Eduardo Reveles

Convert the following formats:
<ul>
<li>@username -> http://twitter.com/username</li>
<li>@username/listname -> http://twitter.com/username/listname</li>
<li>#hashtag -> http://search.twitter.com/search?q=%23hashtag</li>
</ul>
It comes with some options to configure, like use nofollow attribute, open on a new page and choose where you want the links to be replaced.

Twitter Highlight

Convert twitter usernames, hashtags and lists in pages, posts or comments to a twitter link.

lisa_westlund

Use Instagram to display your portfolio with this responsive plugin. Choose whether to display all images from your account, or only the ones you tag with a custom hashtag. Choose whether or not to display image description/caption and publish date. Display the portfolio on a page just by using a shortcode to activate it. The authentication to your Instagram account is made on the server, which is a secure way of getting your secret access token.

Portfolio Plugin

Use Instagram to display your portfolio. Choose whether to display all images from your account, or only the ones you tag with a custom hashtag.

Twitter Highlight vs Portfolio Plugin