Apsara Aruna

This is simple plugin of showing your Facebook page with ‘Like’ button in your web . Easy to use.
Also see my other plugins 
* <a href="https://wordpress.org/plugins/widget-youtube-subscribtion/" title="Youtube Subscribe Widget" rel="ugc">Youtube Subscribe Widget</a> 
* <a href="https://wordpress.org/plugins/social-link-on-footer/" title="Social Link on Footer" rel="ugc">Social Link on Footer</a> 
* <a href="https://wordpress.org/plugins/social-profile-link/" title="Social Profiles Link" rel="ugc">Social Profiles Link</a>

Easy Embed Page Widget

This is widget of showing Facebook page embedded in your website.short code [embed_facebook]

CRUDLab

WP Like button allows you to add Facebook like button on your wordpress blog. You can also add Share button along with Like button or can add recommend button.
<h4>Features</h4>
<ul>
<li>Create like button for site, for your fanpage or for every single post and page.</li>
<li>Display like button on homepage or all pages. </li>
<li>Display like button on specific pages.</li>
<li>Like button preview. </li>
<li>4 Types of button layouts.</li>
<li>Compatible with all type of themes. </li>
<li>Display like button with shortcode [fblike]</li>
<li>Display share button along with like button. </li>
<li>ON/OFF Indication</li>
</ul>
<blockquote>
 Docs & Support 
You can find <a href="http://bit.ly/1EjxScj" rel="nofollow ugc">docs</a>, <a href="https://wordpress.org/plugins/wp-like-button/faq/" rel="ugc">FAQ</a> and more detailed information about WP Like Button on <a href="http://crudlab.com/" rel="nofollow ugc">CRUDLab.com</a>. If you were unable to find the answer to your question on the FAQ or in any of the documentation, you should check the <a href="https://wordpress.org/support/plugin/wp-like-button" rel="ugc">support forum</a> on WordPress.org. If you can’t locate any topics that pertain to your particular issue, post a new topic for it
 Recommended Plugins 
The following are other recommended plugins by the author of WP Like Button.
<ul>
<li><a href="https://wordpress.org/plugins/crudlab-facebook-like-box/" rel="ugc">CRUDLab Facebook Like Box</a> – CRUDLab Facebook Like Box allows you to add Facebook like box to your wordpress blog. </li>
<li><a href="https://wordpress.org/plugins/wp-tweet-plus/" rel="ugc">WP Tweet Plus</a> – WP Tweet Plus allows you to add tweet button on your wordpress blog. You can add tweet Button homepage, specific pages and posts.</li>
<li><a href="https://wordpress.org/plugins/jazz-popups/" rel="ugc">Jazz Popups</a> – Jazz Popups allow you to add special announcements, messages, tips, offers on your homepage or every page of your wordpress website. You can add text, image or video.</li>
</ul>
</blockquote>

WP Like Button

WP Like button allows you to add Facebook like button on your wordpress blog.

Easy Embed Page Widget vs WP Like Button