diff --git a/km3net_testdata/data/hdf5/numu_cc_test.h5 b/km3net_testdata/data/hdf5/numu_cc_test.h5
new file mode 100644
index 0000000000000000000000000000000000000000..f079dc162dd77ac05a5d2b02344ae3fddba38aa6
Binary files /dev/null and b/km3net_testdata/data/hdf5/numu_cc_test.h5 differ
diff --git a/km3net_testdata/data/hdf5/raw_header.h5 b/km3net_testdata/data/hdf5/raw_header.h5
new file mode 100644
index 0000000000000000000000000000000000000000..3722d3fe042e2f6807cac9d039da3cf01b24d6a0
Binary files /dev/null and b/km3net_testdata/data/hdf5/raw_header.h5 differ
diff --git a/km3net_testdata/data/hdf5/test_event_info.h5 b/km3net_testdata/data/hdf5/test_event_info.h5
new file mode 100644
index 0000000000000000000000000000000000000000..899ab59b3c9cb8b5949e60e09e5f456fd7a4e1d7
Binary files /dev/null and b/km3net_testdata/data/hdf5/test_event_info.h5 differ
diff --git a/km3net_testdata/data/online/events_sample.h5 b/km3net_testdata/data/online/events_sample.h5
new file mode 100644
index 0000000000000000000000000000000000000000..fc57978bfc14fa68a40ccc11b71e0b7397c82cc7
Binary files /dev/null and b/km3net_testdata/data/online/events_sample.h5 differ
diff --git a/km3net_testdata/data/online/events_sample.root b/km3net_testdata/data/online/events_sample.root
new file mode 100644
index 0000000000000000000000000000000000000000..8cf82248095a0f348efe03b3d045182b11142ed9
Binary files /dev/null and b/km3net_testdata/data/online/events_sample.root differ