diff --git a/cloud/microsoft/office365/sharepoint/mode/listsites.pm b/cloud/microsoft/office365/sharepoint/mode/listsites.pm
new file mode 100644
index 000000000..e77fd270c
--- /dev/null
+++ b/cloud/microsoft/office365/sharepoint/mode/listsites.pm
@@ -0,0 +1,123 @@
+#
+# Copyright 2018 Centreon (http://www.centreon.com/)
+#
+# Centreon is a full-fledged industry-strength solution that meets
+# the needs in IT infrastructure and application monitoring for
+# service performance.
+#
+# 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.
+#
+
+package cloud::microsoft::office365::sharepoint::mode::listsites;
+
+use base qw(centreon::plugins::templates::counter);
+
+use strict;
+use warnings;
+
+sub new {
+    my ($class, %options) = @_;
+    my $self = $class->SUPER::new(package => __PACKAGE__, %options);
+    bless $self, $class;
+    
+    $self->{version} = '1.0';
+    $options{options}->add_options(arguments =>
+                                {
+                                    "filter-url:s"      => { name => 'filter_url' },
+                                    "filter-id:s"       => { name => 'filter_id' },
+                                });
+   
+    return $self;
+}
+
+sub check_options {
+    my ($self, %options) = @_;
+    $self->SUPER::check_options(%options);
+}
+
+sub manage_selection {
+    my ($self, %options) = @_;
+
+    my $results = $options{custom}->office_get_sharepoint_site_usage();
+
+    foreach my $site (@{$results}) {
+        if (defined($self->{option_results}->{filter_url}) && $self->{option_results}->{filter_url} ne '' &&
+            $site->{'Site URL'} !~ /$self->{option_results}->{filter_url}/) {
+            $self->{output}->output_add(long_msg => "skipping  '" . $site->{'Site URL'} . "': no matching filter name.", debug => 1);
+            next;
+        }
+        if (defined($self->{option_results}->{filter_id}) && $self->{option_results}->{filter_id} ne '' &&
+            $site->{'Site Id'} !~ /$self->{option_results}->{filter_id}/) {
+            $self->{output}->output_add(long_msg => "skipping  '" . $site->{'Site Id'} . "': no matching filter name.", debug => 1);
+            next;
+        }
+
+        $self->{sites}->{$site->{'Site Id'}} = {
+            id => $site->{'Site Id'},
+            url => $site->{'Site URL'},
+        }
+    }
+}
+
+sub run {
+    my ($self, %options) = @_;
+  
+    $self->manage_selection(%options);
+    foreach my $site (sort keys %{$self->{sites}}) { 
+        $self->{output}->output_add(long_msg => sprintf("[id = %s] [url = %s]",
+                                                         $self->{sites}->{$site}->{id},
+                                                         $self->{sites}->{$site}->{url}));
+    }
+    
+    $self->{output}->output_add(severity => 'OK',
+                                short_msg => 'List sites:');
+    $self->{output}->display(nolabel => 1, force_ignore_perfdata => 1, force_long_output => 1);
+    $self->{output}->exit();
+}
+
+sub disco_format {
+    my ($self, %options) = @_;  
+    
+    $self->{output}->add_disco_format(elements => ['id', 'url']);
+}
+
+sub disco_show {
+    my ($self, %options) = @_;
+
+    $self->manage_selection(%options);
+    foreach my $site (sort keys %{$self->{sites}}) {             
+        $self->{output}->add_disco_entry(
+            id => $self->{sites}->{$site}->{id},
+            url => $self->{sites}->{$site}->{url},
+        );
+    }
+}
+
+1;
+
+__END__
+
+=head1 MODE
+
+List sites.
+
+=over 8
+
+=item B<--filter-*>
+
+Filter sites.
+Can be: 'url', 'id' (can be a regexp).
+
+=back
+
+=cut
diff --git a/cloud/microsoft/office365/sharepoint/mode/siteusage.pm b/cloud/microsoft/office365/sharepoint/mode/siteusage.pm
new file mode 100644
index 000000000..089c611ac
--- /dev/null
+++ b/cloud/microsoft/office365/sharepoint/mode/siteusage.pm
@@ -0,0 +1,246 @@
+#
+# Copyright 2018 Centreon (http://www.centreon.com/)
+#
+# Centreon is a full-fledged industry-strength solution that meets
+# the needs in IT infrastructure and application monitoring for
+# service performance.
+#
+# 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.
+#
+
+package cloud::microsoft::office365::sharepoint::mode::siteusage;
+
+use base qw(centreon::plugins::templates::counter);
+
+use strict;
+use warnings;
+
+my $instance_mode;
+
+sub custom_usage_perfdata {
+    my ($self, %options) = @_;
+
+    my $extra_label = '';
+    $extra_label = '_' . $self->{result_values}->{display} if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
+    
+    $self->{output}->perfdata_add(label => 'used' . $extra_label,
+                                  unit => 'B',
+                                  value => $self->{result_values}->{used},
+                                  warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{label}, total => $self->{result_values}->{total}, cast_int => 1),
+                                  critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{label}, total => $self->{result_values}->{total}, cast_int => 1),
+                                  min => 0, max => $self->{result_values}->{total});
+}
+
+sub custom_usage_threshold {
+    my ($self, %options) = @_;
+    
+    my ($exit, $threshold_value);
+    $threshold_value = $self->{result_values}->{used};
+    $threshold_value = $self->{result_values}->{free} if (defined($instance_mode->{option_results}->{free}));
+    if ($instance_mode->{option_results}->{units} eq '%') {
+        $threshold_value = $self->{result_values}->{prct_used};
+        $threshold_value = $self->{result_values}->{prct_free} if (defined($instance_mode->{option_results}->{free}));
+    }
+    $exit = $self->{perfdata}->threshold_check(value => $threshold_value,
+                                               threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' },
+                                                              { label => 'warning-' . $self->{label}, exit_litteral => 'warning' } ]);
+    return $exit;
+}
+
+sub custom_usage_output {
+    my ($self, %options) = @_;
+    
+    my ($used_value, $used_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{used});
+    my ($free_value, $free_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{free});
+    my ($total_value, $total_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{total});
+    
+    my $msg = sprintf("Total: %s Used: %s (%.2f%%) Free: %s (%.2f%%)", 
+            $total_value . " " . $total_unit, 
+            $used_value . " " . $used_unit, $self->{result_values}->{prct_used}, 
+            $free_value . " " . $free_unit, $self->{result_values}->{prct_free});
+    return $msg;
+}
+
+sub custom_usage_calc {
+    my ($self, %options) = @_;
+
+    $self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_id'};
+    $self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_storage_allocated'};
+    $self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_storage_used'};
+
+    if ($self->{result_values}->{total} != 0) {
+        $self->{result_values}->{free} = $self->{result_values}->{total} - $self->{result_values}->{used};
+        $self->{result_values}->{prct_used} = $self->{result_values}->{used} * 100 / $self->{result_values}->{total};
+        $self->{result_values}->{prct_free} = 100 - $self->{result_values}->{prct_used};
+    } else {
+        $self->{result_values}->{free} = '0';
+        $self->{result_values}->{prct_used} = '0';
+        $self->{result_values}->{prct_free} = '0';
+    }
+
+    return 0;
+}
+
+sub prefix_site_output {
+    my ($self, %options) = @_;
+    
+    return "Site '" . $options{instance_value}->{url} . "' [ID: " . $options{instance_value}->{id} . "] ";
+}
+
+sub set_counters {
+    my ($self, %options) = @_;
+
+    $self->{maps_counters_type} = [
+        { name => 'sites', type => 1, cb_prefix_output => 'prefix_site_output', message_multiple => 'All sites usage are ok' },
+    ];
+    
+    $self->{maps_counters}->{sites} = [
+        { label => 'usage', set => {
+                key_values => [ { name => 'storage_used' }, { name => 'storage_allocated' }, { name => 'url' }, { name => 'id' } ],
+                closure_custom_calc => $self->can('custom_usage_calc'),
+                closure_custom_output => $self->can('custom_usage_output'),
+                closure_custom_perfdata => $self->can('custom_usage_perfdata'),
+                closure_custom_threshold_check => $self->can('custom_usage_threshold'),
+            }
+        },
+        { label => 'file-count', set => {
+                key_values => [ { name => 'file_count' }, { name => 'url' }, { name => 'id' } ],
+                output_template => 'File Count: %d',
+                perfdatas => [
+                    { label => 'file_count', value => 'file_count_absolute', template => '%d',
+                      min => 0, label_extra_instance => 1, instance_use => 'id_absolute' },
+                ],
+            }
+        },
+        { label => 'active-file-count', set => {
+                key_values => [ { name => 'active_file_count' }, { name => 'url' }, { name => 'id' } ],
+                output_template => 'Active File Count: %d',
+                perfdatas => [
+                    { label => 'active_file_count', value => 'active_file_count_absolute', template => '%d',
+                      min => 0, label_extra_instance => 1, instance_use => 'id_absolute' },
+                ],
+            }
+        },
+        { label => 'visited-file-count', set => {
+                key_values => [ { name => 'visited_file_count' }, { name => 'url' }, { name => 'id' } ],
+                output_template => 'Visited File Count: %d',
+                perfdatas => [
+                    { label => 'visited_file_count', value => 'visited_file_count_absolute', template => '%d',
+                      min => 0, label_extra_instance => 1, instance_use => 'id_absolute' },
+                ],
+            }
+        },
+        { label => 'page-view-count', set => {
+                key_values => [ { name => 'page_view_count' }, { name => 'url' }, { name => 'id' } ],
+                output_template => 'Page View Count: %d',
+                perfdatas => [
+                    { label => 'page_view_count', value => 'page_view_count_absolute', template => '%d',
+                      min => 0, label_extra_instance => 1, instance_use => 'id_absolute' },
+                ],
+            }
+        },
+    ];
+}
+
+sub new {
+    my ($class, %options) = @_;
+    my $self = $class->SUPER::new(package => __PACKAGE__, %options);
+    bless $self, $class;
+    
+    $self->{version} = '1.0';
+    $options{options}->add_options(arguments =>
+                                {
+                                    "filter-url:s"      => { name => 'filter_url' },
+                                    "filter-id:s"       => { name => 'filter_id' },
+                                    "units:s"           => { name => 'units', default => '%' },
+                                    "free"              => { name => 'free' },
+                                });
+    
+    return $self;
+}
+
+sub check_options {
+    my ($self, %options) = @_;
+    $self->SUPER::check_options(%options);
+    
+    $instance_mode = $self;
+}
+
+sub manage_selection {
+    my ($self, %options) = @_;
+    
+    $self->{sites} = {};
+
+    my $results = $options{custom}->office_get_sharepoint_site_usage();
+
+    foreach my $site (@{$results}) {
+        if (defined($self->{option_results}->{filter_url}) && $self->{option_results}->{filter_url} ne '' &&
+            $site->{'Site URL'} !~ /$self->{option_results}->{filter_url}/) {
+            $self->{output}->output_add(long_msg => "skipping  '" . $site->{'Site URL'} . "': no matching filter name.", debug => 1);
+            next;
+        }
+        if (defined($self->{option_results}->{filter_id}) && $self->{option_results}->{filter_id} ne '' &&
+            $site->{'Site Id'} !~ /$self->{option_results}->{filter_id}/) {
+            $self->{output}->output_add(long_msg => "skipping  '" . $site->{'Site Id'} . "': no matching filter name.", debug => 1);
+            next;
+        }
+
+        $self->{sites}->{$site->{'Site Id'}}->{id} = $site->{'Site Id'};
+        $self->{sites}->{$site->{'Site Id'}}->{url} = $site->{'Site URL'};
+        $self->{sites}->{$site->{'Site Id'}}->{file_count} = $site->{'File Count'};
+        $self->{sites}->{$site->{'Site Id'}}->{active_file_count} = $site->{'Active File Count'};
+        $self->{sites}->{$site->{'Site Id'}}->{visited_file_count} = $site->{'Visited Page Count'};
+        $self->{sites}->{$site->{'Site Id'}}->{page_view_count} = $site->{'Page View Count'};
+        $self->{sites}->{$site->{'Site Id'}}->{storage_used} = $site->{'Storage Used (Byte)'};
+        $self->{sites}->{$site->{'Site Id'}}->{storage_allocated} = $site->{'Storage Allocated (Byte)'};
+    }
+    
+    if (scalar(keys %{$self->{sites}}) <= 0) {
+        $self->{output}->add_option_msg(short_msg => "No entry found.");
+        $self->{output}->option_exit();
+    }
+}
+
+1;
+
+__END__
+
+=head1 MODE
+
+Check sites usage.
+
+(See link for details about metrics :
+https://docs.microsoft.com/en-us/office365/admin/activity-reports/sharepoint-site-usage?view=o365-worldwide)
+
+=over 8
+
+=item B<--filter-*>
+
+Filter sites.
+Can be: 'url', 'id' (can be a regexp).
+
+=item B<--warning-*>
+
+Threshold warning.
+Can be: 'usage', 'file-count', 'active-file-count',
+'visited-file-count', 'page-view-count'.
+
+=item B<--critical-*>
+
+Threshold critical.
+Can be: 'usage', 'file-count', 'active-file-count',
+'visited-file-count', 'page-view-count'.
+
+=back
+
+=cut
diff --git a/cloud/microsoft/office365/sharepoint/plugin.pm b/cloud/microsoft/office365/sharepoint/plugin.pm
new file mode 100644
index 000000000..67ff64fa8
--- /dev/null
+++ b/cloud/microsoft/office365/sharepoint/plugin.pm
@@ -0,0 +1,50 @@
+#
+# Copyright 2018 Centreon (http://www.centreon.com/)
+#
+# Centreon is a full-fledged industry-strength solution that meets
+# the needs in IT infrastructure and application monitoring for
+# service performance.
+#
+# 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.
+#
+
+package cloud::microsoft::office365::sharepoint::plugin;
+
+use strict;
+use warnings;
+use base qw(centreon::plugins::script_custom);
+
+sub new {
+    my ( $class, %options ) = @_;
+    my $self = $class->SUPER::new( package => __PACKAGE__, %options );
+    bless $self, $class;
+
+    $self->{version} = '0.1';
+    %{ $self->{modes} } = (
+        'list-sites'            => 'cloud::microsoft::office365::sharepoint::mode::listsites',
+        'site-usage'            => 'cloud::microsoft::office365::sharepoint::mode::siteusage',
+    );
+
+    $self->{custom_modes}{graphapi} = 'cloud::microsoft::office365::custom::graphapi';
+    return $self;
+}
+
+1;
+
+__END__
+
+=head1 PLUGIN DESCRIPTION
+
+Check Microsoft Office 365.
+
+=cut