Joost de Valk

Improving the web, one open-source project, open standard or better SEO’d website at a time.

A headshot of Joost de Valk

CMS Market Share

Read my bi-annual CMS market share analysis, to see which CMSs are growing and which CMSs aren’t doing all that all well.

About Joost

Want to read more about me and the projects I work on? Grab a cup of coffee, find a comfortable place to sit and click the link below.

WP Plugins

WordPress logo

I maintain several useful WordPress plugins to make your site better and easier to manage.

Investments

My wife Marieke and I have made several investments into companies inside & outside the WordPress space. You can read all about that on the website of our investment company Emilia Capital.

Speaking Engagements

I love the opportunity to speak at conferences all over the world.

Your Event Here!

Looking for a speaker? I’d love to hear about your event!

February 20-22, 2025
Manila, Philippines

WordCamp Asia

Topic coming soon.

March 18-19, 2025
Munich, DE

SMX München

Speaking about SEO domain migrations at Europe’s largest search conference.

Recent Blog Posts

Breaking the Status Quo

WordPress

WordPress, and what should be on its roadmap

Market Share Analysis, WordPress

Can I safely use AVIF or WebP share images?

Development

CMS market share June 2024 commentary

Market Share Analysis

Videos

Want to see me speak? Have a look at some of the videos below:

Sustainable open source is the future

This WordCamp Europe 2024 keynote I presented together with the amazing Juliette Reinders Folmer, talking about how we could make open source more sustainable.

Still of the presentation: To have less crawling we need to create less URLs.

Improve the environment. Start with your website!

Your website runs on a server. That server uses electricity. Making your website more efficient and avoiding unnecessary visits to your website by bots, leads to less power consumption (and maybe even …

WordPress SEO in 2019

WordPress SEO in 2019

In this talk, which I gave at WordCamp Athens in 2019, I discussed the state of WordPress SEO: