diff --git a/ardumont/list-gh-repos-per-user.py b/ardumont/list-gh-repos-per-user.py
new file mode 100644
index 0000000..cbb90b3
--- /dev/null
+++ b/ardumont/list-gh-repos-per-user.py
@@ -0,0 +1,53 @@
+# Copyright (C) 2015-2019  The Software Heritage developers
+# See the AUTHORS file at the top-level directory of this distribution
+# License: GNU General Public License version 3, or any later version
+# See top-level LICENSE file for more information
+
+
+import click
+import requests
+
+from typing import Tuple, Generator, Dict
+
+
+def list_repos(username: str) -> Generator[Tuple[str, str, Dict], None, None]:
+    """Greedily list the repositories per user
+
+    Args:
+        username: github's username
+
+    Yields:
+        Url
+    """
+    api_url = 'https://api.github.com/users/%s/repos' % username
+    r = requests.get(api_url)
+    if r.ok:
+        next_link = r.links.get('next')
+        for d in r.json():
+            yield d
+
+        while next_link:
+            r = requests.get(next_link['url'])
+            if r.ok:
+                next_link = r.links.get('next')
+                for d in r.json():
+                    yield d
+            else:
+                next_link = False
+
+
+@click.command()
+@click.option('--user', help='Github username')
+def main(user):
+    repos = list_repos(user)
+
+    counter = 0
+    for repo in repos:
+        counter += 1
+        print(repo['html_url'])
+
+    print('number of repositories: %s' % counter)
+
+
+if __name__ == '__main__':
+    main()