https://github.com/NodeBB/NodeBB/issues/6607

templates/partials/groups/memberlist.tpl

@@ -1,7 +1,16 @@
-<div class="input-group">
-	<input class="form-control" type="text" component="groups/members/search" placeholder="[[global:search]]"/>
-	<span class="input-group-addon search-button"><i class="fa fa-search"></i></span>
-</div><br />
+<div class="row">
+	<!-- IF group.isOwner -->
+	<div class="col-lg-2">
+		<button component="groups/members/add" type="button" class="btn btn-primary" title="[[groups:details.add-member]]"><i class="fa fa-user-plus"></i></button>
+	</div>
+	<!-- ENDIF group.isOwner -->
+	<div class="<!-- IF group.isOwner -->col-lg-10<!-- ELSE -->col-lg-12<!-- ENDIF group.isOwner -->">
+		<div class="input-group">
+			<input class="form-control" type="text" component="groups/members/search" placeholder="[[global:search]]"/>
+			<span class="input-group-addon search-button"><i class="fa fa-search"></i></span>
+		</div>
+	</div>
+</div>
 
 <table component="groups/members" class="table table-striped table-hover" data-nextstart="{group.membersNextStart}">
 	<tbody>