diff --git a/spine-haxe/example/assets/quad.atlas b/spine-haxe/example/assets/quad.atlas
deleted file mode 100644
index 6ac9eebdd..000000000
--- a/spine-haxe/example/assets/quad.atlas
+++ /dev/null
@@ -1,5 +0,0 @@
-quad.png
-size:100,100
-filter:Linear,Linear
-image
-bounds:0,0,100,100
\ No newline at end of file
diff --git a/spine-haxe/example/assets/quad.json b/spine-haxe/example/assets/quad.json
deleted file mode 100644
index ce8808c57..000000000
--- a/spine-haxe/example/assets/quad.json
+++ /dev/null
@@ -1,44 +0,0 @@
-{
-  "bones": [
-    { "name": "root" },
-    {
-      "name": "pivot",
-      "parent": "root",
-      "scaleX": 1,
-      "scaleY": 1,
-      "rotation": 0,
-      "x": 20,
-      "y": -20
-    },
-    {
-      "name": "pivot2",
-      "parent": "pivot",
-      "scaleX": 1,
-      "scaleY": 1,
-      "rotation": 0,
-      "x": 20,
-      "y": -20
-    },
-    {
-      "name": "replaceMe",
-      "parent": "pivot2",
-      "scaleX": 1,
-      "scaleY": 1,
-      "rotation": 0,
-      "x": 20,
-      "y": -20
-    }
-  ],
-  "slots": [
-    { "name": "replaceMe", "bone": "replaceMe", "attachment": "image" }
-  ],
-  "skins": [
-    {
-      "name": "default",
-      "attachments": {
-        "replaceMe": { "image": { "width": 100, "height": 100 } }
-      }
-    }
-  ],
-  "animations": { "animation": {} }
-}
diff --git a/spine-haxe/example/assets/quad.png b/spine-haxe/example/assets/quad.png
deleted file mode 100644
index 94f8545bc..000000000
Binary files a/spine-haxe/example/assets/quad.png and /dev/null differ
diff --git a/spine-haxe/example/src/flixelExamples/FlixelState.hx b/spine-haxe/example/src/flixelExamples/FlixelState.hx
index 6e26439b3..85d24a399 100644
--- a/spine-haxe/example/src/flixelExamples/FlixelState.hx
+++ b/spine-haxe/example/src/flixelExamples/FlixelState.hx
@@ -109,9 +109,6 @@ class FlixelState extends FlxState {
 		var atlas = new TextureAtlas(Assets.getText("assets/spineboy.atlas"), new FlixelTextureLoader("assets/spineboy.atlas"));
 		var skeletondata = SkeletonData.from(Assets.getText("assets/spineboy-pro.json"), atlas, 1);
 
-		// var atlas = new TextureAtlas(Assets.getText("assets/quad.atlas"), new FlixelTextureLoader("assets/quad.atlas"));
-		// var skeletondata = SkeletonData.from(Assets.getText("assets/quad.json"), atlas, 2);
-
 		var animationStateData = new AnimationStateData(skeletondata);
 		// spineSprite = new SkeletonSprite(skeletondata, animationStateData, new SetupPoseBoundsProvider());
 
diff --git a/spine-ts/assets/mask_empty.json b/spine-ts/assets/mask_empty.json
deleted file mode 100644
index 0a532a9fe..000000000
--- a/spine-ts/assets/mask_empty.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "skeleton": {
-    "hash": "kUVJGzLCHio",
-    "spine": "4.2.43",
-    "x": -66,
-    "y": -141.5,
-    "width": 142,
-    "height": 232,
-    "images": "./images/",
-    "audio": "./audio"
-  },
-  "bones": [
-    { "name": "root" },
-    { "name": "empty_1", "parent": "root", "x": -44, "y": 53.5 },
-    { "name": "empty_8", "parent": "root", "x": 5, "y": -104.5 },
-    { "name": "empty_7", "parent": "root", "x": -44, "y": -104.5 },
-    { "name": "empty_6", "parent": "root", "x": 54, "y": -25.5 },
-    { "name": "empty_5", "parent": "root", "x": 5, "y": -25.5 },
-    { "name": "empty_4", "parent": "root", "x": -44, "y": -25.5 },
-    { "name": "empty_3", "parent": "root", "x": 54, "y": 53.5 },
-    { "name": "empty_2", "parent": "root", "x": 5, "y": 53.5 }
-  ],
-  "slots": [
-    { "name": "mask", "bone": "root", "attachment": "mask" },
-    { "name": "empty_1", "bone": "empty_1", "attachment": "empty" },
-    { "name": "empty_2", "bone": "empty_2", "attachment": "empty" },
-    { "name": "empty_3", "bone": "empty_3", "attachment": "empty" },
-    { "name": "empty_4", "bone": "empty_4", "attachment": "empty" },
-    { "name": "empty_5", "bone": "empty_5", "attachment": "empty" },
-    { "name": "empty_6", "bone": "empty_6", "attachment": "empty" },
-    { "name": "empty_7", "bone": "empty_7", "attachment": "empty" },
-    { "name": "empty_8", "bone": "empty_8", "attachment": "empty" }
-  ],
-  "skins": [
-    {
-      "name": "default",
-      "attachments": {
-        "empty_1": { "empty": { "width": 44, "height": 74 } },
-        "empty_2": { "empty": { "width": 44, "height": 74 } },
-        "empty_3": { "empty": { "width": 44, "height": 74 } },
-        "empty_4": { "empty": { "width": 44, "height": 74 } },
-        "empty_5": { "empty": { "width": 44, "height": 74 } },
-        "empty_6": { "empty": { "width": 44, "height": 74 } },
-        "empty_7": { "empty": { "width": 44, "height": 74 } },
-        "empty_8": { "empty": { "width": 44, "height": 74 } },
-        "mask": {
-          "mask": {
-            "type": "clipping",
-            "end": "mask",
-            "vertexCount": 16,
-            "vertices": [
-              -53.67, -27.41, -147.5, -13.5, -65, 33.5, -92.5, 70.5, -21.01,
-              32.95, 12.5, 114.5, 36.79, 30.32, 129.5, 66.5, 93, 30.5, 124.5,
-              -5.5, 98, -51.5, 139.5, -97.5, 38.8, -65.21, -9.5, -181.5, -26.27,
-              -70.62, -106.5, -105.5
-            ],
-            "color": "ce3a3aff"
-          }
-        }
-      }
-    }
-  ],
-  "animations": { "animation": {} }
-}