ktou

komainu8

This plugin provides fast and rich full text search features based on <a href="http://mroonga.org/" rel="nofollow ugc">Mroonga</a>. Mroonga is a MySQL/MariaDB plugin. You don’t need to introduce a new server only for full text search. You can use existing MySQL/MariaDB server. It reduces maintainance cost.
Here are features:
<ul>
<li>Fast full text search</li>
<li>Google like query syntax such as <code>(KEYWORD1 OR KEYWORD2) -KEYWORD3</code></li>
<li>Sort by relevance</li>
</ul>
Here are features to be implemented:
<ul>
<li>Keyword highlight</li>
<li>Snippet</li>
<li>Related posts</li>
<li>Auto complete</li>
<li>Synonym</li>
<li>…</li>
</ul>

Mroonga

Fast and rich full text search features for WordPress!

SeedProd

John Turner

Easily setup a full text site search powered by Google.
Normally to setup a Google Custom Search on your site you have to sign up on Google and create the search index. This plugin will do it automatically using Google’s <a href="http://www.google.com/cse/docs/cref.html" rel="nofollow ugc">Linked Custom Search Engines</a>
<ul>
<li><a href="http://www.seedprod.com/blog/" title="SeedProd Demo" rel="nofollow ugc">View a Live Demo »</a></li>
</ul>
<h3>Features:</h3>
<ul>
<li>Works with any WordPress Theme</li>
<li>No need to setup a Google Custom Search</li>
<li>No Google account required </li>
<li>Search results show up on the default search result page.</li>
<li>Just add the “Google Site Search” widget to your theme.</li>
<li>Does not replace the default WordPress search. It runs along with it. Use both if you want.</li>
</ul>
This plugin is built and maintained by <a href="http://www.seedprod.com/" rel="nofollow ugc">SeedProd</a>

WordPress Google Search

Add a Custom Google Site Search with no setup. Just drag and drop a widget and you're done.

Mroonga vs WordPress Google Search