For WordPress Developers
Gutenberg Custom Development Solutions
Practical architecture for commercial WordPress projects — through open-source plugins, custom blocks, FSE themes, and production Gutenberg patterns. Block Editor APIs, modern tooling, and SOLID-minded code you can study, reuse, or commission.
Who is this for?
Whether you’re a developer, business owner, or agency — we’ve got you covered
No-Code Customers
Business owners and content creators who want to get more from WordPress. Learn how to use plugins and tools – no code required.
WordPress Developers
Practical architecture, open-source plugin examples, Block Editor APIs, and Gutenberg patterns – from junior to senior.
Agencies & Companies
Proven patterns for client projects. Study the codebase, then hire the developer behind 4WP for custom blocks and plugin work.
Browse by Topic
WordPress development topics we build, document, and teach — from themes and plugins to Gutenberg blocks and dev tooling.
Theme Development
Tips and features for WordPress theme development — custom themes, child themes that extend premium themes, FSE builds, and practical theme architecture.
Plugin Development
Custom WordPress plugin development with solid architecture — unique plugins and patterns built to solve complex client requirements at production scale.
Gutenberg Block Development
Custom Gutenberg blocks, theme.json, block patterns, Interactivity API, block bindings, inner blocks, and modern Block Editor workflows.
Tools and Solutions
Productive WordPress dev environments — AI-assisted workflows, WP-CLI, IDE integrations, local site tooling, and automation that speeds up delivery.
4WP Bundle Ecosystem
Open-source WordPress plugins for Gutenberg sites — in-app notifications, SEO inventory & audit, and developer task workflows. Install from WordPress.org or GitHub.
4WP Bundle
Core hub for the 4WP plugin suite — install, activate, and update ecosystem plugins from one wp-admin dashboard. Built-in Gutenberg addons: Show More, Swipe Carousel, and Video Lightbox. REST API for plugin management.
4WP FAQ
Smart wrapper around WordPress core Accordion blocks. FAQPage JSON-LD, optional aggregated FAQ registry, and usage context.
4WP Advanced Code
Enhanced Code block with syntax highlighting and JSON-LD SEO. Terminal emulator for hands-on WP-CLI learning. In-browser IDE for viewing and exploring code.
4WP Account
User account management and profile tools for WordPress membership sites.
4WP Drive
Import Google Docs from Drive (and roadmap: GitHub MD/MDX) into WordPress.
4WP Notifications
WordPress notification plugin — Gutenberg bell block, in-app inbox, WooCommerce alerts, admin broadcasts, mark read/unread, REST send API.
4WP Smart Link
Make Cover, Group, and Column blocks fully clickable in Gutenberg and Query Loop — custom URL or link to the current post in each card.
4WP Style Switcher
Let visitors switch between light and dark styles on your WordPress site with a Gutenberg block.
Architectural Approach to WordPress Development
SOLID, DDD, design patterns, and WordPress-native architecture — hooks, blocks, and REST.
Production code from the 4WP ecosystem, not slide-deck theory.
SOLID
Five OOP principles with WordPress examples — one page per letter.
DDD
Domain, bounded context, ubiquitous language — scalable plugin systems.
Design Patterns
GoF patterns and how WordPress already uses them — hooks, facades, strategies.
MVC & Layers
MVC, layered, hexagonal — structuring whole applications and plugins.
Developer Blog
Gutenberg block development, plugin architecture, and WordPress best practices — tutorials
and deep dives from production 4WP code you can study, adapt, and ship.
SOLID in the WordPress Ecosystem: What 4wp.dev’s Plugins Actually Prove
WordPress makes it easy to write code that works and easy to write code that lasts, and those are not the same skill. Hooks,…
muplugins_loaded: The Hook That Actually Fires First in WordPress Slug: muplugins-loaded-the-real-first-hook
Quick interview trap: which WordPress hook fires first? Ask ten WordPress developers “which hook runs first?” and nine will say init. The sharper ones…
4WP Smart Link: How a Common Client Request Became a Scalable Open-Source WordPress Plugin
Let’s use a real case — a routine client request to make a Cover block’s photo clickable in FSE Gutenberg — to walk through…