CeiKay

Beautifulck Widget CK adds a ‘Beautiful Me !’ option on your widgets. You can click on it and let the magic do the job.
You can select a theme for your widget title (banner, corner, glossy…), the font color and size and an icon for it. 
You can set the background color with gradient, border radius, border color, shadow and more on the widget. 
The options are made to let you control the way to show your widget with nice colors and the place of your title. 
The admin interface is ajax based and show you a direct preview of your styles selection and how will render your widget.

Beautifulck Widget CK

Beautifulck Widget CK enhance your widgets with a nice design with ease.

vlad.olaru

pixelgrade

George Olaru

Razvan Onofrei

Madalin Gorbanescu

With <a href="https://github.com/pixelgrade/customify" rel="nofollow ugc">Customify</a>, developers can easily create advanced theme-specific options inside the WordPress Customizer. Using those options, a user can make presentational changes without having to know or edit the theme code.
This plugin is primarily intended to be used together with <a href="https://wordpress.org/themes/author/pixelgrade/" rel="ugc">Pixelgrade themes</a>. So the best way to get acquainted with it’s capabilities is to study the way <a href="https://github.com/pixelgrade/rosa2-lite/tree/master/inc/integrations/customify" rel="nofollow ugc">one of Pixelgrade’s themes</a> integrates with it.
Made with care by Pixelgrade
<h3>Credits</h3>
<ul>
<li><a href="https://select2.github.io" rel="nofollow ugc">Select2</a> JavaScript library – License: MIT</li>
<li><a href="https://github.com/NV/CSSOM" rel="nofollow ugc">CSSOM.js</a> JavaScript library – License: MIT</li>
<li><a href="https://ace.c9.io/" rel="nofollow ugc">Ace Editor</a> JavaScript editor – License: BSD</li>
<li><a href="https://github.com/natedavisolds/jquery-react" rel="nofollow ugc">jQuery React</a> JavaScript jQuery plugin – License: MIT</li>
<li><a href="https://github.com/typekit/webfontloader" rel="nofollow ugc">Web Font Loader</a> JavaScript library – License: Apache 2.0</li>
<li><a href="http://fusejs.io" rel="nofollow ugc">Fuse.js</a> Lightweight fuzzy-search JavaScript library – License: Apache 2.0</li>
<li>Default <a href="https://unsplash.com/photos/OgM4RKdr2kY" rel="nofollow ugc">image</a> for Style Manager Color Palette control – License: <a href="https://unsplash.com/license" rel="nofollow ugc">Unsplash</a></li>
</ul>

Customify

Customify is a theme Customizer booster to easily customize Fonts, Colors, and other options for a certain WordPress theme.

Beautifulck Widget CK vs Customify