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Quiet rail to loud deck

Start or resume a Playground

A single paper deck owns saved sites, launch routes, blueprints, tools, settings, files, database, and logs.

Vanilla WordPress

Start a clean WordPress instance with the selected runtime.

WordPress PR

Test a WordPress core pull request in the browser.

Gutenberg PR or branch

Launch with a Gutenberg pull request or branch name.

From GitHub

Mount a theme or plugin from a GitHub repository.

Blueprint URL

Paste a blueprint JSON URL and boot exactly that recipe.

Import .zip

Restore a previously exported Playground archive.

Unsaved Playground

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W Theme QA - Twenty Twenty-Five

Saved 18 minutes ago - PHP 8.3 - WP latest
W Woo product feed test

Saved yesterday - WooCommerce blueprint
W Gutenberg data views PR

Saved May 19 - Gutenberg PR 71422
This is an Unsaved Playground.

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Reset will replace the current WordPress site.

Type reset playground to confirm this destructive action.

/wordpress
wp-admin/
wp-content/
themes/twentytwentyfive/
plugins/hello.php
wp-includes/
index.php
wp-config.php
readme.html
/wordpress/wp-config.phpPHP
<?php
define( 'DB_NAME', 'database_name_here' );
define( 'DB_USER', 'username_here' );
define( 'DB_PASSWORD', 'password_here' );
define( 'DB_HOST', 'localhost' );
define( 'WP_DEBUG', true );

if ( ! defined( 'ABSPATH' ) ) {
    define( 'ABSPATH', __DIR__ . '/' );
}
require_once ABSPATH . 'wp-settings.php';
blueprint.json
landing.html
mu-plugins/demo.php
/blueprint.jsonJSON
{
  "$schema": "https://playground.wordpress.net/blueprint-schema.json",
  "meta": {
    "title": "Playground Welcome Landing Page",
    "author": "WordPress Playground"
  },
  "login": true,
  "landingPage": "/hello-from-playground/",
  "preferredVersions": {
    "php": "8.3",
    "wp": "latest"
  },
  "steps": [
    { "step": "runPHP", "code": "<?php update_option('blogname', 'My WordPress Website');" }
  ]
}
Database management is an early access feature

WordPress Playground emulates MySQL using SQLite. Database tools are a work in progress.

TableRowsSizeLast change
wp_options238184 KB10:18 UTC
wp_posts1692 KB10:16 UTC
wp_postmeta64116 KB10:16 UTC
wp_users124 KB10:12 UTC
[21-May-2026 10:18:21 UTC] PHP Warning: file_get_contents(/wordpress/wp-admin/css/view-transitions.min.css): Failed to open stream: No such file or directory in /wordpress/wp-includes/view-transitions.php on line 2 [21-May-2026 10:18:20 UTC] PHP Notice: Function wp_maybe_inline_styles was called incorrectly. Unable to read the "path" key with value "/wordpress/wp-includes/css/dist/block-library/common.min.css" for stylesheet "wp-block-library". [21-May-2026 10:18:20 UTC] PHP Notice: Function wp_maybe_inline_styles was called incorrectly. Unable to read the "path" key with value "/wordpress/wp-content/themes/twentytwentyfive/style.min.css" for stylesheet "twentytwentyfive-style".
Runtime settings

This is the canonical settings surface. Applying these values resets WordPress to its initial state.

WordPress site focus Site 76 / deck 24
W /hello-from-playground/ Howdy, admin

Booting Playground

Applying blueprint, mounting files, refreshing iframe