garethgillman

ShareOn is a lightweight share buttons originally created by <a href="https://github.com/NickKaramoff" rel="nofollow ugc">Nick Karamoff</a>.
To use ShareOn, add the ShareOn widget to the your sidebar and select your desired sharing networks. The script will automatically share the current page url.
<h3>Coming soon</h3>
<ul>
<li>
Ability to order buttons
</li>
<li>
Add custom urls to share
</li>
<li>
Add custom titles to icons.
</li>
</ul>

Shareon WP

ShareOn is a lightweight share buttons originally created by Nick Karamoff.

marubon

SNS Count Cache is a plugin which helps you to shorten page loading time displaying share and follower counts through the use of cache mechanism.
Notice: 
In the upgrade from Ver. 0.11.1 or below, Reregistration of information such as client ID, client secret, and access token is needed in the setting page.
The plugin gets share counts for the following SNS and caches these counts in the background.
<ul>
<li>Twitter</li>
<li>Facebook</li>
<li>Pocket</li>
<li>Pinterest</li>
<li>Linkedin</li>
<li>Hatena Bookmark</li>
</ul>
Note: You can select alternative Twitter API for share count retrieval from the following alternatives.
<ul>
<li>widgetoon.js & count.jsoon</li>
<li>OpenShareCount</li>
<li>TwitCount</li>
</ul>
The plugin also caches follower counts for the following SNS in the same way.
<ul>
<li>Twitter</li>
<li>Facebook</li>
<li>Feedly</li>
<li>Instagram</li>
<li>OneSignal</li>
<li>Push7</li>
</ul>
The share and follower counts can be retrieved quickly not through network but through the cache using given functions.
The following shows functions to get share count from the cache:
<ul>
<li>scc_get_share_twitter()</li>
<li>scc_get_share_facebook()</li>
<li>scc_get_share_pocket()</li>
<li>scc_get_share_pinterest()</li>
<li>scc_get_share_linkedin()</li>
<li>scc_get_share_hatebu()</li>
<li>scc_get_share_total()</li>
</ul>
The following shows functions to get follower count from the cache:
<ul>
<li>scc_get_follow_feedly()</li>
<li>scc_get_follow_twitter()</li>
<li>scc_get_follow_facebook()</li>
<li>scc_get_follow_instagram()</li>
<li>scc_get_follow_onesignal()</li>
<li>scc_get_follow_push7()</li>
</ul>
The following describes meta keys to get share count from custom field.
<ul>
<li>scc_share_count_twitter</li>
<li>scc_share_count_facebook</li>
<li>scc_share_count_pocket</li>
<li>scc_share_count_pinterest</li>
<li>scc_share_count_linkedin</li>
<li>scc_share_count_hatebu</li>
<li>scc_share_count_total</li>
</ul>
The following describes meta keys to get delta of share count from custom field.
<ul>
<li>scc_share_delta_twitter</li>
<li>scc_share_delta_facebook</li>
<li>scc_share_delta_pocket</li>
<li>scc_share_delta_pinterest</li>
<li>scc_share_delta_linkedin</li>
<li>scc_share_delta_hatebu</li>
<li>scc_share_delta_total</li>
</ul>
<h3>Arbitrary section</h3>

SNS Count Cache

This plugin gets and caches SNS counts in the background, and help you to shorten page loading time through the use of cache mechanism.

Shareon WP vs SNS Count Cache