Whether you’re building your first plugin or scaling high-performance client sites, the right tools and documentation make all the difference. Below you’ll find my personally curated list of resources, tutorials, and snippets every WordPress developer should keep bookmarked.
1. Official WordPress Developer Resources
- Theme Developer Handbook — Learn everything about theme structure, templates, and the block editor.
- Plugin Developer Handbook — The complete guide to WordPress plugin creation and APIs.
- Core Contributor Handbook — For developers looking to contribute directly to WordPress Core.
- Learn WordPress — Official tutorials and workshops from the WordPress training team.
2. Must-Have Tools & Utilities
- LocalWP: The easiest way to spin up and manage local WordPress environments.
- WP-CLI: A command-line tool for managing WordPress installations faster than any dashboard.
- Query Monitor: Debug database queries, hooks, and performance issues in real time.
- Debug Bar: Adds a debugging console to the admin toolbar.
- W3 Total Cache: My go-to performance plugin for optimizing speed, caching, and Core Web Vitals.
3. Helpful Code Snippets
Add Custom Dashboard Widget
function yogi_add_dashboard_widget() {
wp_add_dashboard_widget(
'yogi_custom_dashboard',
'Welcome to Your WordPress Site',
'yogi_dashboard_content'
);
}
add_action('wp_dashboard_setup', 'yogi_add_dashboard_widget');
function yogi_dashboard_content() {
echo '<p>Need help? Visit <a href="https://sitesbyyogi.com">WPNfinite.com</a> for guides and tools.</p>';
}Disable Gutenberg on Specific Post Types
function yogi_disable_gutenberg($is_enabled, $post_type) {
if ($post_type === 'page') return false;
return $is_enabled;
}
add_filter('use_block_editor_for_post_type', 'yogi_disable_gutenberg', 10, 2);Display Last Updated Date in Posts
function yogi_last_updated() {
$u_time = get_the_time('U');
$u_modified_time = get_the_modified_time('U');
if ($u_modified_time >= $u_time + 86400) {
echo '<p class="updated-date">Last updated on ' . get_the_modified_time('F jS, Y') . '</p>';
}
}
add_action('the_content', 'yogi_last_updated');Custom Login Logo
function yogi_custom_login_logo() { ?>
<style type="text/css">
#login h1 a {
background-image: url('https://yogisvps.com/wp-content/uploads/logo.png');
width: 200px;
height: 100px;
background-size: contain;
}
</style>
<?php }
add_action('login_enqueue_scripts', 'yogi_custom_login_logo');4. Learn, Test, and Stay Updated
- WP Sandbox — Instantly spin up disposable WordPress test sites.
- 10up Engineering Best Practices — Professional workflow guidelines.
- GenerateWP — Quickly generate code for custom post types, taxonomies, shortcodes, and more.
- Block Editor Handbook — Learn how to create custom Gutenberg blocks.
- WPNfinite Free WordPress Audit Plugin — Instantly test your site’s performance, SEO, and Core Web Vitals.
Pro Tip from Yogi
Don’t just copy and paste code — understand what it does and why. Experiment in a local environment, break things safely, and read the official documentation. Mastering WordPress means learning how to think in hooks, filters, and actions.
