Hilder Santos

Tired of link every Twitter profile cited in your posts and pages? Birdfy allows you to automagically transforms your @users and #hashtags markups in your posts/pages into links to Twitter profiles/hashtags search.
All you have to do is install this plugin, and you’re good to go.
Features
<ul>
<li>Automatically discovers @ and # content into your posts and pages (excluding e-mails, dots after usernames and so on);</li>
<li>You can disable users and/or hashtags discovery both globally or in individual posts/pages;</li>
<li>Optionally, you can choose to open the links in a new window/tab.</li>
</ul>
Usage
Simply install the plugin and start to cite Twitter profiles by using @ before the twitter username you want to link, and the plugin will transform it into a link to the profile. Same with hashtags, by simply use # before any word – like in Twitter.
If you want to fine tune the plugin, you still can go to the Options page, named “Birdy Settings” (inside the Settings menu) and enable/disable the options you want. Remember that this options will act globally.
You may want to disable @users/#hashtags links in individual posts/pages also. In this case, just disable what you want in the box created inside your post/page administration page.
<h3>Contact</h3>
Want to contact me? Just drop me your suggestion, bug, congratulations and so on at hilder[at]hildersantos.com, or contact me on my <a href="http://hildersantos.com/contato" title="Link to my contact page" rel="nofollow ugc">contact page</a>.

Birdfy – Twitter markups for WordPress

Birdfy is a plugin that allows you to use @users and #hashtags markups on your posts and pages, and to link them to Twitter.

Alex Alevy

This plugin installs all of Pivto’s social capabilities to your blog to transform it into an s-blog! With easy steps transform your blog into a social network (SNS) centered around your posts and user-generated content.
Among others, out of the box features include: 1. Social feed. 2. Social logins. 3. User profiles. 4. Comments. 5. Ratings. 6. Social network sharing buttons (e.g. like, tweet, etc). 7. Adding items to users’ collections (wish lists). 8. Connecting your company’s blog to your related social networking accounts (Twitter, Foursquare, etc). Show all your social activity integrated in your site.
For more information visit <a href="www.pivto.com" rel="nofollow ugc">www.pivto.com</a>.

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Birdfy – Twitter markups for WordPress vs Pivto for WordPress