mode 100644
index 00000000..bff8482f
Binary files /dev/null and b/linux/templates/hypotrochoid.ico differ
diff --git a/linux/templates/hypotrochoid.template b/linux/templates/hypotrochoid.template
new file mode 100644
index 00000000..5fb9227e
--- /dev/null
+++ b/linux/templates/hypotrochoid.template
@@ -0,0 +1,20 @@
+[Template]
+ver=2
+Name=Hypotrochoid
+Name[zh_CN]=内旋轮线
+Icon=hypotrochoid.ico
+Description=A simple hypotrochoid drawing app
+Description[zh_CN]=内旋轮线绘制程序
+Category=Game
+Category[zh_CN]=游戏
+
+[Unit0]
+CName=main.c
+C=hypotrochoid_c.txt
+
+[Project]
+UnitCount=1
+Type=1
+IsCpp=0
+linker=-lrdrawing -lraylib -lopengl32 -lgdi32 -lwinmm
+ExecEncoding=UTF-8
diff --git a/linux/templates/hypotrochoid_c.txt b/linux/templates/hypotrochoid_c.txt
new file mode 100644
index 00000000..b847ea2c
--- /dev/null
+++ b/linux/templates/hypotrochoid_c.txt
@@ -0,0 +1,119 @@
+#include <raylib.h>
+#include <rdrawing.h>
+#include <math.h>
+
+#define RAYGUI_IMPLEMENTATION
+#include <raygui/raygui.h>
+
+void updateRadius(int baseL, int innerL, int *pBaseR, int *pInnerR) {
+	int totalL=baseL;
+	if (innerL>baseL)
+		totalL = (2*innerL-baseL);
+	int totalR = 420;
+	int remainder = totalR % totalL;
+	if (remainder!=0) {
+		if (remainder < totalL / 2) {
+			totalR -= remainder;
+		} else {
+			totalR += ( totalL - remainder);
+		}
+	}
+	if (innerL<baseL) {
+		*pBaseR = totalR;
+		*pInnerR = (totalR) / totalL * innerL;		
+	} else {
+		*pBaseR = (totalR) / totalL * baseL;		
+		*pInnerR = totalR / totalL * innerL;
+	}
+}
+
+
+int main() {
+	int baseL=2;
+	int innerL=3;
+	int baseR,innerR;
+	int cx=450,cy=450;
+	int speed = 1;
+	Color trackColor = BLUE;
+	updateRadius(baseL, innerL, &baseR, &innerR);
+	InitWindow(1300,900,"Hypotrochoid");
+	SetTraceLogLevel(LOG_WARNING);
+	SetTargetFPS(60);
+	GuiSetStyle(DEFAULT,TEXT_SIZE,20);
+	
+	Image trackImage=GenImageColor(900,900,WHITE);
+	//border
+	ImageFillRectangleEx(&trackImage,0,0,900,900,LIGHTGRAY);
+	ImageFillRectangleEx(&trackImage,5,5,890,890,WHITE);
+	
+	Image circlesImage = GenImageColor(900,900,BLANK);
+	float r=0;
+	int lastx,lasty;
+	lasty=cy;
+	lastx=cx+baseR;
+	int frameCount = 0;
+	while(!WindowShouldClose()) {
+		//GUI
+		int newInnerL = GuiSliderBar((Rectangle){ 70, 20, 200, 30 },"Inner",TextFormat("%i", (int)innerL), innerL, 1, 50);
+		int newBaseL = GuiSliderBar((Rectangle){ 70, 60, 200, 30 },"Base",TextFormat("%i", (int)baseL), baseL, 1, 50);
+		speed = GuiSliderBar((Rectangle){ 70, 120, 200, 30 },"Speed",TextFormat("%i", (int)speed), speed, 1, 50);
+		GuiLabel((Rectangle){ 20, 220, 80, 30 },TextFormat("Color: 0x%X%X%X ",(int)(trackColor.r), (int)(trackColor.g),(int)(trackColor.b)));
+		trackColor= GuiColorPicker((Rectangle){ 50, 250, 196, 192 }, NULL, trackColor);
+		int doClear = GuiButton((Rectangle){ 120, 700, 80, 30 },"Clear");
+		if (newInnerL!=innerL || newBaseL!=baseL) {
+			innerL=newInnerL;
+			baseL=newBaseL;
+			updateRadius(baseL, innerL, &baseR, &innerR);
+			lasty=cy;
+			lastx=cx+baseR;
+			r=0;
+			ImageClearBackground(&trackImage,WHITE);
+			ImageFillRectangleEx(&trackImage,0,0,900,900,LIGHTGRAY);
+			ImageFillRectangleEx(&trackImage,5,5,890,890,WHITE);			
+		} else if (doClear) {
+			ImageClearBackground(&trackImage,WHITE);
+			ImageFillRectangleEx(&trackImage,0,0,900,900,LIGHTGRAY);
+			ImageFillRectangleEx(&trackImage,5,5,890,890,WHITE);						
+		}
+		//update datas
+		r+=0.01;
+		float innerCX=cx+ (baseR-innerR)*cos(r);
+		float innerCY=cy+ (baseR-innerR)*sin(r);
+		float theta = r * baseL / innerL; 
+		int x=round(innerCX + innerR * cos(theta));
+		int y=round(innerCY + innerR * sin(theta));		
+		
+		//update image (in CPU)
+		//ImageClearBackground(&trackImage,WHITE);
+		ImageDrawLineEx(&trackImage,lastx,lasty,x,y,3,trackColor);
+		
+		frameCount++;
+		if (frameCount>=speed) {
+			ImageClearBackground(&circlesImage,BLANK);
+			//base circle
+			ImageDrawCircleEx(&circlesImage,cx,cy,baseR,1,LIGHTRED);
+			ImageDrawCircleEx(&circlesImage,innerCX,innerCY,innerR,1,LIGHTSLATEGRAY);
+			ImageDrawPointEx(&circlesImage,x,y,7,RED);
+			
+			//Drawing in GPU
+			Texture trackTexture = LoadTextureFromImage(trackImage);
+			Texture circlesTexture = LoadTextureFromImage(circlesImage);
+			BeginDrawing();
+			ClearBackground(WHITE);
+			DrawTexture(trackTexture,300,0,WHITE);
+			DrawTexture(circlesTexture,300,0,WHITE);
+			EndDrawing();
+			UnloadTexture(circlesTexture);
+			UnloadTexture(trackTexture);
+			frameCount=0;			
+		}
+		
+		lastx=x;
+		lasty=y;
+	}
+	
+	//Clean up
+	UnloadImage(circlesImage);
+	UnloadImage(trackImage);
+	CloseWindow();
+}
diff --git a/linux/templates/raygui.ico b/linux/templates/raygui.ico
new file mode 100644
index 00000000..b8668114
Binary files /dev/null and b/linux/templates/raygui.ico differ
diff --git a/linux/templates/raygui.template b/linux/templates/raygui.template
new file mode 100644
index 00000000..86a7cd62
--- /dev/null
+++ b/linux/templates/raygui.template
@@ -0,0 +1,21 @@
+[Template]
+ver=2
+Name=raygui
+Name[zh_CN]=raygui
+Icon=raygui.ico
+Description=raygui demo
+Description[zh_CN]=Raygui演示
+Category=Multimedia
+Category[zh_CN]=多媒体
+
+[Unit0]
+CName=main.c
+C=raygui_c.txt
+
+[Project]
+UnitCount=1
+Type=1
+IsCpp=0
+linker=-lraylib -lopengl32 -lgdi32 -lwinmm
+ExecEncoding=UTF-8
+
diff --git a/linux/templates/raygui_c.txt b/linux/templates/raygui_c.txt
new file mode 100644
index 00000000..e5be517e
--- /dev/null
+++ b/linux/templates/raygui_c.txt
@@ -0,0 +1,251 @@
+/*******************************************************************************************
+*
+*   raygui - controls test suite
+*
+*   TEST CONTROLS:
+*       - GuiDropdownBox()
+*       - GuiCheckBox()
+*       - GuiSpinner()
+*       - GuiValueBox()
+*       - GuiTextBox()
+*       - GuiButton()
+*       - GuiComboBox()
+*       - GuiListView()
+*       - GuiToggleGroup()
+*       - GuiTextBoxMulti()
+*       - GuiColorPicker()
+*       - GuiSlider()
+*       - GuiSliderBar()
+*       - GuiProgressBar()
+*       - GuiColorBarAlpha()
+*       - GuiScrollPanel()
+*
+*
+*   DEPENDENCIES:
+*       raylib 4.0 - Windowing/input management and drawing.
+*       raygui 3.2 - Immediate-mode GUI controls.
+*
+*   COMPILATION (Windows - MinGW):
+*       gcc -o $(NAME_PART).exe $(FILE_NAME) -I../../src -lraylib -lopengl32 -lgdi32 -std=c99
+*
+*   LICENSE: zlib/libpng
+*
+*   Copyright (c) 2016-2022 Ramon Santamaria (@raysan5)
+*
+**********************************************************************************************/
+
+#include "raylib.h"
+
+#define RAYGUI_IMPLEMENTATION
+//#define RAYGUI_CUSTOM_ICONS     // It requires providing gui_icons.h in the same directory
+//#include "gui_icons.h"          // External icons data provided, it can be generated with rGuiIcons tool
+#include "raygui/raygui.h"
+
+#include <string.h>             // Required for: strcpy()
+
+//------------------------------------------------------------------------------------
+// Program main entry point
+//------------------------------------------------------------------------------------
+int main()
+{
+    // Initialization
+    //---------------------------------------------------------------------------------------
+    const int screenWidth = 690;
+    const int screenHeight = 560;
+
+    InitWindow(screenWidth, screenHeight, "raygui - controls test suite");
+    SetExitKey(0);
+
+    // GUI controls initialization
+    //----------------------------------------------------------------------------------
+	//GuiSetStyle(DEFAULT,TEXT_SIZE,16);
+    int dropdownBox000Active = 0;
+    bool dropDown000EditMode = false;
+
+    int dropdownBox001Active = 0;
+    bool dropDown001EditMode = false;
+
+    int spinner001Value = 0;
+    bool spinnerEditMode = false;
+
+    int valueBox002Value = 0;
+    bool valueBoxEditMode = false;
+
+    char textBoxText[64] = "Text box";
+    bool textBoxEditMode = false;
+
+    int listViewScrollIndex = 0;
+    int listViewActive = -1;
+
+    int listViewExScrollIndex = 0;
+    int listViewExActive = 2;
+    int listViewExFocus = -1;
+    const char *listViewExList[8] = { "This", "is", "a", "list view", "with", "disable", "elements", "amazing!" };
+
+    char multiTextBoxText[256] = "Multi text box";
+    bool multiTextBoxEditMode = false;
+    Color colorPickerValue = RED;
+
+    int sliderValue = 50;
+    int sliderBarValue = 60;
+    float progressValue = 0.4f;
+
+    bool forceSquaredChecked = false;
+
+    float alphaValue = 0.5f;
+
+    int comboBoxActive = 1;
+
+    int toggleGroupActive = 0;
+
+    Vector2 viewScroll = { 0, 0 };
+    //----------------------------------------------------------------------------------
+
+    // Custom GUI font loading
+    //Font font = LoadFontEx("fonts/rainyhearts16.ttf", 12, 0, 0);
+    //GuiSetFont(font);
+
+    bool exitWindow = false;
+    bool showMessageBox = false;
+
+    char textInput[256] = { 0 };
+    bool showTextInputBox = false;
+
+    char textInputFileName[256] = { 0 };
+
+    SetTargetFPS(60);
+    //--------------------------------------------------------------------------------------
+
+    // Main game loop
+    while (!exitWindow)    // Detect window close button or ESC key
+    {
+        // Update
+        //----------------------------------------------------------------------------------
+        exitWindow = WindowShouldClose();
+
+        if (IsKeyPressed(KEY_ESCAPE)) showMessageBox = !showMessageBox;
+
+        if (IsKeyDown(KEY_LEFT_CONTROL) && IsKeyPressed(KEY_S)) showTextInputBox = true;
+
+// incompatible with raylib 4.0
+//        if (IsFileDropped())
+//        {
+//            int dropFileCount = 0;
+//            char **droppedFiles = LoadDroppedFiles(&dropFileCount);
+//
+//            if ((dropFileCount > 0) && IsFileExtension(droppedFiles[0], ".rgs")) GuiLoadStyle(droppedFiles[0]);
+//
+//            UnloadDroppedFiles();    // Clear internal buffers
+//        }
+        //----------------------------------------------------------------------------------
+
+        // Draw
+        //----------------------------------------------------------------------------------
+        BeginDrawing();
+
+            ClearBackground(GetColor(GuiGetStyle(DEFAULT, BACKGROUND_COLOR)));
+
+            // raygui: controls drawing
+            //----------------------------------------------------------------------------------
+            if (dropDown000EditMode || dropDown001EditMode) GuiLock();
+            else if (!dropDown000EditMode && !dropDown001EditMode) GuiUnlock();
+            //GuiDisable();
+
+            // First GUI column
+            //GuiSetStyle(CHECKBOX, TEXT_ALIGNMENT, TEXT_ALIGN_LEFT);
+            forceSquaredChecked = GuiCheckBox((Rectangle){ 25, 108, 15, 15 }, "FORCE CHECK!", forceSquaredChecked);
+
+            GuiSetStyle(TEXTBOX, TEXT_ALIGNMENT, TEXT_ALIGN_CENTER);
+            //GuiSetStyle(VALUEBOX, TEXT_ALIGNMENT, TEXT_ALIGN_LEFT);
+            if (GuiSpinner((Rectangle){ 25, 135, 125, 30 }, NULL, &spinner001Value, 0, 100, spinnerEditMode)) spinnerEditMode = !spinnerEditMode;
+            if (GuiValueBox((Rectangle){ 25, 175, 125, 30 }, NULL, &valueBox002Value, 0, 100, valueBoxEditMode)) valueBoxEditMode = !valueBoxEditMode;
+            GuiSetStyle(TEXTBOX, TEXT_ALIGNMENT, TEXT_ALIGN_LEFT);
+            if (GuiTextBox((Rectangle){ 25, 215, 125, 30 }, textBoxText, 64, textBoxEditMode)) textBoxEditMode = !textBoxEditMode;
+
+            GuiSetStyle(BUTTON, TEXT_ALIGNMENT, TEXT_ALIGN_CENTER);
+
+            if (GuiButton((Rectangle){ 25, 255, 125, 30 }, GuiIconText(ICON_FILE_SAVE, "Save File"))) showTextInputBox = true;
+
+            GuiGroupBox((Rectangle){ 25, 310, 125, 150 }, "STATES");
+            //GuiLock();
+            GuiSetState(STATE_NORMAL); if (GuiButton((Rectangle){ 30, 320, 115, 30 }, "NORMAL")) { }
+            GuiSetState(STATE_FOCUSED); if (GuiButton((Rectangle){ 30, 355, 115, 30 }, "FOCUSED")) { }
+            GuiSetState(STATE_PRESSED); if (GuiButton((Rectangle){ 30, 390, 115, 30 }, "#15#PRESSED")) { }
+            GuiSetState(STATE_DISABLED); if (GuiButton((Rectangle){ 30, 425, 115, 30 }, "DISABLED")) { }
+            GuiSetState(STATE_NORMAL);
+            //GuiUnlock();
+
+            comboBoxActive = GuiComboBox((Rectangle){ 25, 470, 125, 30 }, "ONE;TWO;THREE;FOUR", comboBoxActive);
+
+            // NOTE: GuiDropdownBox must draw after any other control that can be covered on unfolding
+            GuiSetStyle(DROPDOWNBOX, TEXT_ALIGNMENT, TEXT_ALIGN_LEFT);
+            if (GuiDropdownBox((Rectangle){ 25, 65, 125, 30 }, "#01#ONE;#02#TWO;#03#THREE;#04#FOUR", &dropdownBox001Active, dropDown001EditMode)) dropDown001EditMode = !dropDown001EditMode;
+
+            GuiSetStyle(DROPDOWNBOX, TEXT_ALIGNMENT, TEXT_ALIGN_CENTER);
+            if (GuiDropdownBox((Rectangle){ 25, 25, 125, 30 }, "ONE;TWO;THREE", &dropdownBox000Active, dropDown000EditMode)) dropDown000EditMode = !dropDown000EditMode;
+
+            // Second GUI column
+            listViewActive = GuiListView((Rectangle){ 165, 25, 140, 140 }, "Charmander;Bulbasaur;#18#Squirtel;Pikachu;Eevee;Pidgey", &listViewScrollIndex, listViewActive);
+            listViewExActive = GuiListViewEx((Rectangle){ 165, 180, 140, 200 }, listViewExList, 8, &listViewExFocus, &listViewExScrollIndex, listViewExActive);
+
+            toggleGroupActive = GuiToggleGroup((Rectangle){ 165, 400, 140, 25 }, "#1#ONE\n#3#TWO\n#8#THREE\n#23#", toggleGroupActive);
+
+            // Third GUI column
+            if (GuiTextBoxMulti((Rectangle){ 320, 25, 225, 140 }, multiTextBoxText, 256, multiTextBoxEditMode)) multiTextBoxEditMode = !multiTextBoxEditMode;
+            colorPickerValue = GuiColorPicker((Rectangle){ 320, 185, 196, 192 }, NULL, colorPickerValue);
+
+            sliderValue = GuiSlider((Rectangle){ 355, 400, 165, 20 }, "TEST", TextFormat("%2.2f", (float)sliderValue), sliderValue, -50, 100);
+            sliderBarValue = GuiSliderBar((Rectangle){ 320, 430, 200, 20 }, NULL, TextFormat("%i", (int)sliderBarValue), sliderBarValue, 0, 100);
+            progressValue = GuiProgressBar((Rectangle){ 320, 460, 200, 20 }, NULL, NULL, progressValue, 0, 1);
+
+            // NOTE: View rectangle could be used to perform some scissor test
+            Rectangle view = GuiScrollPanel((Rectangle){ 560, 25, 100, 160 }, NULL, (Rectangle){ 560, 25, 200, 400 }, &viewScroll);
+
+            GuiPanel((Rectangle){ 560, 25 + 180, 100, 160 }, "Panel Info");
+
+            GuiGrid((Rectangle) { 560, 25 + 180 + 180, 100, 120 }, NULL, 20, 2);
+
+            GuiStatusBar((Rectangle){ 0, (float)GetScreenHeight() - 20, (float)GetScreenWidth(), 20 }, "This is a status bar");
+
+            alphaValue = GuiColorBarAlpha((Rectangle){ 320, 490, 200, 30 }, NULL, alphaValue);
+
+            if (showMessageBox)
+            {
+                DrawRectangle(0, 0, GetScreenWidth(), GetScreenHeight(), Fade(RAYWHITE, 0.8f));
+                int result = GuiMessageBox((Rectangle){ (float)GetScreenWidth()/2 - 125, (float)GetScreenHeight()/2 - 50, 250, 100 }, GuiIconText(ICON_EXIT, "Close Window"), "Do you really want to exit?", "Yes;No");
+
+                if ((result == 0) || (result == 2)) showMessageBox = false;
+                else if (result == 1) exitWindow = true;
+            }
+
+            if (showTextInputBox)
+            {
+                DrawRectangle(0, 0, GetScreenWidth(), GetScreenHeight(), Fade(RAYWHITE, 0.8f));
+                int result = GuiTextInputBox((Rectangle){ (float)GetScreenWidth()/2 - 120, (float)GetScreenHeight()/2 - 60, 240, 140 }, "Save", GuiIconText(ICON_FILE_SAVE, "Save file as..."), "Ok;Cancel", textInput, 255, NULL);
+
+                if (result == 1)
+                {
+                    // TODO: Validate textInput value and save
+
+                    strcpy(textInputFileName, textInput);
+                }
+
+                if ((result == 0) || (result == 1) || (result == 2))
+                {
+                    showTextInputBox = false;
+                    strcpy(textInput, "\0");
+                }
+            }
+            //----------------------------------------------------------------------------------
+
+        EndDrawing();
+        //----------------------------------------------------------------------------------
+    }
+
+    // De-Initialization
+    //--------------------------------------------------------------------------------------
+    CloseWindow();        // Close window and OpenGL context
+    //--------------------------------------------------------------------------------------
+
+    return 0;
+}
diff --git a/windows/templates/epitrochoid.ico b/windows/templates/epitrochoid.ico
new file mode 100644
index 00000000..34a221ab
Binary files /dev/null and b/windows/templates/epitrochoid.ico differ
diff --git a/windows/templates/epitrochoid.template b/windows/templates/epitrochoid.template
new file mode 100644
index 00000000..43a2b337
--- /dev/null
+++ b/windows/templates/epitrochoid.template
@@ -0,0 +1,20 @@
+[Template]
+ver=2
+Name=Epitrochoid
+Name[zh_CN]=外旋轮线
+Icon=Epitrochoid.ico
+Description=A simple epitrochoid drawing app
+Description[zh_CN]=外旋轮线绘制程序
+Category=Game
+Category[zh_CN]=游戏
+
+[Unit0]
+CName=main.c
+C=epitrochoid_c.txt
+
+[Project]
+UnitCount=1
+Type=1
+IsCpp=0
+linker=-lrdrawing -lraylib -lopengl32 -lgdi32 -lwinmm
+ExecEncoding=UTF-8
diff --git a/windows/templates/epitrochoid_c.txt b/windows/templates/epitrochoid_c.txt
new file mode 100644
index 00000000..608ce42e
--- /dev/null
+++ b/windows/templates/epitrochoid_c.txt
@@ -0,0 +1,112 @@
+#include <raylib.h>
+#include <rdrawing.h>
+#include <math.h>
+
+#define RAYGUI_IMPLEMENTATION
+#include <raygui/raygui.h>
+
+void updateRadius(int baseL, int outerL, int *pBaseR, int *pOuterR) {
+	int totalL=baseL+outerL+outerL;
+	int totalR = 420;
+	int remainder = totalR % totalL;
+	if (remainder!=0) {
+		if (remainder < totalL / 2) {
+			totalR -= remainder;
+		} else {
+			totalR += ( totalL - remainder);
+		}
+	}
+	*pBaseR = (totalR) / totalL * baseL;
+	*pOuterR = (totalR) / totalL * outerL;
+}
+
+
+int main() {
+	int baseL=2;
+	int outerL=13;
+	int baseR,outerR;
+	int cx=450,cy=450;
+	int speed = 1;
+	Color trackColor = BLUE;
+	updateRadius(baseL, outerL, &baseR, &outerR);
+	InitWindow(1300,900,"Epitrochoid");
+	SetTraceLogLevel(LOG_WARNING);
+	SetTargetFPS(60);
+	GuiSetStyle(DEFAULT,TEXT_SIZE,20);
+	
+	Image trackImage=GenImageColor(900,900,WHITE);
+	//border
+	ImageFillRectangleEx(&trackImage,0,0,900,900,LIGHTGRAY);
+	ImageFillRectangleEx(&trackImage,5,5,890,890,WHITE);
+	
+	Image circlesImage = GenImageColor(900,900,BLANK);
+	float r=0;
+	int lastx,lasty;
+	lasty=cy;
+	lastx=cx+(baseR+outerR+outerR);
+	int frameCount = 0;
+	while(!WindowShouldClose()) {
+		//GUI
+		int newOuterL = GuiSliderBar((Rectangle){ 70, 20, 200, 30 },"Outer",TextFormat("%i", (int)outerL), outerL, 1, 50);
+		int newBaseL = GuiSliderBar((Rectangle){ 70, 60, 200, 30 },"Base",TextFormat("%i", (int)baseL), baseL, 1, 50);
+		speed = GuiSliderBar((Rectangle){ 70, 120, 200, 30 },"Speed",TextFormat("%i", (int)speed), speed, 1, 50);
+		GuiLabel((Rectangle){ 20, 220, 80, 30 },TextFormat("Color: 0x%X%X%X ",(int)(trackColor.r), (int)(trackColor.g),(int)(trackColor.b)));
+		trackColor= GuiColorPicker((Rectangle){ 50, 250, 196, 192 }, NULL, trackColor);
+		int doClear = GuiButton((Rectangle){ 120, 700, 80, 30 },"Clear");
+		if (newOuterL!=outerL || newBaseL!=baseL) {
+			outerL=newOuterL;
+			baseL=newBaseL;
+			updateRadius(baseL, outerL, &baseR, &outerR);
+			lasty=cy;
+			lastx=cx+(baseR+outerR+outerR);
+			r=0;
+			ImageClearBackground(&trackImage,WHITE);
+			ImageFillRectangleEx(&trackImage,0,0,900,900,LIGHTGRAY);
+			ImageFillRectangleEx(&trackImage,5,5,890,890,WHITE);			
+		} else if (doClear) {
+			ImageClearBackground(&trackImage,WHITE);
+			ImageFillRectangleEx(&trackImage,0,0,900,900,LIGHTGRAY);
+			ImageFillRectangleEx(&trackImage,5,5,890,890,WHITE);						
+		}
+		//update datas
+		r+=0.01;
+		float outerCX=cx+ (baseR+outerR)*cos(r);
+		float outerCY=cy+ (baseR+outerR)*sin(r);
+		float theta = r * baseL / outerL; 
+		int x=round(outerCX + outerR * cos(theta));
+		int y=round(outerCY + outerR * sin(theta));		
+		
+		//update image (in CPU)
+		//ImageClearBackground(&trackImage,WHITE);
+		ImageDrawLineEx(&trackImage,lastx,lasty,x,y,3,trackColor);
+
+		frameCount++;
+		if (frameCount>=speed) {
+			ImageClearBackground(&circlesImage,BLANK);
+			//base circle
+			ImageDrawCircleEx(&circlesImage,cx,cy,baseR,1,LIGHTRED);
+			ImageDrawCircleEx(&circlesImage,outerCX,outerCY,outerR,1,LIGHTSLATEGRAY);
+			ImageDrawPointEx(&circlesImage,x,y,7,RED);
+			
+			//Drawing in GPU
+			Texture trackTexture = LoadTextureFromImage(trackImage);
+			Texture circlesTexture = LoadTextureFromImage(circlesImage);
+			BeginDrawing();
+			ClearBackground(WHITE);
+			DrawTexture(trackTexture,300,0,WHITE);
+			DrawTexture(circlesTexture,300,0,WHITE);
+			EndDrawing();
+			UnloadTexture(circlesTexture);
+			UnloadTexture(trackTexture);
+			frameCount=0;			
+		}
+		
+		lastx=x;
+		lasty=y;
+	}
+	
+	//Clean up
+	UnloadImage(circlesImage);
+	UnloadImage(trackImage);
+	CloseWindow();
+}
diff --git a/windows/templates/hypotrochoid.ico b/windows/templates/hypotrochoid.ico
new file mode 100644
index 00000000..bff8482f
Binary files /dev/null and b/windows/templates/hypotrochoid.ico differ
diff --git a/windows/templates/hypotrochoid.template b/windows/templates/hypotrochoid.template
new file mode 100644
index 00000000..5fb9227e
--- /dev/null
+++ b/windows/templates/hypotrochoid.template
@@ -0,0 +1,20 @@
+[Template]
+ver=2
+Name=Hypotrochoid
+Name[zh_CN]=内旋轮线
+Icon=hypotrochoid.ico
+Description=A simple hypotrochoid drawing app
+Description[zh_CN]=内旋轮线绘制程序
+Category=Game
+Category[zh_CN]=游戏
+
+[Unit0]
+CName=main.c
+C=hypotrochoid_c.txt
+
+[Project]
+UnitCount=1
+Type=1
+IsCpp=0
+linker=-lrdrawing -lraylib -lopengl32 -lgdi32 -lwinmm
+ExecEncoding=UTF-8
diff --git a/windows/templates/hypotrochoid_c.txt b/windows/templates/hypotrochoid_c.txt
new file mode 100644
index 00000000..b847ea2c
--- /dev/null
+++ b/windows/templates/hypotrochoid_c.txt
@@ -0,0 +1,119 @@
+#include <raylib.h>
+#include <rdrawing.h>
+#include <math.h>
+
+#define RAYGUI_IMPLEMENTATION
+#include <raygui/raygui.h>
+
+void updateRadius(int baseL, int innerL, int *pBaseR, int *pInnerR) {
+	int totalL=baseL;
+	if (innerL>baseL)
+		totalL = (2*innerL-baseL);
+	int totalR = 420;
+	int remainder = totalR % totalL;
+	if (remainder!=0) {
+		if (remainder < totalL / 2) {
+			totalR -= remainder;
+		} else {
+			totalR += ( totalL - remainder);
+		}
+	}
+	if (innerL<baseL) {
+		*pBaseR = totalR;
+		*pInnerR = (totalR) / totalL * innerL;		
+	} else {
+		*pBaseR = (totalR) / totalL * baseL;		
+		*pInnerR = totalR / totalL * innerL;
+	}
+}
+
+
+int main() {
+	int baseL=2;
+	int innerL=3;
+	int baseR,innerR;
+	int cx=450,cy=450;
+	int speed = 1;
+	Color trackColor = BLUE;
+	updateRadius(baseL, innerL, &baseR, &innerR);
+	InitWindow(1300,900,"Hypotrochoid");
+	SetTraceLogLevel(LOG_WARNING);
+	SetTargetFPS(60);
+	GuiSetStyle(DEFAULT,TEXT_SIZE,20);
+	
+	Image trackImage=GenImageColor(900,900,WHITE);
+	//border
+	ImageFillRectangleEx(&trackImage,0,0,900,900,LIGHTGRAY);
+	ImageFillRectangleEx(&trackImage,5,5,890,890,WHITE);
+	
+	Image circlesImage = GenImageColor(900,900,BLANK);
+	float r=0;
+	int lastx,lasty;
+	lasty=cy;
+	lastx=cx+baseR;
+	int frameCount = 0;
+	while(!WindowShouldClose()) {
+		//GUI
+		int newInnerL = GuiSliderBar((Rectangle){ 70, 20, 200, 30 },"Inner",TextFormat("%i", (int)innerL), innerL, 1, 50);
+		int newBaseL = GuiSliderBar((Rectangle){ 70, 60, 200, 30 },"Base",TextFormat("%i", (int)baseL), baseL, 1, 50);
+		speed = GuiSliderBar((Rectangle){ 70, 120, 200, 30 },"Speed",TextFormat("%i", (int)speed), speed, 1, 50);
+		GuiLabel((Rectangle){ 20, 220, 80, 30 },TextFormat("Color: 0x%X%X%X ",(int)(trackColor.r), (int)(trackColor.g),(int)(trackColor.b)));
+		trackColor= GuiColorPicker((Rectangle){ 50, 250, 196, 192 }, NULL, trackColor);
+		int doClear = GuiButton((Rectangle){ 120, 700, 80, 30 },"Clear");
+		if (newInnerL!=innerL || newBaseL!=baseL) {
+			innerL=newInnerL;
+			baseL=newBaseL;
+			updateRadius(baseL, innerL, &baseR, &innerR);
+			lasty=cy;
+			lastx=cx+baseR;
+			r=0;
+			ImageClearBackground(&trackImage,WHITE);
+			ImageFillRectangleEx(&trackImage,0,0,900,900,LIGHTGRAY);
+			ImageFillRectangleEx(&trackImage,5,5,890,890,WHITE);			
+		} else if (doClear) {
+			ImageClearBackground(&trackImage,WHITE);
+			ImageFillRectangleEx(&trackImage,0,0,900,900,LIGHTGRAY);
+			ImageFillRectangleEx(&trackImage,5,5,890,890,WHITE);						
+		}
+		//update datas
+		r+=0.01;
+		float innerCX=cx+ (baseR-innerR)*cos(r);
+		float innerCY=cy+ (baseR-innerR)*sin(r);
+		float theta = r * baseL / innerL; 
+		int x=round(innerCX + innerR * cos(theta));
+		int y=round(innerCY + innerR * sin(theta));		
+		
+		//update image (in CPU)
+		//ImageClearBackground(&trackImage,WHITE);
+		ImageDrawLineEx(&trackImage,lastx,lasty,x,y,3,trackColor);
+		
+		frameCount++;
+		if (frameCount>=speed) {
+			ImageClearBackground(&circlesImage,BLANK);
+			//base circle
+			ImageDrawCircleEx(&circlesImage,cx,cy,baseR,1,LIGHTRED);
+			ImageDrawCircleEx(&circlesImage,innerCX,innerCY,innerR,1,LIGHTSLATEGRAY);
+			ImageDrawPointEx(&circlesImage,x,y,7,RED);
+			
+			//Drawing in GPU
+			Texture trackTexture = LoadTextureFromImage(trackImage);
+			Texture circlesTexture = LoadTextureFromImage(circlesImage);
+			BeginDrawing();
+			ClearBackground(WHITE);
+			DrawTexture(trackTexture,300,0,WHITE);
+			DrawTexture(circlesTexture,300,0,WHITE);
+			EndDrawing();
+			UnloadTexture(circlesTexture);
+			UnloadTexture(trackTexture);
+			frameCount=0;			
+		}
+		
+		lastx=x;
+		lasty=y;
+	}
+	
+	//Clean up
+	UnloadImage(circlesImage);
+	UnloadImage(trackImage);
+	CloseWindow();
+}
diff --git a/windows/templates/raygui.ico b/windows/templates/raygui.ico
new file mode 100644
index 00000000..b8668114
Binary files /dev/null and b/windows/templates/raygui.ico differ
diff --git a/windows/templates/raygui.template b/windows/templates/raygui.template
new file mode 100644
index 00000000..86a7cd62
--- /dev/null
+++ b/windows/templates/raygui.template
@@ -0,0 +1,21 @@
+[Template]
+ver=2
+Name=raygui
+Name[zh_CN]=raygui
+Icon=raygui.ico
+Description=raygui demo
+Description[zh_CN]=Raygui演示
+Category=Multimedia
+Category[zh_CN]=多媒体
+
+[Unit0]
+CName=main.c
+C=raygui_c.txt
+
+[Project]
+UnitCount=1
+Type=1
+IsCpp=0
+linker=-lraylib -lopengl32 -lgdi32 -lwinmm
+ExecEncoding=UTF-8
+
diff --git a/windows/templates/raygui_c.txt b/windows/templates/raygui_c.txt
new file mode 100644
index 00000000..e5be517e
--- /dev/null
+++ b/windows/templates/raygui_c.txt
@@ -0,0 +1,251 @@
+/*******************************************************************************************
+*
+*   raygui - controls test suite
+*
+*   TEST CONTROLS:
+*       - GuiDropdownBox()
+*       - GuiCheckBox()
+*       - GuiSpinner()
+*       - GuiValueBox()
+*       - GuiTextBox()
+*       - GuiButton()
+*       - GuiComboBox()
+*       - GuiListView()
+*       - GuiToggleGroup()
+*       - GuiTextBoxMulti()
+*       - GuiColorPicker()
+*       - GuiSlider()
+*       - GuiSliderBar()
+*       - GuiProgressBar()
+*       - GuiColorBarAlpha()
+*       - GuiScrollPanel()
+*
+*
+*   DEPENDENCIES:
+*       raylib 4.0 - Windowing/input management and drawing.
+*       raygui 3.2 - Immediate-mode GUI controls.
+*
+*   COMPILATION (Windows - MinGW):
+*       gcc -o $(NAME_PART).exe $(FILE_NAME) -I../../src -lraylib -lopengl32 -lgdi32 -std=c99
+*
+*   LICENSE: zlib/libpng
+*
+*   Copyright (c) 2016-2022 Ramon Santamaria (@raysan5)
+*
+**********************************************************************************************/
+
+#include "raylib.h"
+
+#define RAYGUI_IMPLEMENTATION
+//#define RAYGUI_CUSTOM_ICONS     // It requires providing gui_icons.h in the same directory
+//#include "gui_icons.h"          // External icons data provided, it can be generated with rGuiIcons tool
+#include "raygui/raygui.h"
+
+#include <string.h>             // Required for: strcpy()
+
+//------------------------------------------------------------------------------------
+// Program main entry point
+//------------------------------------------------------------------------------------
+int main()
+{
+    // Initialization
+    //---------------------------------------------------------------------------------------
+    const int screenWidth = 690;
+    const int screenHeight = 560;
+
+    InitWindow(screenWidth, screenHeight, "raygui - controls test suite");
+    SetExitKey(0);
+
+    // GUI controls initialization
+    //----------------------------------------------------------------------------------
+	//GuiSetStyle(DEFAULT,TEXT_SIZE,16);
+    int dropdownBox000Active = 0;
+    bool dropDown000EditMode = false;
+
+    int dropdownBox001Active = 0;
+    bool dropDown001EditMode = false;
+
+    int spinner001Value = 0;
+    bool spinnerEditMode = false;
+
+    int valueBox002Value = 0;
+    bool valueBoxEditMode = false;
+
+    char textBoxText[64] = "Text box";
+    bool textBoxEditMode = false;
+
+    int listViewScrollIndex = 0;
+    int listViewActive = -1;
+
+    int listViewExScrollIndex = 0;
+    int listViewExActive = 2;
+    int listViewExFocus = -1;
+    const char *listViewExList[8] = { "This", "is", "a", "list view", "with", "disable", "elements", "amazing!" };
+
+    char multiTextBoxText[256] = "Multi text box";
+    bool multiTextBoxEditMode = false;
+    Color colorPickerValue = RED;
+
+    int sliderValue = 50;
+    int sliderBarValue = 60;
+    float progressValue = 0.4f;
+
+    bool forceSquaredChecked = false;
+
+    float alphaValue = 0.5f;
+
+    int comboBoxActive = 1;
+
+    int toggleGroupActive = 0;
+
+    Vector2 viewScroll = { 0, 0 };
+    //----------------------------------------------------------------------------------
+
+    // Custom GUI font loading
+    //Font font = LoadFontEx("fonts/rainyhearts16.ttf", 12, 0, 0);
+    //GuiSetFont(font);
+
+    bool exitWindow = false;
+    bool showMessageBox = false;
+
+    char textInput[256] = { 0 };
+    bool showTextInputBox = false;
+
+    char textInputFileName[256] = { 0 };
+
+    SetTargetFPS(60);
+    //--------------------------------------------------------------------------------------
+
+    // Main game loop
+    while (!exitWindow)    // Detect window close button or ESC key
+    {
+        // Update
+        //----------------------------------------------------------------------------------
+        exitWindow = WindowShouldClose();
+
+        if (IsKeyPressed(KEY_ESCAPE)) showMessageBox = !showMessageBox;
+
+        if (IsKeyDown(KEY_LEFT_CONTROL) && IsKeyPressed(KEY_S)) showTextInputBox = true;
+
+// incompatible with raylib 4.0
+//        if (IsFileDropped())
+//        {
+//            int dropFileCount = 0;
+//            char **droppedFiles = LoadDroppedFiles(&dropFileCount);
+//
+//            if ((dropFileCount > 0) && IsFileExtension(droppedFiles[0], ".rgs")) GuiLoadStyle(droppedFiles[0]);
+//
+//            UnloadDroppedFiles();    // Clear internal buffers
+//        }
+        //----------------------------------------------------------------------------------
+
+        // Draw
+        //----------------------------------------------------------------------------------
+        BeginDrawing();
+
+            ClearBackground(GetColor(GuiGetStyle(DEFAULT, BACKGROUND_COLOR)));
+
+            // raygui: controls drawing
+            //----------------------------------------------------------------------------------
+            if (dropDown000EditMode || dropDown001EditMode) GuiLock();
+            else if (!dropDown000EditMode && !dropDown001EditMode) GuiUnlock();
+            //GuiDisable();
+
+            // First GUI column
+            //GuiSetStyle(CHECKBOX, TEXT_ALIGNMENT, TEXT_ALIGN_LEFT);
+            forceSquaredChecked = GuiCheckBox((Rectangle){ 25, 108, 15, 15 }, "FORCE CHECK!", forceSquaredChecked);
+
+            GuiSetStyle(TEXTBOX, TEXT_ALIGNMENT, TEXT_ALIGN_CENTER);
+            //GuiSetStyle(VALUEBOX, TEXT_ALIGNMENT, TEXT_ALIGN_LEFT);
+            if (GuiSpinner((Rectangle){ 25, 135, 125, 30 }, NULL, &spinner001Value, 0, 100, spinnerEditMode)) spinnerEditMode = !spinnerEditMode;
+            if (GuiValueBox((Rectangle){ 25, 175, 125, 30 }, NULL, &valueBox002Value, 0, 100, valueBoxEditMode)) valueBoxEditMode = !valueBoxEditMode;
+            GuiSetStyle(TEXTBOX, TEXT_ALIGNMENT, TEXT_ALIGN_LEFT);
+            if (GuiTextBox((Rectangle){ 25, 215, 125, 30 }, textBoxText, 64, textBoxEditMode)) textBoxEditMode = !textBoxEditMode;
+
+            GuiSetStyle(BUTTON, TEXT_ALIGNMENT, TEXT_ALIGN_CENTER);
+
+            if (GuiButton((Rectangle){ 25, 255, 125, 30 }, GuiIconText(ICON_FILE_SAVE, "Save File"))) showTextInputBox = true;
+
+            GuiGroupBox((Rectangle){ 25, 310, 125, 150 }, "STATES");
+            //GuiLock();
+            GuiSetState(STATE_NORMAL); if (GuiButton((Rectangle){ 30, 320, 115, 30 }, "NORMAL")) { }
+            GuiSetState(STATE_FOCUSED); if (GuiButton((Rectangle){ 30, 355, 115, 30 }, "FOCUSED")) { }
+            GuiSetState(STATE_PRESSED); if (GuiButton((Rectangle){ 30, 390, 115, 30 }, "#15#PRESSED")) { }
+            GuiSetState(STATE_DISABLED); if (GuiButton((Rectangle){ 30, 425, 115, 30 }, "DISABLED")) { }
+            GuiSetState(STATE_NORMAL);
+            //GuiUnlock();
+
+            comboBoxActive = GuiComboBox((Rectangle){ 25, 470, 125, 30 }, "ONE;TWO;THREE;FOUR", comboBoxActive);
+
+            // NOTE: GuiDropdownBox must draw after any other control that can be covered on unfolding
+            GuiSetStyle(DROPDOWNBOX, TEXT_ALIGNMENT, TEXT_ALIGN_LEFT);
+            if (GuiDropdownBox((Rectangle){ 25, 65, 125, 30 }, "#01#ONE;#02#TWO;#03#THREE;#04#FOUR", &dropdownBox001Active, dropDown001EditMode)) dropDown001EditMode = !dropDown001EditMode;
+
+            GuiSetStyle(DROPDOWNBOX, TEXT_ALIGNMENT, TEXT_ALIGN_CENTER);
+            if (GuiDropdownBox((Rectangle){ 25, 25, 125, 30 }, "ONE;TWO;THREE", &dropdownBox000Active, dropDown000EditMode)) dropDown000EditMode = !dropDown000EditMode;
+
+            // Second GUI column
+            listViewActive = GuiListView((Rectangle){ 165, 25, 140, 140 }, "Charmander;Bulbasaur;#18#Squirtel;Pikachu;Eevee;Pidgey", &listViewScrollIndex, listViewActive);
+            listViewExActive = GuiListViewEx((Rectangle){ 165, 180, 140, 200 }, listViewExList, 8, &listViewExFocus, &listViewExScrollIndex, listViewExActive);
+
+            toggleGroupActive = GuiToggleGroup((Rectangle){ 165, 400, 140, 25 }, "#1#ONE\n#3#TWO\n#8#THREE\n#23#", toggleGroupActive);
+
+            // Third GUI column
+            if (GuiTextBoxMulti((Rectangle){ 320, 25, 225, 140 }, multiTextBoxText, 256, multiTextBoxEditMode)) multiTextBoxEditMode = !multiTextBoxEditMode;
+            colorPickerValue = GuiColorPicker((Rectangle){ 320, 185, 196, 192 }, NULL, colorPickerValue);
+
+            sliderValue = GuiSlider((Rectangle){ 355, 400, 165, 20 }, "TEST", TextFormat("%2.2f", (float)sliderValue), sliderValue, -50, 100);
+            sliderBarValue = GuiSliderBar((Rectangle){ 320, 430, 200, 20 }, NULL, TextFormat("%i", (int)sliderBarValue), sliderBarValue, 0, 100);
+            progressValue = GuiProgressBar((Rectangle){ 320, 460, 200, 20 }, NULL, NULL, progressValue, 0, 1);
+
+            // NOTE: View rectangle could be used to perform some scissor test
+            Rectangle view = GuiScrollPanel((Rectangle){ 560, 25, 100, 160 }, NULL, (Rectangle){ 560, 25, 200, 400 }, &viewScroll);
+
+            GuiPanel((Rectangle){ 560, 25 + 180, 100, 160 }, "Panel Info");
+
+            GuiGrid((Rectangle) { 560, 25 + 180 + 180, 100, 120 }, NULL, 20, 2);
+
+            GuiStatusBar((Rectangle){ 0, (float)GetScreenHeight() - 20, (float)GetScreenWidth(), 20 }, "This is a status bar");
+
+            alphaValue = GuiColorBarAlpha((Rectangle){ 320, 490, 200, 30 }, NULL, alphaValue);
+
+            if (showMessageBox)
+            {
+                DrawRectangle(0, 0, GetScreenWidth(), GetScreenHeight(), Fade(RAYWHITE, 0.8f));
+                int result = GuiMessageBox((Rectangle){ (float)GetScreenWidth()/2 - 125, (float)GetScreenHeight()/2 - 50, 250, 100 }, GuiIconText(ICON_EXIT, "Close Window"), "Do you really want to exit?", "Yes;No");
+
+                if ((result == 0) || (result == 2)) showMessageBox = false;
+                else if (result == 1) exitWindow = true;
+            }
+
+            if (showTextInputBox)
+            {
+                DrawRectangle(0, 0, GetScreenWidth(), GetScreenHeight(), Fade(RAYWHITE, 0.8f));
+                int result = GuiTextInputBox((Rectangle){ (float)GetScreenWidth()/2 - 120, (float)GetScreenHeight()/2 - 60, 240, 140 }, "Save", GuiIconText(ICON_FILE_SAVE, "Save file as..."), "Ok;Cancel", textInput, 255, NULL);
+
+                if (result == 1)
+                {
+                    // TODO: Validate textInput value and save
+
+                    strcpy(textInputFileName, textInput);
+                }
+
+                if ((result == 0) || (result == 1) || (result == 2))
+                {
+                    showTextInputBox = false;
+                    strcpy(textInput, "\0");
+                }
+            }
+            //----------------------------------------------------------------------------------
+
+        EndDrawing();
+        //----------------------------------------------------------------------------------
+    }
+
+    // De-Initialization
+    //--------------------------------------------------------------------------------------
+    CloseWindow();        // Close window and OpenGL context
+    //--------------------------------------------------------------------------------------
+
+    return 0;
+}