diff --git a/ekko/manifest/osdk.py b/ekko/manifest/osdk.py
new file mode 100644
index 0000000..07d8e8c
--- /dev/null
+++ b/ekko/manifest/osdk.py
@@ -0,0 +1,53 @@
+# Copyright 2016 Sam Yaple
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# NOTE(SamYaple): This driver is an expiremental driver used for testing. It is
+# an optimized file used to compare to and optimized the sqlite driver. This
+# driver may fall in and out of maintenance and will only be used as a sanity
+# check for the sqlite driver for as long as this NOTE is present.
+
+import os
+from struct import pack
+
+from ekko.manifest import driver
+
+
+class OSDKDriver(driver.ManifestDriver):
+
+    def initialize(self):
+        with open(self.manifest_file, 'wb', 4096) as f:
+            f.write(os.urandom(20))
+
+    def put_segments(self, segments):
+        with open(self.manifest_file, 'ab', 4096) as f:
+            for segment in segments:
+                f.write(pack(
+                    '<16s2I2B20s',
+                    segment.backupset_id,
+                    segment.incremental,
+                    segment.segment,
+                    segment.compression,
+                    segment.encryption,
+                    segment.segment_hash
+                ))
+
+    def put_metadata(self, metadata):
+        with open(self.manifest_file, 'ab', 4096) as f:
+            f.write(pack(
+                '<2IQ24s',
+                metadata.incremental,
+                metadata.segment_size,
+                metadata.sectors,
+                metadata.timestamp
+            ))
diff --git a/tools/generate_manifest.py b/tools/generate_manifest.py
index a0d7b70..dff57e9 100755
--- a/tools/generate_manifest.py
+++ b/tools/generate_manifest.py
@@ -27,6 +27,12 @@ from ekko.manifest import structure as manifest_structure
 from six.moves import range
 
 
+DRIVERS = {
+    'osdk': 'osdk.OSDKDriver',
+    'sqlite': 'sqlite.SQLiteDriver'
+}
+
+
 def parse_args():
     parser = argparse.ArgumentParser(description='Backup Block Device')
     parser.add_argument('--backupsize', required=True, type=int,
@@ -35,6 +41,8 @@ def parse_args():
                         help='manifest file')
     parser.add_argument('--cbt', required=False,
                         help='change block tracking info')
+    parser.add_argument('--driver', required=False, default='sqlite',
+                        choices=['osdk', 'sqlite'], help='manifest driver')
     return parser.parse_args()
 
 
@@ -60,7 +68,8 @@ def main():
         print('manifest exists; exiting')
         return
 
-    manifest = manifest_driver.load_manifest_driver(args.manifest)
+    manifest = manifest_driver.load_manifest_driver(args.manifest,
+                                                    DRIVERS[args.driver])
 
     size_of_disk = args.backupsize * 1024**3  # Convert GB to B
     num_of_sectors = int(size_of_disk / 512)