diff --git a/_config.yml b/_config.yml
index fd6318f3f..4199f5230 100644
--- a/_config.yml
+++ b/_config.yml
@@ -63,6 +63,10 @@ favicon:
   safari_pinned_tab: /images/logo.svg
   #android_manifest: /manifest.json
 
+# Generate webmanifest file for PWA. Path can be customized in `favicon.android_manifest`.
+webmanifest:
+  enable: false
+
 # Custom Logo (Warning: Do not support scheme Mist)
 custom_logo: #/uploads/custom-logo.png
 
diff --git a/scripts/generators/index.js b/scripts/generators/index.js
new file mode 100644
index 000000000..9b58565f2
--- /dev/null
+++ b/scripts/generators/index.js
@@ -0,0 +1,5 @@
+/* global hexo */
+
+'use strict';
+
+hexo.extend.generator.register('webmanifest_generator', () => require('./lib/webmanifest')(hexo));
diff --git a/scripts/generators/lib/webmanifest.js b/scripts/generators/lib/webmanifest.js
new file mode 100644
index 000000000..72c4d34d6
--- /dev/null
+++ b/scripts/generators/lib/webmanifest.js
@@ -0,0 +1,12 @@
+'use strict';
+
+module.exports = hexo => {
+  const theme = hexo.theme.config;
+  const { enable, ...webmanifest } = theme.webmanifest;
+  if (enable) {
+    return {
+      path: theme.favicon.android_manifest || 'manifest.json',
+      data: JSON.stringify(webmanifest)
+    };
+  }
+};