Jul 3, 2026 · 44 min · 12 segments
In WP Legends Episode 126, Yuri Gerasymov, Founder of Diffy, shares why visual regression testing is becoming essential for modern WordPress workflows. From layout shifts and styling issues to broken…
Yuri GerasymovGuest
Gautam KhoranaHost
But it's interesting saying with WordPress, actually, the need of this tool in WordPress sometimes is even bigger because of the business models are way more applicable.

Yes, sometimes they had more complicated setup, like you had CIs, you have different staging environments, all that part.

But when you manage hundreds of websites, you even don't think about manually going and checking those sites because you don't have budgets for that.

And then the requirements actually evolved because you didn't have much of different environments in CI in a lot of cases.

So this is where people started doing things like, let's do daily monitoring.

um have hundreds of projects and then launch updates and checking updates only on subgroups of that so different tactics in that regard and what i really liked in wordpress ecosystem that that idea of products is way more natural,
let's put

it this way, because you have a lot of companies who run plugins, hostings, maintenance plans, and people are very happy to talk to you about new ideas, new projects.

So this is why I'm really happy to be here and talk to you and talk about how it can help in WordPress.

But it's interesting saying with WordPress, actually, the need of this tool in WordPress sometimes is even bigger because of the business models are way more applicable.

Yes, sometimes they had more complicated setup, like you had CIs, you have different staging environments, all that part.

But when you manage hundreds of websites, you even don't think about manually going and checking those sites because you don't have budgets for that.

And then the requirements actually evolved because you didn't have much of different environments in CI in a lot of cases.

So this is where people started doing things like, let's do daily monitoring.

um have hundreds of projects and then launch updates and checking updates only on subgroups of that so different tactics in that regard and what i really liked in wordpress ecosystem that that idea of products is way more natural,
let's put

it this way, because you have a lot of companies who run plugins, hostings, maintenance plans, and people are very happy to talk to you about new ideas, new projects.

So this is why I'm really happy to be here and talk to you and talk about how it can help in WordPress.
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