Jonas Grønås Drange

The plugin adds one js-file which searches through your blog and adds extra HTML markup to <code>.key-shortcut</code> elements.
A stylesheet is added that applies styling to the extra HTML markup.
This results in <code>.key-shortcut</code> elements looking somewhat like keyboard buttons.

Key Shortcut Formatter

Key Shortcut Formatter enhances the presentation of keyboard shortcuts with simple CSS and JavaScript

sigalitam

Just highlight is a WordPress plugin for highlighting text in your posts or pages, and easily create beautiful posts that highlight what really matters to your readers.
How to use? 
* Select the sentence you want to highlight with the cursor. 
* Click the Just Highlight button at the top of the post editor. 
* Save the post. 
* View the post and be amazed from the animation of the highlight as you scroll down the post.
You can also: 
* Choose the text highlight background color. 
* Choose the highlight speed animation (Slow, Normal, Fast, Very Fast). 
* Choose YES / NO to activate or disable the highlight animation.

Just Highlight

Just highlight - Select the text you would like to highlight, click the highlight button and save the post.

Key Shortcut Formatter vs Just Highlight