Dev Blog

Welcome to the dev blog, where you can find articles on subject matters such as WordPress code, a11y, Gutenberg and all other things related to programming.

Developing Gutenblocks is not for the faint of heart

13 June 2019 | 1 Comment | Edwin Toonen

What’s it like building blocks for the new block editor for WordPress? Turns out it’s pretty hard. Our front-end developer Sjardo Janssen spent a considerable amount of time learning how to do this. The new editor is built on technologies unfamiliar for many front-ender, Sjardo found. He also found it incredibly hard obtaining what he …

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WordPress Gutenberg blocks



A better, faster approach to CSS in WordPress themes

10 January 2019 | 20 Comments | Jono Alderson

In our ongoing quest to make yoast.com lightning fast, we've reached a bottleneck when it comes to optimising our CSS. The ways in which WordPress themes manage, handle and output stylesheets just aren't good enough. Technology has changed, the web has evolved, and the tools we have are out of date. We think we can come …

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The a11y Monthly: Language and cultural background in an inclusive international community

29 June 2018 | Andrea Fercia

Two weeks ago, I've attended WordCamp Europe in Belgrade, together with many colleagues from the Yoast team. As usual, it's been a great event and also an excellent opportunity to think about what an inclusive event is. In this post, I'd not like to talk technical accessibility, but share some personal thoughts about what I think …

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Accessibility Tools


The a11y Monthly: Testing for accessibility makes you a better professional

30 March 2018 | Andrea Fercia

In my previous monthly post, I've shared a few tips and tools for accessibility testing for beginners. In this post, I'd like to tell you when I was a complete beginner myself, and how starting to test for accessibility helped me to be a better professional. Not surprisingly, my first impact with assistive technologies wasn't …

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Accessibility matters

The a11y Monthly: Accessibility testing for beginners

28 February 2018 | Andrea Fercia

In-depth accessibility testing requires knowledge and experience. But even if you're not a specialist, you can start testing for accessibility today. In a previous post, I've talked about five easy things you can do to improve accessibility. In this post, I'd like to share with you a few tools you can use to test the accessibility …

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Accessibility Tools