diff --git a/.gitignore b/.gitignore
index 20610b2..1d542a9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,6 +15,10 @@ dist-ssr
 # Lock files (avoid version conflicts in CI)
 pnpm-lock.yaml
 
+# Backup files
+*.backup
+package.json.backup
+
 # Editor directories and files
 .vscode/*
 !.vscode/extensions.json
diff --git a/packages/lazy-table-renderer/package.json.backup b/packages/lazy-table-renderer/package.json.backup
deleted file mode 100644
index d7ee74c..0000000
--- a/packages/lazy-table-renderer/package.json.backup
+++ /dev/null
@@ -1,61 +0,0 @@
-{
-  "name": "@vue-pivottable/lazy-table-renderer",
-  "version": "1.1.7-beta.1750403068",
-  "type": "module",
-  "description": "",
-  "exports": {
-    ".": {
-      "types": "./dist/types/index.d.ts",
-      "import": "./dist/lazy-table-renderer.es.js",
-      "require": "./dist/lazy-table-renderer.umd.js"
-    },
-    "./dist/": "./dist/",
-    "./package.json": "./package.json"
-  },
-  "main": "./dist/lazy-table-renderer.umd.js",
-  "module": "./dist/lazy-table-renderer.es.js",
-  "types": "./dist/types/index.d.ts",
-  "files": [
-    "dist",
-    "LICENSE",
-    "README.md"
-  ],
-  "repository": {
-    "type": "git",
-    "url": "git+https://github.com/vue-pivottable/vue3-pivottable.git",
-    "directory": "packages/lazy-table-renderer"
-  },
-  "keywords": [
-    "vue",
-    "vue3",
-    "pivot",
-    "pivottable",
-    "vue-pivottable",
-    "vue3-pivottable",
-    "@vue-pivottable/lazy-table-renderer"
-  ],
-  "sideEffects": [
-    "*.css",
-    "*.vue"
-  ],
-  "homepage": "https://github.com/vue-pivottable/vue3-pivottable/tree/main/packages/lazy-table-renderer/README.md",
-  "author": "Seungwoo, Lee <seungwoo321@gmail.com>",
-  "license": "MIT",
-  "scripts": {
-    "changelog": "conventional-changelog -p angular -i CHANGELOG.md -s --scope lazy-table-renderer",
-    "clean": "rimraf dist",
-    "build": "vite build",
-    "lint": "eslint ."
-  },
-  "peerDependencies": {
-    "vue": "^3.2.0",
-    "vue-pivottable": "^1.1.4"
-  },
-  "devDependencies": {
-    "@vitejs/plugin-vue": "^5.2.1",
-    "@vue/tsconfig": "^0.7.0",
-    "typescript": "^5.8.3",
-    "vite": "^6.3.4",
-    "vue-tsc": "^2.2.10"
-  }
-}
diff --git a/packages/plotly-renderer/package.json.backup b/packages/plotly-renderer/package.json.backup
deleted file mode 100644
index 157d769..0000000
--- a/packages/plotly-renderer/package.json.backup
+++ /dev/null
@@ -1,58 +0,0 @@
-{
-  "name": "@vue-pivottable/plotly-renderer",
-  "version": "2.0.7-beta.1750403068",
-  "type": "module",
-  "exports": {
-    ".": {
-      "types": "./dist/types/index.d.ts",
-      "import": "./dist/plotly-renderer.es.js",
-      "require": "./dist/plotly-renderer.umd.js"
-    },
-    "./dist/": "./dist/",
-    "./package.json": "./package.json"
-  },
-  "main": "./dist/plotly-renderer.umd.js",
-  "module": "./dist/plotly-renderer.es.js",
-  "types": "./dist/types/index.d.ts",
-  "files": [
-    "dist",
-    "LICENSE",
-    "README.md"
-  ],
-  "repository": {
-    "type": "git",
-    "url": "git+https://github.com/vue-pivottable/vue3-pivottable.git",
-    "directory": "packages/plotly-renderer"
-  },
-  "keywords": [
-    "vue",
-    "vue3",
-    "pivot",
-    "pivottable",
-    "vue-pivottable",
-    "vue3-pivottable",
-    "@vue-pivottable/plotly-renderer"
-  ],
-  "homepage": "https://github.com/vue-pivottable/vue3-pivottable/tree/main/packages/plotly-renderer/README.md",
-  "author": "Sumin, Lee <lsumin1127@gmail.com>",
-  "license": "MIT",
-  "scripts": {
-    "clean": "rimraf dist",
-    "build": "vite build"
-  },
-  "dependencies": {
-    "@clalarco/vue3-plotly": "^0.1.5",
-    "plotly.js-basic-dist": "^3.0.1"
-  },
-  "peerDependencies": {
-    "vue": "^3.2.0",
-    "vue-pivottable": "^1.1.4"
-  },
-  "devDependencies": {
-    "@vitejs/plugin-vue": "^5.2.1",
-    "@vue/tsconfig": "^0.7.0",
-    "typescript": "^5.8.3",
-    "vite": "^6.3.4",
-    "vue-tsc": "^2.2.10"
-  }
-}