diff --git a/cffj.py b/cffj.py
new file mode 100644
index 0000000..1fd2c15
--- /dev/null
+++ b/cffj.py
@@ -0,0 +1,51 @@
+def encode(targetdir):
+    import os
+    from tqdm import tqdm
+    directory = targetdir
+    selection = []
+    files = {}
+    global total
+    total = 0
+    def listdirs(target):
+        global total
+        scandirobj = os.scandir(target)
+        temp = 0
+        for i in scandirobj:
+            temp += 1
+            total += 0.1
+        for it in os.scandir(target):
+            if it.is_dir():
+                selection.append(it.path.replace(directory, ""))
+                listdirs(it)
+            else:
+                file = open(it.path, 'rb')
+                file = file.read()
+                files[it.path.replace(directory, "")] = file
+
+    listdirs(directory)
+    output = {}
+    output["selection"] = selection
+    output["files"] = files
+    return output
+
+def decode(cffjdata):
+    from tkinter import messagebox
+    import os
+    from tqdm import tqdm
+    import ast
+    try:
+        file = cffjdata
+        if os.path.exists("output"):
+            os.rmdir("output")
+            os.mkdir("output")
+        else:
+            os.mkdir("output")
+        for i in file["selection"]:
+            os.makedirs("output/"+i)
+        for i in file["files"]:
+            file2 = open("output/"+i, 'wb')
+            file2.write(file["files"][i])
+            file2.close()
+    except Exception as e:
+        messagebox.showerror("fehler", "fehler cffj datei korrupt fehler: {}".format(e))
+
diff --git a/setup.py b/setup.py
new file mode 100644
index 0000000..1979e77
--- /dev/null
+++ b/setup.py
@@ -0,0 +1,10 @@
+import justserv
+import ast
+import cffj
+target = input("download name: ")
+obj = justserv.client.OnlineState("setup"+target)
+obj = obj.getState()
+obj = obj["mainsetupfile"]
+obj = ast.literal_eval(obj)
+cffj.decode(obj)
+print("done")
\ No newline at end of file