diff --git a/spine-ts/package.json b/spine-ts/package.json
index 6702515b1..035effbea 100644
--- a/spine-ts/package.json
+++ b/spine-ts/package.json
@@ -9,29 +9,39 @@
   "scripts": {
     "prepublish": "npm run clean && npm run build",
     "clean": "npx rimraf spine-core/dist spine-canvas/dist spine-canvaskit/dist spine-webgl/dist spine-phaser/dist spine-player/dist spine-threejs/dist spine-pixi-v7/dist spine-pixi-v8/dist",
-    "build": "npm run clean && npm run build:modules && concurrently \"npm run build:core\" \"npm run build:canvas\" \"npm run build:canvaskit\" \"npm run build:webgl\" \"npm run build:phaser\" \"npm run build:player\" \"npm run build:threejs\" \"npm run build:pixi-v7\" \"npm run build:pixi-v8\"",
+    "build": "npm run clean && npm run build:modules && concurrently 'npm run build:core:iife' 'npm run build:core:esm' 'npm run build:canvas:iife' 'npm run build:canvas:esm' 'npm run build:canvaskit:iife' 'npm run build:canvaskit:esm' 'npm run build:webgl:iife' 'npm run build:webgl:esm' 'npm run build:phaser:iife' 'npm run build:phaser:esm' 'npm run build:player:iife' 'npm run build:player:esm' 'npm run build:threejs:iife' 'npm run build:threejs:esm' 'npm run build:pixi-v7:iife' 'npm run build:pixi-v7:esm' 'npm run build:pixi-v8:iife' 'npm run build:pixi-v8:esm'",
     "postbuild": "npm run minify",
     "build:modules": "npx tsc -b -clean && npx tsc -b",
-    "build:core": "npx esbuild --bundle spine-core/src/index.ts --tsconfig=spine-core/tsconfig.json  --sourcemap --outfile=spine-core/dist/iife/spine-core.js --format=iife --global-name=spine",
-    "build:canvas": "npx esbuild --bundle spine-canvas/src/index.ts --tsconfig=spine-canvas/tsconfig.json  --sourcemap --outfile=spine-canvas/dist/iife/spine-canvas.js --format=iife --global-name=spine",
-    "build:canvaskit": "npx esbuild --bundle spine-canvaskit/src/index.ts --tsconfig=spine-canvaskit/tsconfig.json  --sourcemap --outfile=spine-canvaskit/dist/iife/spine-canvaskit.js --external:canvaskit-wasm --format=iife --global-name=spine",
-    "build:webgl": "npx esbuild --bundle spine-webgl/src/index.ts --tsconfig=spine-webgl/tsconfig.json  --sourcemap --outfile=spine-webgl/dist/iife/spine-webgl.js --format=iife --global-name=spine",
-    "build:player": "npx copyfiles -f spine-player/css/spine-player.css spine-player/dist/ && npx esbuild spine-player/dist/spine-player.css --minify --outfile=spine-player/dist/spine-player.min.css && npx esbuild --bundle spine-player/src/index.ts --tsconfig=spine-player/tsconfig.json  --sourcemap --outfile=spine-player/dist/iife/spine-player.js --format=iife --global-name=spine",
-    "build:phaser": "npx esbuild  --bundle spine-phaser/src/index.ts  --tsconfig=spine-phaser/tsconfig.json   --sourcemap --outfile=spine-phaser/dist/iife/spine-phaser.js   --external:Phaser --alias:phaser=Phaser --format=iife --global-name=spine",
-    "build:threejs": "npx esbuild --bundle spine-threejs/src/index.ts --tsconfig=spine-threejs/tsconfig.json  --sourcemap --outfile=spine-threejs/dist/iife/spine-threejs.js --external:three --format=iife --global-name=spine",
-    "build:pixi-v7": "npx esbuild --bundle spine-pixi-v7/src/index.ts --tsconfig=spine-pixi-v7/tsconfig.json  --sourcemap --outfile=spine-pixi-v7/dist/iife/spine-pixi-v7.js --external:@pixi/* --format=iife --global-name=spine",
-    "build:pixi-v8": "npx esbuild --bundle spine-pixi-v8/src/index.ts --tsconfig=spine-pixi-v8/tsconfig.json  --sourcemap --outfile=spine-pixi-v8/dist/iife/spine-pixi-v8.js --external:pixi.js --format=iife --global-name=spine",
-    "minify": "npx esbuild --minify spine-core/dist/iife/spine-core.js --outfile=spine-core/dist/iife/spine-core.min.js && npx esbuild --minify spine-canvas/dist/iife/spine-canvas.js --outfile=spine-canvas/dist/iife/spine-canvas.min.js && npx esbuild --minify spine-canvaskit/dist/iife/spine-canvaskit.js --outfile=spine-canvaskit/dist/iife/spine-canvaskit.min.js && npx esbuild --minify spine-player/dist/iife/spine-player.js --outfile=spine-player/dist/iife/spine-player.min.js && npx esbuild --minify spine-phaser/dist/iife/spine-phaser.js --outfile=spine-phaser/dist/iife/spine-phaser.min.js && npx esbuild --minify spine-webgl/dist/iife/spine-webgl.js --outfile=spine-webgl/dist/iife/spine-webgl.min.js && npx esbuild --minify spine-threejs/dist/iife/spine-threejs.js --outfile=spine-threejs/dist/iife/spine-threejs.min.js && npx esbuild --minify spine-pixi-v7/dist/iife/spine-pixi-v7.js --outfile=spine-pixi-v7/dist/iife/spine-pixi-v7.min.js && npx esbuild --minify spine-pixi-v8/dist/iife/spine-pixi-v8.js --outfile=spine-pixi-v8/dist/iife/spine-pixi-v8.min.js",
-    "dev": "concurrently \"npx live-server\" \"npm run dev:canvas\" \"npm run dev:canvaskit\" \"npm run dev:webgl\" \"npm run dev:phaser\" \"npm run dev:player\" \"npm run dev:threejs\" \"npm run dev:pixi-v7\" \"npm run dev:pixi-v8\" \"npm run dev:modules\"",
+    "build:core:iife": "npx esbuild --bundle spine-core/src/index.ts --tsconfig=spine-core/tsconfig.json --sourcemap --outfile=spine-core/dist/iife/spine-core.js --format=iife --global-name=spine",
+    "build:core:esm": "npx esbuild --bundle spine-core/src/index.ts --tsconfig=spine-core/tsconfig.json --sourcemap --outfile=spine-core/dist/iife/spine-core.esm.js --format=esm --global-name=spine",
+    "build:canvas:iife": "npx esbuild --bundle spine-canvas/src/index.ts --tsconfig=spine-canvas/tsconfig.json --sourcemap --outfile=spine-canvas/dist/iife/spine-canvas.js --format=iife --global-name=spine",
+    "build:canvas:esm": "npx esbuild --bundle spine-canvas/src/index.ts --tsconfig=spine-canvas/tsconfig.json --sourcemap --outfile=spine-canvas/dist/iife/spine-canvas.esm.js --format=esm --global-name=spine",
+    "build:canvaskit:iife": "npx esbuild --bundle spine-canvaskit/src/index.ts --tsconfig=spine-canvaskit/tsconfig.json --sourcemap --outfile=spine-canvaskit/dist/iife/spine-canvaskit.js --external:canvaskit-wasm --format=iife --global-name=spine",
+    "build:canvaskit:esm": "npx esbuild --bundle spine-canvaskit/src/index.ts --tsconfig=spine-canvaskit/tsconfig.json --sourcemap --outfile=spine-canvaskit/dist/iife/spine-canvaskit.esm.js --external:canvaskit-wasm --format=esm --global-name=spine",
+    "build:webgl:iife": "npx esbuild --bundle spine-webgl/src/index.ts --tsconfig=spine-webgl/tsconfig.json --sourcemap --outfile=spine-webgl/dist/iife/spine-webgl.js --format=iife --global-name=spine",
+    "build:webgl:esm": "npx esbuild --bundle spine-webgl/src/index.ts --tsconfig=spine-webgl/tsconfig.json --sourcemap --outfile=spine-webgl/dist/iife/spine-webgl.esm.js --format=esm --global-name=spine",
+    "build:player:iife": "npx esbuild --bundle spine-player/src/index.ts --tsconfig=spine-player/tsconfig.json --sourcemap --outfile=spine-player/dist/iife/spine-player.js --format=iife --global-name=spine",
+    "build:player:esm": "npx esbuild --bundle spine-player/src/index.ts --tsconfig=spine-player/tsconfig.json --sourcemap --outfile=spine-player/dist/iife/spine-player.esm.js --format=esm --global-name=spine",
+    "build:player:css": "npx copyfiles -f spine-player/css/spine-player.css spine-player/dist/ && npx esbuild spine-player/dist/spine-player.css --minify --outfile=spine-player/dist/spine-player.min.css",
+    "build:phaser:iife": "npx esbuild  --bundle spine-phaser/src/index.ts  --tsconfig=spine-phaser/tsconfig.json  --sourcemap --outfile=spine-phaser/dist/iife/spine-phaser.js --external:Phaser --alias:phaser=Phaser --format=iife --global-name=spine",
+    "build:phaser:esm": "npx esbuild  --bundle spine-phaser/src/index.ts  --tsconfig=spine-phaser/tsconfig.json  --sourcemap --outfile=spine-phaser/dist/iife/spine-phaser.esm.js --external:Phaser --alias:phaser=Phaser --format=esm --global-name=spine",
+    "build:threejs:iife": "npx esbuild --bundle spine-threejs/src/index.ts --tsconfig=spine-threejs/tsconfig.json --sourcemap --outfile=spine-threejs/dist/iife/spine-threejs.js --external:three --format=iife --global-name=spine",
+    "build:threejs:esm": "npx esbuild --bundle spine-threejs/src/index.ts --tsconfig=spine-threejs/tsconfig.json --sourcemap --outfile=spine-threejs/dist/iife/spine-threejs.esm.js --external:three --format=esm --global-name=spine",
+    "build:pixi-v7:iife": "npx esbuild --bundle spine-pixi-v7/src/index.ts --tsconfig=spine-pixi-v7/tsconfig.json --sourcemap --outfile=spine-pixi-v7/dist/iife/spine-pixi-v7.js --external:@pixi/* --format=iife --global-name=spine",
+    "build:pixi-v7:esm": "npx esbuild --bundle spine-pixi-v7/src/index.ts --tsconfig=spine-pixi-v7/tsconfig.json --sourcemap --outfile=spine-pixi-v7/dist/iife/spine-pixi-v7.esm.js --external:@pixi/* --format=esm --global-name=spine",
+    "build:pixi-v8:iife": "npx esbuild --bundle spine-pixi-v8/src/index.ts --tsconfig=spine-pixi-v8/tsconfig.json --sourcemap --outfile=spine-pixi-v8/dist/iife/spine-pixi-v8.js --external:pixi.js --format=iife --global-name=spine",
+    "build:pixi-v8:esm": "npx esbuild --bundle spine-pixi-v8/src/index.ts --tsconfig=spine-pixi-v8/tsconfig.json --sourcemap --outfile=spine-pixi-v8/dist/iife/spine-pixi-v8.esm.js --external:pixi.js --format=esm --global-name=spine",
+    "minify": "npx esbuild --minify spine-core/dist/iife/spine-core.js --outfile=spine-core/dist/iife/spine-core.min.js && npx esbuild --minify spine-core/dist/iife/spine-core.esm.js --outfile=spine-core/dist/iife/spine-core.esm.min.js && npx esbuild --minify spine-canvas/dist/iife/spine-canvas.js --outfile=spine-canvas/dist/iife/spine-canvas.min.js && npx esbuild --minify spine-canvas/dist/iife/spine-canvas.esm.js --outfile=spine-canvas/dist/iife/spine-canvas.esm.min.js && npx esbuild --minify spine-canvaskit/dist/iife/spine-canvaskit.js --outfile=spine-canvaskit/dist/iife/spine-canvaskit.min.js && npx esbuild --minify spine-canvaskit/dist/iife/spine-canvaskit.esm.js --outfile=spine-canvaskit/dist/iife/spine-canvaskit.esm.min.js && npx esbuild --minify spine-player/dist/iife/spine-player.js --outfile=spine-player/dist/iife/spine-player.min.js && npx esbuild --minify spine-player/dist/iife/spine-player.esm.js --outfile=spine-player/dist/iife/spine-player.esm.min.js && npx esbuild --minify spine-phaser/dist/iife/spine-phaser.js --outfile=spine-phaser/dist/iife/spine-phaser.min.js && npx esbuild --minify spine-phaser/dist/iife/spine-phaser.esm.js --outfile=spine-phaser/dist/iife/spine-phaser.esm.min.js && npx esbuild --minify spine-webgl/dist/iife/spine-webgl.js --outfile=spine-webgl/dist/iife/spine-webgl.min.js && npx esbuild --minify spine-webgl/dist/iife/spine-webgl.esm.js --outfile=spine-webgl/dist/iife/spine-webgl.esm.min.js && npx esbuild --minify spine-threejs/dist/iife/spine-threejs.js --outfile=spine-threejs/dist/iife/spine-threejs.min.js && npx esbuild --minify spine-threejs/dist/iife/spine-threejs.esm.js --outfile=spine-threejs/dist/iife/spine-threejs.esm.min.js && npx esbuild --minify spine-pixi-v7/dist/iife/spine-pixi-v7.js --outfile=spine-pixi-v7/dist/iife/spine-pixi-v7.min.js && npx esbuild --minify spine-pixi-v7/dist/iife/spine-pixi-v7.esm.js --outfile=spine-pixi-v7/dist/iife/spine-pixi-v7.esm.min.js && npx esbuild --minify spine-pixi-v8/dist/iife/spine-pixi-v8.js --outfile=spine-pixi-v8/dist/iife/spine-pixi-v8.min.js && npx esbuild --minify spine-pixi-v8/dist/iife/spine-pixi-v8.esm.js --outfile=spine-pixi-v8/dist/iife/spine-pixi-v8.esm.min.js",
+    "dev": "concurrently 'npx live-server' 'npm run dev:canvas' 'npm run dev:canvaskit' 'npm run dev:webgl' 'npm run dev:phaser' 'npm run dev:player' 'npm run dev:threejs' 'npm run dev:pixi-v7' 'npm run dev:pixi-v8' 'npm run dev:modules'",
     "dev:modules": "npm run build:modules -- --watch",
-    "dev:canvas": "npm run build:canvas -- --watch",
-    "dev:canvaskit": "npm run build:canvaskit -- --watch",
-    "dev:webgl": "npm run build:webgl -- --watch",
-    "dev:phaser": "npm run build:phaser -- --watch",
-    "dev:player": "npm run build:player -- --watch",
-    "dev:threejs": "npm run build:threejs -- --watch",
-    "dev:pixi-v7": "npm run build:pixi-v7 -- --watch",
-    "dev:pixi-v8": "npm run build:pixi-v8 -- --watch"
+    "dev:canvas": "concurrently 'npm run build:canvas:iife -- --watch' 'npm run build:canvas:esm -- --watch'",
+    "dev:canvaskit": "concurrently 'npm run build:canvaskit:iife -- --watch' 'npm run build:canvaskit:esm -- --watch'",
+    "dev:webgl": "concurrently 'npm run build:webgl:iife -- --watch' 'npm run build:webgl:esm -- --watch'",
+    "dev:phaser": "concurrently 'npm run build:phaser:iife -- --watch' 'npm run build:phaser:esm -- --watch'",
+    "dev:player": "concurrently 'npm run build:player:iife -- --watch' 'npm run build:player:esm -- --watch' 'npm run build:player:css -- --watch'",
+    "dev:threejs": "concurrently 'npm run build:threejs:iife -- --watch' 'npm run build:threejs:esm -- --watch'",
+    "dev:pixi-v7": "concurrently 'npm run build:pixi-v7:iife -- --watch' 'npm run build:pixi-v7:esm -- --watch'",
+    "dev:pixi-v8": "concurrently 'npm run build:pixi-v8:iife -- --watch' 'npm run build:pixi-v8:esm -- --watch'"
   },
   "repository": {
     "type": "git",