V3 Design 048 - Saved Split Workspace

Booting Playground

WordPress core, PHP 8.3, SQLite-backed database, and the selected blueprint are loading in the browser.

Done Download WordPress package

Done Mount browser storage

Now Apply active blueprint

Next: open /hello-from-playground/

Site Manager Tap a tab to swap the secondary pane.

Unsaved Playground

This is an Unsaved Playground. Your changes will be lost on page refresh unless you save it to local browser storage.

Runtime Settings

WordPress Version

Include older versions

PHP Version

Language

Allow network access Create a multisite network

Apply Settings & Reset Playground

Applying these settings reloads PHP and resets WordPress to its initial state. The current database, uploads, and unsaved edits will be wiped.

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 );
define( 'WP_ENVIRONMENT_TYPE', 'local' );

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": "runPHPWithOptions" }
  ]
}

Database management is an early access feature

WordPress Playground emulates MySQL using SQLite. The database browser is work in progress; report issues on the GitHub issue tracker.

SQLite-backed WordPress Database

Driver: MySQL emulation backed by SQLite. Path: /wordpress/wp-content/database/.ht.sqlite. Size: 452 KB.

Table	Rows	Last change
wp_posts	12	page import
wp_options	184	runtime boot
wp_users	1	admin login
wp_terms	5	starter content

[21-May-2026 10:18:21 UTC] PHP Warning: file_get_contents(/wordpress/wp-admin/css/view-transitions.min.css): Failed to open stream.

[21-May-2026 10:18:20 UTC] PHP Notice: Function wp_maybe_inline_styles was called incorrectly.

[21-May-2026 10:18:20 UTC] PHP Notice: Unable to read path key for wp-block-library stylesheet.

[21-May-2026 10:18:18 UTC] Playground boot completed for /hello-from-playground/.

Shelf

Saved Playgrounds

Start, resume, rename, delete, or inspect browser-local identities.

Vanilla WordPress

Boot a fresh Playground with the selected runtime.

WordPress PR

Test a WordPress core pull request by number or URL.

Core PR number or URL

Gutenberg PR or branch

Load Gutenberg from a PR number, branch, or repository URL.

Gutenberg PR, branch, or URL

From GitHub

Install a theme or plugin from a GitHub repository.

Repository URL

Load as

URL

Blueprint URL

Paste any blueprint JSON URL and boot it immediately.

Blueprint JSON URL

ZIP

Import .zip

Upload a previously exported Playground archive.

Exported Playground archive

Active identity: Unsaved Playground

Save changes before refresh or reset. Once saved, this row changes name and moves into Your Playgrounds.

W Unsaved PlaygroundNot saved to browser storage. Refresh discards it.

W Coffee Shop DemoSaved locally. Last opened May 21, 2026.

W Gutenberg PR 64218Saved locally. Runtime: WP latest, PHP 8.3.

W Theme TesterSaved locally. Refresh-safe OPFS identity.

Unsaved Playground is active Save to browser storage before refresh, reset, or importing a new route.

Booting Playground

Saved Playgrounds

Active identity: Unsaved Playground

Apply settings and reset Playground?

Rename saved Playground