When coding WordPress plugins you often need to reference various files and folders throughout the WordPress installation and within your plugin or theme. WordPress provides several functions for easily determining where a given file or directory lives. Always use these functions in your plugins instead of hard-coding references to the wp-content directory or using the WordPress internal , The WP_PLUGIN_DIR constant is a WordPress constant that defines the path to the /wp-content/plugins/ folder. This constant is used by WordPress to locate plugin files and is defined in the wp-config.php file., The WordPress content management system software, or WordPress core, provides the primary functionality for publishing content and managing users. Each WordPress plugin is an additional piece of software that can be easily installed to extend the functionality of WordPress core., The plugin folder in WordPress is located in the /wp-content/plugins/ folder. The official WordPress plugins directory contains free WordPress plugins. Currently, it has 60,000 free plugins that cover a wide range of features. Before plugin submissions are accepted into the directory, they are subjected to a thorough review by a team of experts. Furthermore, it provides a user rating for each , Avoid committing plugins and themes into source control. Avoid having to use git submodules. Manage WordPress® and non-WordPress® project libraries with the same tools. Could eventually be used to manage dependencies between plugins. How does the repository work? Scans the WordPress® Subversion repository every hour for plugins and themes. Search and click ↺ to make any newer versions , But you won’t be able to install plugins on your WordPress.com blog, if that’s what you’re asking. We have the choices on the Widget page, and that’s it..