metamorpher

Bulk Me Now! is a plugin that allows you to put a simple contact form in your website or blog inside a widget area, or by the shortcode available.
You will be able to customize which fields you want, and which fields you do not want.
Components (i.e., features):
<ul>
<li>Simple Contact Form: Not so much to handle, just the basics. No complications.</li>
<li>reCAPTCHA Protection: No Spam in your Bulk Me Now! inbox. You can disable if you do not want it.</li>
<li>Languages files bundled, ready for translation (English, Spanish and Portuguese already added).</li>
<li>Reply Function: Respond messages with rich-edited text right in the view screen. (Your server must have mail functions).</li>
<li>E-mails to note new messages: Can’t get rid of ye olde postman? No worries, we let you know.</li>
</ul>
Required Specs
<ul>
<li>PHP 5.3+ with Mail functions enabled.</li>
<li>WordPress 3.8+</li>
<li>5 MB Free Disk Space</li>
</ul>

Bulk Me Now!

A simple contact form plugin that stores the messages right in the database, instead of sending mails.

ckchaudhary

Extend BuddyPress’ private message feature by enabling attachments. This plugin enables users to send attachments in private messages. The type of file types allowed and maximum size of the attachment can be controlled by admin.

BuddyPress Message Attachment

Send attachments with private messages in BuddyPress!

Bulk Me Now! vs BuddyPress Message Attachment