diff --git a/add_new_language.py b/add_new_language.py
new file mode 100644
index 00000000..df12a7a0
--- /dev/null
+++ b/add_new_language.py
@@ -0,0 +1,90 @@
+import json, os
+
+def main():
+    # insert your ISO code and dropdown description
+    lang_info = {"ISO":"", "description":""}
+
+    # Visit https://github.com/EveryVoiceTTS/common-voice and make sure you are on branch dev/ilt;
+    # Add str to locales/all.json in order to get that new language to show up in the UI's top-right dropdown box;
+
+    add_iso_to_list(lang_info["ISO"], "locales/all.json")
+
+    # Add str to locales/contributable.json. We weren't sure what locales/contributable.json is for so we also added str to it;
+    add_iso_to_list(lang_info["ISO"], "locales/contributable.json")
+
+    # In order to get the new language name to properly show up in the UI, add its full name to locales/native-names.json. This looks like "str": "SENĆOŦEN Origin Stories",.;
+    add_iso_to_list(lang_info["ISO"],"locales/native-names.json", lang_info["description"])
+
+    # Again, we weren't sure what locales/translated.json is for and opted to add str;
+    add_iso_to_list(lang_info["ISO"], "locales/translated.json")
+
+
+    # We want the UI to be in English even for str, you will have to use the English localizations for your new language. We need to modify our template web/locales/en/messages.ftl to add our new language code with its description.
+    #     Open web/locales/en/messages.ftl,
+    #     Find the proper ##Languages section and add str = SENĆOŦEN,
+     # We also need to update messages.ftl for all other locales. For this, copy the modified web/locales/en/messages.ftl to all other web/locales/*/.
+
+    for d in os.listdir("web/locales/"):
+        if d != lang_info["ISO"]:
+            update_message_file(lang_info["ISO"], lang_info["description"], d)
+    
+    #     Create a directory, web/locales/str/ and copy the two files cross-locale.ftl & messages.ftl from web/locales/en/ to web/locales/str/,
+    try:
+        os.mkdir("web/locales/"+lang_info["ISO"])
+        print("web/locales/"+lang_info["ISO"]+" created")
+    except:
+        print("web/locales/"+lang_info["ISO"]+" already exists. Skipping.")
+
+    #     cp web/locales/en/* web/locales/str/
+    copyfile(lang_info["ISO"], "cross-locale.ftl")
+    copyfile(lang_info["ISO"], "messages.ftl")
+    
+
+# helper functions
+def add_iso_to_list(iso, filename, des=""):
+    locales = json.load(open(filename, "r"))
+    if iso not in locales:
+        if not des:
+            locales.append(iso)
+        else:
+            locales[iso] = des
+        json.dump(locales,open(filename, "w"),indent=2)
+        print("{} added to {}.".format(iso, filename))
+    else:
+        print("{} already in {}. Skipping.".format(iso, filename))
+
+
+def copyfile(iso, filename):
+    if not os.path.isfile("web/locales/{}/{}".format(iso,filename)):
+        open("web/locales/{}/{}".format(iso,filename), "w").write(open("web/locales/en/{}".format(filename), "r").read())
+        print("web/locales/{}/{} created and populated.".format(iso,filename))
+    else:
+        print("web/locales/{}/{} already created. Skipping.".format(iso,filename))
+
+
+def update_message_file(iso, des, dir):
+    with open("web/locales/{}/messages.ftl".format(dir), "r") as messages:
+        messages = [m.rstrip() for m in messages.readlines()]
+
+    i = -1
+    toadd = "{} = {}".format(iso, des)
+    while i < len(messages):
+        i += 1
+        if messages[i] == "## Languages":
+            i += 1
+            j = int(i)
+            current_langs = []
+            while messages[i] != "# [/]":
+                current_langs.append(messages[i].strip())
+                i+=1
+            if toadd not in current_langs:
+                messages.insert(j,toadd)
+                open("web/locales/{}/messages.ftl".format(dir), "w").writelines(m+"\n" for m in messages) 
+                print("{} added to web/locales/{}/messages.ftl.".format(iso, dir))
+                
+            else:
+                print("{} already in web/locales/{}/messages.ftl. Skipping.".format(iso,dir))
+
+            break
+
+main()