Michael Tumlad

Counts the title, content, and excerpt characters while you edit your post or page via the admin screen. Even counts the title characters while in Quick Edit!
Decon(structed) Character Counter is a real-time character counter
<ul>
<li>for title (post or page)</li>
<li>for content (post or page)</li>
<li>for excerpt (post or page)</li>
<li>for biographical info (user)</li>
<li>for Quick Edit title (post or page)</li>
</ul>
Works out of the box and seamlessly integrates with your WordPress admin dashboard so you can focus on writing.
Also comes with a real-time SEO-friendly reminder, just in case.

Decon Character Counter

Counts the title, content, and excerpt characters while you edit your post or page (even in Quick Edit).

Sparanoid

Corner Bracket Lover converts all curly quotation marks (“” and ‘’) in your posts to traditional corner brackets (「」 and 『』). A must-have plugin if you’re a Chinese writer or just a corner brackets lover. This plugin also works fine with multisite enabled WordPress (aka. WordPress Mu).
More information please visit my <a href="https://sparanoid.com/work/corner-bracket-lover/" rel="nofollow ugc">site</a>.

Corner Bracket Lover

Corner Bracket Lover converts all curly quotation marks (“” and ‘’) in your posts to traditional corner brackets (「」 and 『』).

Decon Character Counter vs Corner Bracket Lover