diff --git a/kitty_tests/gr.py b/kitty_tests/gr.py
new file mode 100644
index 000000000..2f9c376c4
--- /dev/null
+++ b/kitty_tests/gr.py
@@ -0,0 +1,58 @@
+#!/usr/bin/env python3
+# vim:fileencoding=utf-8
+# License: GPL v3 Copyright: 2017, Kovid Goyal <kovid at kovidgoyal.net>
+
+import sys
+import zlib
+import subprocess
+from base64 import standard_b64encode
+
+
+def write(data):
+    sys.stdout.buffer.write(data)
+
+
+def clear_screen():
+    write(b'\033[2J')
+
+
+def move_cursor(x, y):
+    write('\033[{};{}H'.format(y, x).encode('ascii'))
+
+
+def write_gr_cmd(cmd, payload):
+    cmd = ','.join('{}={}'.format(k, v) for k, v in cmd.items())
+    w = sys.stdout.buffer.write
+    w(b'\033_G'), w(cmd.encode('ascii')), w(b';'), w(payload), w(b'\033\\')
+    sys.stdout.flush()
+
+
+def display(data, width, height, x, y, z, ncols=0, nrows=0):
+    move_cursor(x, y)
+    cmd = {'a': 'T', 's': width, 'v': height, 'c': ncols, 'r': nrows, 'S': len(data), 'z': z}
+    data = zlib.compress(data)
+    cmd['o'] = 'z'
+    data = standard_b64encode(data)
+    while data:
+        chunk, data = data[:4096], data[4096:]
+        m = 1 if data else 0
+        cmd['m'] = m
+        write_gr_cmd(cmd, chunk)
+        cmd.clear()
+
+
+def main():
+    clear_screen()
+    display(b'\xdd\xdd\xdd\xff', 1, 1, 0, 0, -10, 40, 20)
+    display(open('logo/kitty.rgba', 'rb').read(), 256, 256, 0, 5, -9)
+    display(b'\0\0\0\xaa', 1, 1, 0, 7, -8, 40, 3)
+    move_cursor(5, 8)
+    print('kitty is \033[3m\033[32mawesome\033[m!')
+    move_cursor(0, 21)
+    print('Lenna...')
+    subprocess.check_call('python3 kitty/icat.py /t/Lenna.png'.split())
+    input()
+
+
+if __name__ == '__main__':
+    main()