diff --git a/.eslintrc.js b/.eslintrc.js
new file mode 100644
index 0000000..39f743d
--- /dev/null
+++ b/.eslintrc.js
@@ -0,0 +1,18 @@
+module.exports = {
+  root: true,
+  parser: "@typescript-eslint/parser",
+  plugins: ["@typescript-eslint"],
+  extends: [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/eslint-recommended",
+    "plugin:@typescript-eslint/recommended",
+    "prettier",
+  ],
+  ignorePatterns: ["node_modules/"],
+  overrides: [
+    {
+      files: ["extension/popup/*.js", "src/**/*.ts"],
+      rules: {},
+    },
+  ],
+};