diff --git a/misc.py b/misc.py
new file mode 100644
index 0000000..7b1bfda
--- /dev/null
+++ b/misc.py
@@ -0,0 +1,29 @@
+import base64
+import os
+import pickle
+import sys
+from tkinter import Button, Label, Toplevel
+
+from tcping import Ping
+
+
+def check_network(ip, port):
+    return True
+    ping = Ping(ip, port, 20)
+    ping.ping(1)
+    return ping.result.rows[0].successed == 1
+
+
+def get_os():
+    if sys.platform in ["linux", "windows"]:
+        return sys.platform
+    raise Exception("OS not supported")
+
+
+def alert(window, message, title="Munyal"):
+    child = Toplevel(window)
+    child.title(title)
+    label = Label(child, text=message)
+    button = Button(child, text="Aceptar", command=child.destroy)
+    label.pack()
+    button.pack()