• Extract download zip on your-plugin/wponion folder under your theme directory

• Add framework include code on your theme your-plugin/functions.php file

• Yay! Right now you are ready to configure framework, metaboxes, taxonomies, wp customize, shortcode

• Take a look for config files from your-plugin/wponion/config folder

• Read for about configuration

Folder Structure

├── wp-content
|   ├── plugins
|   |   ├── your-plugin
|   |   |   ├── your-plugin.php
|   |   |   ├── functions.php

Add the below code in plugin's main file your-plugin.php

/**
 * wponion
 * A Lightweight and easy-to-use WordPress Options Framework
 */
require_once plugin_dir_path(__FILE__) .'/wponion/wponion.php';