Bas Matthee

<p>Display a notification above all posts.</p>
<h3>Current Options</h3>
<ul>
<li>Write the message to be shown</li>
<li>Enable of disable displaying of the message</li>
<li>Select the notification type (notify, alert, warning)</li>
</ul>
<h3>Future Ideas</h3>
<ul>
<li>Exclude posts</li>
<li>Only show on selected posts</li>
</ul>


LSD Global Notification

aliciagh

<p>Easily search through all blogs into your WordPress MU posts by post title, post content or post author.<br />
WPMU Global Search can manage multiple search forms. Currently in the following languages:</p>
<ul>
<li>English</li>
<li>Spanish (es_ES)</li>
</ul>
<p>If you have created your own language pack, or have an update of an existing one, you can send <a href="https://codex.wordpress.org/Translating_WordPress" rel="nofollow ugc">gettext .po and .mo files</a> to me so that I can bundle it into WPMU Global Search.</p>


WPMU Global Search

Adds the ability to search through blogs into your WordPress MU installation.

LSD Global Notification vs WPMU Global Search