diff --git a/block.h b/block.h
index 55390f1b..419462e3 100644
--- a/block.h
+++ b/block.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/block.tcc b/block.tcc
index f4a0c291..cf8680cf 100644
--- a/block.tcc
+++ b/block.tcc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/block_counter.h b/block_counter.h
index a0dd1a14..a0f21366 100644
--- a/block_counter.h
+++ b/block_counter.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/btree.h b/btree.h
index 5ea881e5..72e356c1 100644
--- a/btree.h
+++ b/btree.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/btree.tcc b/btree.tcc
index 24f8d773..ab70033f 100644
--- a/btree.tcc
+++ b/btree.tcc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/btree_checker.h b/btree_checker.h
index 682ce4bf..9262229d 100644
--- a/btree_checker.h
+++ b/btree_checker.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/cache.h b/cache.h
index e480d526..ca57c6c4 100644
--- a/cache.h
+++ b/cache.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/checksum.cc b/checksum.cc
index 16cb0600..14dfe941 100644
--- a/checksum.cc
+++ b/checksum.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/checksum.h b/checksum.h
index 20cf2a2b..05963214 100644
--- a/checksum.h
+++ b/checksum.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/deleter.h b/deleter.h
index 824714ea..49f093d5 100644
--- a/deleter.h
+++ b/deleter.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/emitter.h b/emitter.h
index f10b10c4..bfb558de 100644
--- a/emitter.h
+++ b/emitter.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/endian_utils.cc b/endian_utils.cc
index 566e0c0b..83681fad 100644
--- a/endian_utils.cc
+++ b/endian_utils.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/endian_utils.h b/endian_utils.h
index 26ef1793..c675c126 100644
--- a/endian_utils.h
+++ b/endian_utils.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/error_set.cc b/error_set.cc
index 4339ce2c..16ad6afa 100644
--- a/error_set.cc
+++ b/error_set.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/error_set.h b/error_set.h
index 142c1348..a35366e6 100644
--- a/error_set.h
+++ b/error_set.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/hex_dump.cc b/hex_dump.cc
index 460348bb..11a89818 100644
--- a/hex_dump.cc
+++ b/hex_dump.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/hex_dump.h b/hex_dump.h
index b6b0377b..6602d6fe 100644
--- a/hex_dump.h
+++ b/hex_dump.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/human_readable_format.cc b/human_readable_format.cc
index 5a28ae84..f5aefffb 100644
--- a/human_readable_format.cc
+++ b/human_readable_format.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/human_readable_format.h b/human_readable_format.h
index 6866e547..63319832 100644
--- a/human_readable_format.h
+++ b/human_readable_format.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/main.cc b/main.cc
index 02edda6a..d4f2ce3c 100644
--- a/main.cc
+++ b/main.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/math_utils.h b/math_utils.h
index 6968dfb0..e9d08e8e 100644
--- a/math_utils.h
+++ b/math_utils.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/metadata.cc b/metadata.cc
index acbda40e..7efe336b 100644
--- a/metadata.cc
+++ b/metadata.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/metadata.h b/metadata.h
index 37d89608..ee0e8112 100644
--- a/metadata.h
+++ b/metadata.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/metadata_checker.cc b/metadata_checker.cc
index f51d6550..85048413 100644
--- a/metadata_checker.cc
+++ b/metadata_checker.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/metadata_checker.h b/metadata_checker.h
index e70a42fb..588a14e4 100644
--- a/metadata_checker.h
+++ b/metadata_checker.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/metadata_disk_structures.cc b/metadata_disk_structures.cc
index baeee264..5a93328f 100644
--- a/metadata_disk_structures.cc
+++ b/metadata_disk_structures.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/metadata_disk_structures.h b/metadata_disk_structures.h
index 5869e00e..f2c1ce95 100644
--- a/metadata_disk_structures.h
+++ b/metadata_disk_structures.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/metadata_dumper.cc b/metadata_dumper.cc
index 79de4e9c..bc3038f2 100644
--- a/metadata_dumper.cc
+++ b/metadata_dumper.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/metadata_dumper.h b/metadata_dumper.h
index d0aac2f5..eee59d3a 100644
--- a/metadata_dumper.h
+++ b/metadata_dumper.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/restore_emitter.cc b/restore_emitter.cc
index 62475887..b4656a47 100644
--- a/restore_emitter.cc
+++ b/restore_emitter.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/restore_emitter.h b/restore_emitter.h
index c76924dd..ffb8fbf0 100644
--- a/restore_emitter.h
+++ b/restore_emitter.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/run_list.h b/run_list.h
index 39a7e76d..63b48b53 100644
--- a/run_list.h
+++ b/run_list.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/run_list.tcc b/run_list.tcc
index a0fbc132..6219c39f 100644
--- a/run_list.tcc
+++ b/run_list.tcc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/space_map.cc b/space_map.cc
index f9dea308..3bd075e2 100644
--- a/space_map.cc
+++ b/space_map.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/space_map.h b/space_map.h
index 606e54ec..91363a44 100644
--- a/space_map.h
+++ b/space_map.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/space_map_core.h b/space_map_core.h
index 15548d7b..43a1b434 100644
--- a/space_map_core.h
+++ b/space_map_core.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/space_map_disk.cc b/space_map_disk.cc
index 7f044ba5..fa7cb461 100644
--- a/space_map_disk.cc
+++ b/space_map_disk.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/space_map_disk.h b/space_map_disk.h
index f2ede34b..94e02999 100644
--- a/space_map_disk.h
+++ b/space_map_disk.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/space_map_disk_structures.h b/space_map_disk_structures.h
index 13b5daa8..275cff45 100644
--- a/space_map_disk_structures.h
+++ b/space_map_disk_structures.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/space_map_recursive.cc b/space_map_recursive.cc
index 3597d9a9..ddfdd7da 100644
--- a/space_map_recursive.cc
+++ b/space_map_recursive.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/space_map_recursive.h b/space_map_recursive.h
index ec2e16e3..1bbacb6a 100644
--- a/space_map_recursive.h
+++ b/space_map_recursive.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/space_map_transactional.cc b/space_map_transactional.cc
index 0746d944..13d3764b 100644
--- a/space_map_transactional.cc
+++ b/space_map_transactional.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/space_map_transactional.h b/space_map_transactional.h
index 5cd8a5d2..7506a751 100644
--- a/space_map_transactional.h
+++ b/space_map_transactional.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/thin_dump.cc b/thin_dump.cc
index 3f34a92e..6f159346 100644
--- a/thin_dump.cc
+++ b/thin_dump.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/thin_pool.cc b/thin_pool.cc
index c05da24d..9043793a 100644
--- a/thin_pool.cc
+++ b/thin_pool.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/thin_pool.h b/thin_pool.h
index 71ea26fd..7969ae63 100644
--- a/thin_pool.h
+++ b/thin_pool.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/thin_repair.cc b/thin_repair.cc
index 1bf33f88..18673167 100644
--- a/thin_repair.cc
+++ b/thin_repair.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/thin_restore.cc b/thin_restore.cc
index 3791eccc..a9538c37 100644
--- a/thin_restore.cc
+++ b/thin_restore.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/transaction_manager.cc b/transaction_manager.cc
index 7b257f16..801911c7 100644
--- a/transaction_manager.cc
+++ b/transaction_manager.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/transaction_manager.h b/transaction_manager.h
index ab7d5fcb..fae6d301 100644
--- a/transaction_manager.h
+++ b/transaction_manager.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/unit-tests/block_t.cc b/unit-tests/block_t.cc
index d13293d0..68ee209b 100644
--- a/unit-tests/block_t.cc
+++ b/unit-tests/block_t.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/unit-tests/btree_t.cc b/unit-tests/btree_t.cc
index da03843e..50eb1082 100644
--- a/unit-tests/btree_t.cc
+++ b/unit-tests/btree_t.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/unit-tests/cache_t.cc b/unit-tests/cache_t.cc
index f7286808..3782f71f 100644
--- a/unit-tests/cache_t.cc
+++ b/unit-tests/cache_t.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/unit-tests/endian_t.cc b/unit-tests/endian_t.cc
index 825c368b..47ad3884 100644
--- a/unit-tests/endian_t.cc
+++ b/unit-tests/endian_t.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/unit-tests/metadata_t.cc b/unit-tests/metadata_t.cc
index ce2eb513..acba5761 100644
--- a/unit-tests/metadata_t.cc
+++ b/unit-tests/metadata_t.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/unit-tests/run_list_t.cc b/unit-tests/run_list_t.cc
index 92263d6e..469dcd4b 100644
--- a/unit-tests/run_list_t.cc
+++ b/unit-tests/run_list_t.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/unit-tests/space_map_disk_t.cc b/unit-tests/space_map_disk_t.cc
index f8576fa1..e9faad39 100644
--- a/unit-tests/space_map_disk_t.cc
+++ b/unit-tests/space_map_disk_t.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/unit-tests/space_map_t.cc b/unit-tests/space_map_t.cc
index 97d8ab75..9c406c9a 100644
--- a/unit-tests/space_map_t.cc
+++ b/unit-tests/space_map_t.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/unit-tests/transaction_manager_t.cc b/unit-tests/transaction_manager_t.cc
index 6fe85a0c..d090674e 100644
--- a/unit-tests/transaction_manager_t.cc
+++ b/unit-tests/transaction_manager_t.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/xml_format.cc b/xml_format.cc
index 772fea73..fe4db806 100644
--- a/xml_format.cc
+++ b/xml_format.cc
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it
diff --git a/xml_format.h b/xml_format.h
index f4175ad0..fb4636c0 100644
--- a/xml_format.h
+++ b/xml_format.h
@@ -1,3 +1,5 @@
+// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
+//
 // This file is part of the thin-provisioning-tools source.
 //
 // thin-provisioning-tools is free software: you can redistribute it