DEV Community

Web Performance

All things speed and scalability on the web.

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
Debugging a Slow PrestaShop Store: Find the Bottleneck Before You Optimize

Debugging a Slow PrestaShop Store: Find the Bottleneck Before You Optimize

Comments
8 min read
JPEG Quality vs File Size: What the Slider Really Does

JPEG Quality vs File Size: What the Slider Really Does

Comments
4 min read
The anti-flicker tax: what hiding your page does to LCP

The anti-flicker tax: what hiding your page does to LCP

Comments
4 min read
Reproducing Lighthouse's image audits on one page, in Node

Reproducing Lighthouse's image audits on one page, in Node

Comments
5 min read
Which Shopify Apps Slow Down Your Store? I Measured 396 Product Pages

Which Shopify Apps Slow Down Your Store? I Measured 396 Product Pages

Comments
7 min read
Stop YouTube embeds slowing your Shopify homepage: a click-to-load video section

Stop YouTube embeds slowing your Shopify homepage: a click-to-load video section

Comments
4 min read
Audit Core Web Vitals for a whole sitemap in one run (and get alerted when pages fail)

Audit Core Web Vitals for a whole sitemap in one run (and get alerted when pages fail)

Comments
4 min read
Do Core Web Vitals Affect Rankings? What the Evidence Shows

Do Core Web Vitals Affect Rankings? What the Evidence Shows

Comments
9 min read
Should you proxy through Server Actions or call APIs directly?

Should you proxy through Server Actions or call APIs directly?

Comments 1
9 min read
PageSpeed 100 on Mobile With Next.js: What Actually Worked (and What Didn't)

PageSpeed 100 on Mobile With Next.js: What Actually Worked (and What Didn't)

Comments
10 min read
Website Management: A Practical Checklist for Performance, Security, and Maintenance

Website Management: A Practical Checklist for Performance, Security, and Maintenance

1
Comments
2 min read
5 Core Web Vitals Tools: One-Off Checks or Ongoing Monitoring?

5 Core Web Vitals Tools: One-Off Checks or Ongoing Monitoring?

Comments
6 min read
Two of Our Three Preloaded Chunks Rotated: What Changed in the Asset Filenames on 11 November

Two of Our Three Preloaded Chunks Rotated: What Changed in the Asset Filenames on 11 November

Comments
4 min read
What Happens in the Two Seconds Before a Live Stream Starts

What Happens in the Two Seconds Before a Live Stream Starts

Comments
5 min read
A Practical Speed Checklist for Shopify Product Pages

A Practical Speed Checklist for Shopify Product Pages

Comments
2 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.