diff --git a/import_jsl.py b/import_jsl.py
new file mode 100644
index 0000000..b8788bc
--- /dev/null
+++ b/import_jsl.py
@@ -0,0 +1,71 @@
+import sys
+import json
+import logging
+import time
+
+from sqlalchemy.exc import IntegrityError
+import tqdm
+
+from src.db import DBSession, User, Repository
+from src.settings import init_logging
+
+
+BATCH_SIZE = 1000
+
+
+def get_user_id(session, name: str):
+    user = session.query(User).filter(User.name == name).first()
+    if user:
+        return user.id
+    new_user = User()
+    new_user.name = name
+    new_user.opt_out = False
+    session.add(new_user)
+    return session.query(User).filter(User.name == name).first().id
+
+
+def main():
+    session = DBSession()
+    added_count = duplicate_count = 0
+    begin_at = time.monotonic()
+    for input_path in sys.argv[1:]:
+        for line_ind, line in tqdm.tqdm(enumerate(open(input_path)), desc=input_path):
+            data = json.loads(line)
+            if session.query(Repository).filter(Repository.id == data["id"]).first():
+                duplicate_count += 1
+                continue
+            user_name, repository_name = data["name"].split("/")
+            user_id = get_user_id(session, user_name)
+            new_repository = Repository()
+            new_repository.name = repository_name
+            new_repository.id = data["id"]
+            new_repository.user_id = user_id
+            new_repository.stargazers_count = data["stargazers_count"]
+            new_repository.fork = data["fork"]
+            new_repository.private = data["private"]
+            new_repository.default_branch = data["default_branch"]
+            new_repository.updated_at = data["updated_at"]
+            new_repository.created_at = data["created_at"]
+            new_repository.archived = data["archived"]
+            new_repository.size = data["size"]
+            session.add(new_repository)
+            added_count += 1
+            if line_ind % BATCH_SIZE == 0:
+                try:
+                    session.commit()
+                except IntegrityError:
+                    duplicate_count += 1
+                    session.rollback()
+                else:
+                    added_count += 1
+    print(
+        f"total: {added_count + duplicate_count}, "
+        f"new: {added_count}, "
+        f"duplicates: {duplicate_count} "
+        f"{(added_count + duplicate_count) / (time.monotonic() - begin_at):.2f} items/s"
+    )
+
+
+if __name__ == "__main__":
+    init_logging()
+    main()