Level Up

A collection of resources for WordPress Developers, written and curated by experts

WP Offload S3 1.5 Released: Copy Between Buckets & More

Today is once again release day for WP Offload S3 ‎🎉 and with it comes some new features and improvements. We’ve merged compatibility addons into the core plugin, added support… Read more

Ashley

Jul 11, 2017

Refactoring JavaScript: How to Avoid Technical Debt While Working with Legacy Code

Do you have a legacy JavaScript codebase you’re avoiding refactoring? So does WordPress. If you’ve been paying attention to WordPress core lately, you may have noticed that there has been… Read more

Peter Tasker

May 23, 2017

Using the New PDF Preview Images in WordPress 4.7 in the Real World

When WordPress 4.7 was released at the end of 2016 most of the response was around the new REST API endpoints for posts, comments, terms, users, meta, and settings. However,… Read more

Iain Poulson

May 16, 2017

Dependency Management and WordPress: A Proposal

‘Dependency hell’ is a problem faced by all software, and it has been rearing its ugly head in the WordPress space over the last few years with more and more… Read more

Iain Poulson

Mar 22, 2017

WP Offload S3 1.4 Released

Today is release day for WP Offload S3 and with it comes some new features and some changes. It’s been just over two months since we released version 1.3, but… Read more

Ashley

Mar 14, 2017

Introducing WP Image Processing Queue – On‑the‑Fly Image Processing Done Right

I’ve been bugging core contributors and plugin authors about background processing for a year and half now. To the point where Krogsgard even made fun of me for it at… Read more

Brad

Mar 7, 2017

Hooks, Line, and Sinker: WordPress’ New WP_Hook Class

The hooks system is a central pillar of WordPress and with the 4.7 release a major overhaul of how it works was merged. The Trac ticket that initially raised an… Read more

Peter Tasker

Jan 24, 2017

Deploying WordPress Plugins with Travis CI

Ever since I built my first WordPress plugin, the process of deploying the code to the WordPress.org Subversion repository has been a painful one. With Git as the widespread VCS… Read more

Iain Poulson

Dec 6, 2016

On The Fly Image Processing Causes More Problems Than It Fixes

Update 2017-03-07: We’re now offering a better solution to on-the-fly image processing. Images are the bread and butter of the web. Without images and other media the web would be… Read more

Ian McFarlan

Nov 29, 2016

Finding Bottlenecks in WordPress Code

A few months back Iain wrote about how our team pushes each other to be better developers, which included insights into how we improve code quality using tools such as… Read more

Ashley

Nov 15, 2016

WP Migrate DB Pro 1.7 & CLI Addon 1.3 Released

Just 5 months after our last major release, I’m happy to announce the release of WP Migrate DB Pro 1.7 and CLI addon 1.3. In the past, we’ve struggled with… Read more

Brad

Nov 1, 2016

WP Offload S3 1.2 Released

After nearly 6 months of development I’m pleased to announce the release of WP Offload S3 1.2. For now you’ll need to download it from My Account. Updates through the… Read more

Ashley

Oct 4, 2016

Creating a Custom addon for Local by Flywheel

Update: This post was originally written about Pressmatic before the app was purchased by Flywheel and had its name changed to “Local”. I have updated the post’s text and most… Read more

Jeff

Sep 27, 2016

Building Reactive WordPress Plugins – Part 3 – Elm

This is article 3 of 3 in the series “Building Reactive WordPress Plugins” In this final part of the Building Reactive WordPress Plugins series I’ll be exploring using Elm to… Read more

Ian

Sep 20, 2016

Assets Addon 1.2 for WP Offload S3 Released

Another awesome iteration of the Assets addon has arrived. In version 1.2, we’ve redesigned part of the UI to fix some of the things that have been irritating us. For… Read more

Brad

Jul 27, 2016

Hey WordPress Developers, Your Clients Should Own Their Plugin Licenses

Before we get into this I want to say that WP Migrate DB Pro doesn’t really apply here. It’s a developer tool so the developer should own the license, not… Read more

Brad

Jun 14, 2016

Building Reactive WordPress Plugins – Part 2 – Vue.js

This is article 2 of 3 in the series “Building Reactive WordPress Plugins” In the first part of this series I showed you how to build WP Cron Pixie, a… Read more

Ian

Jun 7, 2016

How My JavaScript Almost Crashed Your Browser and How I Fixed It

About a week before we launched WP Migrate DB Pro 1.6, I had my heart broken by Ashley Rich in our slack channel. It went something like this: /——dramatization——/ @bradt:… Read more

Jeff

May 17, 2016

WP Migrate DB Pro 1.6 Released

WP Migrate DB Pro had its third birthday just over a week ago. Yep, 3 years since the first release! Since it’s launch, WP Migrate DB Pro’s UI has been… Read more

Brad

Apr 25, 2016

Building Reactive WordPress Plugins – Part 1 – Backbone.js

This is article 1 of 3 in the series “Building Reactive WordPress Plugins” This is the beginning of a short series of articles showing how to create a simple WordPress… Read more

Ian

Apr 12, 2016

Automating Local WordPress Site Setup with Scripts

This is article 1 of 3 in the series “Automating Local WordPress Site Setup with Scripts” WordPress was recently ranked as the second most dreaded technology by over 50,000 developers… Read more

Matt Shaw

Mar 29, 2016

WP Offload S3 1.1 Released

Today is release day for WP Offload S3 and with it comes some new features and some changes. The free edition of the plugin has been renamed to “WP Offload… Read more

Iain Poulson

Mar 8, 2016

Assets Addon 1.1 for WP Offload S3 Released

We’ve added minification and gzip options to the Assets addon, allowing you to boost your PageSpeed score from a C to an A.

Ashley

Feb 4, 2016

WordPress Plugin Review: WP Pusher

WordPress Plugin Review: WP Pusher

While the WordPress core project still uses SVN for version control, it’s pretty safe to say that the vast majority of serious WordPress developers use Git on their own projects.… Read more

Jeff

Jan 26, 2016