shawfactor

This plugins creates twitter meta tags automatically, it will create different types of tags based on the post format set for the post.

LH Twitter Meta Tags

Adds to twitter cards meta tags to head with logic based on post formats

Jesse Overright

Add Facebook and Twitter sharing for your blog posts and pages! Sharing your blog posts with Social Media Sharing automatically provides important details like featured images, title, and description to your blog so pages and posts look fantastic on Facebook or Twitter. Social Media Sharing adds Facebook Open Graph metadata and Twitter Card support to every page on your site, support for default descriptions or photos, and uses your featured images as thumbnails on social media.
Note: Twitter Card support requires approval from twitter. You can request approval at the <a href="https://dev.twitter.com/docs/cards/validation/validator" rel="nofollow ugc">twitter card validator</a>.

Social Media Sharing

Automatically add Facebook Open Graph and Twitter Card support to your WordPress website.

LH Twitter Meta Tags vs Social Media Sharing