diff --git a/change_level.py b/change_level.py
new file mode 100755
index 00000000..e9213548
--- /dev/null
+++ b/change_level.py
@@ -0,0 +1,35 @@
+#!/usr/bin/env python
+
+import os
+import sys
+import json
+
+
+if __name__ == '__main__':
+    if len(sys.argv[1:]) < 3:
+        print "Usage: ./change_level.py <official.json|community.json> <app_id> <level>"
+        sys.exit(1)
+
+    app_list_name, app_id, level = sys.argv[1:4]
+
+    if not os.path.exists(app_list_name):
+        print "Error: the file '%s' doesn't exist" % app_list_name
+        sys.exit(1)
+
+    app_list = json.load(open(app_list_name))
+
+    if app_id not in app_list:
+        print "Error: app '%s' is not present in %s" % (app_id, app_list_name)
+        sys.exit(1)
+
+    if not level.isdigit():
+        print "Error: app level must be a number, it's '%s'" % level
+        sys.exit(1)
+
+    if not 0 <= int(level) <= 10:
+        print "Error: app level must be between 0 and 10, it's '%s'" % level
+        sys.exit(1)
+
+    app_list[app_id]["level"] = int(level)
+
+    open(app_list_name, "w").write("\n".join(json.dumps(app_list, indent=4, sort_keys=True).split(" \n")) + "\n")
diff --git a/community.json b/community.json
index d3674143..4775725c 100644
--- a/community.json
+++ b/community.json
@@ -255,6 +255,12 @@
         "state": "inprogress",
         "url": "https://github.com/matlink/gitweb_ynh"
     },
+    "glowingbear": {
+        "branch": "master",
+        "revision": "b799d63e67307abdfe6ccf94979d4b25ac642d2d",
+        "state": "working",
+        "url": "https://github.com/jodeko/glowing_bear_ynh"      
+    },
     "glpi": {
         "branch": "master",
         "revision": "5982ac51159d42cef1c969b479346d6bc95abba5",
@@ -274,6 +280,12 @@
         "state": "working",
         "url": "https://github.com/YunoHost-Apps/gogs_ynh"
     },
+    "headphones": {
+        "branch": "master",
+        "revision": "8f2a891a987dff486d190032cef4352e7f3d8796",
+        "state": "working",
+        "url": "https://github.com/YunoHost-Apps/headphones_ynh"
+    },
     "hotspot": {
         "branch": "master",
         "revision": "850f19584efe0764642587bb49ba47e73415be6b",
@@ -569,8 +581,7 @@
     },
     "piwigo": {
         "branch": "master",
-        "level": 3,
-        "revision": "77f8bbda34bf7ce588ad502530e04eb77d832077",
+        "revision": "4adda14d459492fd474a5f139ede2728483c0e28",
         "state": "working",
         "url": "https://github.com/YunoHost-Apps/piwigo_ynh"
     },