Barebone\Bootstrap\Form (horizontal)
Source
<?php
$form = new Barebone\Bootstrap\Form();
echo $form->horizontal();
Result
<form role="form" class="form-horizontal">
<div class="form-group">
<label class="control-label" for="username2">Username2</label>
<input type="text" name="username2" class="form-control" id="username2"></div>
<div class="form-group">
<label class="control-label" for="password">Password</label>
<input type="password" name="password" class="form-control" id="password"></div>
</form>