diff --git a/.travis.yml b/.travis.yml
index fab8777..86e7d51 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,7 @@ env:
   - BROWSER=chromium EXT=zip
   - BROWSER=firefox EXT=xpi
   - BROWSER=webext-hybrid EXT=xpi
+  - BROWSER=webext EXT=xpi
 script: ./tools/make-${BROWSER}.sh all
 deploy:
   provider: releases
diff --git a/tools/make-webext-meta.py b/tools/make-webext-meta.py
new file mode 100755
index 0000000..5f0b8cb
--- /dev/null
+++ b/tools/make-webext-meta.py
@@ -0,0 +1,30 @@
+#!/usr/bin/env python3
+
+import os
+import json
+import sys
+
+if len(sys.argv) == 1 or not sys.argv[1]:
+    raise SystemExit('Build dir missing.')
+
+proj_dir = os.path.join(os.path.split(os.path.abspath(__file__))[0], '..')
+build_dir = os.path.abspath(sys.argv[1])
+
+# Import data from chromium platform
+chromium_manifest = {}
+webext_manifest = {}
+
+chromium_manifest_file = os.path.join(proj_dir, 'platform', 'chromium', 'manifest.json')
+with open(chromium_manifest_file) as f1:
+    chromium_manifest = json.load(f1)
+
+# WebExtension
+webext_manifest_file = os.path.join(build_dir, 'manifest.json')
+with open(webext_manifest_file) as f2:
+    webext_manifest = json.load(f2)
+
+webext_manifest['version'] = chromium_manifest['version']
+
+with open(webext_manifest_file, 'w') as f2:
+    json.dump(webext_manifest, f2, indent=2, separators=(',', ': '), sort_keys=True)
+    f2.write('\n')
diff --git a/tools/make-webext.sh b/tools/make-webext.sh
new file mode 100755
index 0000000..07a6ca0
--- /dev/null
+++ b/tools/make-webext.sh
@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+#
+# This script assumes a linux environment
+
+echo "*** uMatrix.webext: Creating web store package"
+echo "*** uMatrix.webext: Copying files"
+
+DES=dist/build/uMatrix.webext
+rm -rf $DES
+mkdir -p $DES
+
+cp -R ./assets                           $DES/
+cp -R ./src/*                            $DES/
+cp    platform/chromium/*.html           $DES/
+cp    platform/chromium/*.js             $DES/js/
+cp -R platform/chromium/img/*            $DES/img/
+cp    LICENSE.txt                        $DES/
+
+cp    platform/webext/polyfill.js        $DES/js/
+cp    platform/webext/manifest.json      $DES/
+
+echo "*** uMatrix.webext: Generating meta..."
+python tools/make-webext-meta.py $DES/
+
+if [ "$1" = all ]; then
+    echo "*** uMatrix.webext: Creating package..."
+    pushd $DES > /dev/null
+    zip ../$(basename $DES).xpi -qr *
+    popd > /dev/null
+fi
+
+echo "*** uMatrix.webext: Package done."