GTmetrix Performance Blog
News, updates and guides on GTmetrix and general web performance
Category: Optimization Explained
Get a better understanding of common web performance concepts.
Long Purple Bars on Waterfall Chart: Hosting or Developer?
Seeing long purple bars on your Waterfall Chart? Figure out who to contact; your hosting provider or developer.
Bad Performance and/or Structure Scores: Hosting or Developer?
Seeing poor Performance and/or Structure Scores on your GTmetrix Report? We’ll tell you if you need to consult your hosting provider or developer.
Slow Website Performance? You Might Be Using Too Much JavaScript
We’ll show you how too much JavaScript impacts your page’s performance and how to address this issue.
Sliders on the Homepage: Best Practices and Alternatives
Do you want to use a slider on your homepage? We explain when you can do so and suggest some alternatives for when you probably shouldn’t.
Slow TTFB: Hosting or Developer?
In the first of our Hosting or Developer? series, we dissect the causes of a slow TTFB for your site.