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Web Performance

All things speed and scalability on the web.

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S2E5 Learn JMeter Series - Regular Expression Extractor

S2E5 Learn JMeter Series - Regular Expression Extractor

Reactions 5 Comments
1 min read
S2E4 Learn JMeter Series - HTML Link Parser and HTTP URL Re-writing Modifier

S2E4 Learn JMeter Series - HTML Link Parser and HTTP URL Re-writing Modifier

Reactions 4 Comments 2
1 min read
Understanding CSS rendering issues

Understanding CSS rendering issues

Reactions 33 Comments 1
3 min read
S2E2 Learn JMeter Series - Random Variable

S2E2 Learn JMeter Series - Random Variable

Reactions 4 Comments
1 min read
FLUURT: Re-inventing Marko

FLUURT: Re-inventing Marko

Reactions 48 Comments 7
4 min read
How we (almost!) maxed out the Lighthouse score of our landing page - in one day

How we (almost!) maxed out the Lighthouse score of our landing page - in one day

Reactions 60 Comments 2
6 min read
S1E8 Learn JMeter Series - HTTP Cache Manager

S1E8 Learn JMeter Series - HTTP Cache Manager

Reactions 7 Comments
1 min read
What's new in Mozilla Firefox 83.0? ✨

What's new in Mozilla Firefox 83.0? ✨

Reactions 5 Comments
2 min read
Using WebP in Your Existing Webpage

Using WebP in Your Existing Webpage

Reactions 6 Comments
4 min read
Code-splitting is hard

Code-splitting is hard

Reactions 8 Comments
4 min read
❎❓Quiz: Web Performance #4

❎❓Quiz: Web Performance #4

Reactions 2 Comments
1 min read
S1E7 Learn JMeter Series - HTTP Header Manager

S1E7 Learn JMeter Series - HTTP Header Manager

Reactions 6 Comments
1 min read
S1E6 Learn JMeter Series - HTTP Request Defaults

S1E6 Learn JMeter Series - HTTP Request Defaults

Reactions 6 Comments
1 min read
S1E5 Learn JMeter Series - Deep dive into HTTP Request

S1E5 Learn JMeter Series - Deep dive into HTTP Request

Reactions 5 Comments
1 min read
Meet Harold — CLI tool for comparing bundles in size (and feeling the pain)

Meet Harold — CLI tool for comparing bundles in size (and feeling the pain)

Reactions 35 Comments 2
3 min read
The Ungreen Web: Why Our Web Apps Are Terribly Inefficient?

The Ungreen Web: Why Our Web Apps Are Terribly Inefficient?

Reactions 2 Comments
1 min read
Web Performance Profiling: Instacart.com

Web Performance Profiling: Instacart.com

Reactions 4 Comments 1
4 min read
Should You Always Care about Your Website Size?

Should You Always Care about Your Website Size?

Reactions 5 Comments
4 min read
❎❓Quiz: Web Performance #1

❎❓Quiz: Web Performance #1

Reactions 5 Comments 2
1 min read
Web performance RAIL model

Web performance RAIL model

Reactions 3 Comments 1
4 min read
API Testing in DevWeb using Swagger

API Testing in DevWeb using Swagger

Reactions 6 Comments
7 min read
Optimizing Images with Next.JS & Vercel

Optimizing Images with Next.JS & Vercel

Reactions 16 Comments 4
5 min read
Introducing the Web Performance Quiz 🏆🏅🎖️

Introducing the Web Performance Quiz 🏆🏅🎖️

Reactions 7 Comments 2
2 min read
Split your Webpacker bundles to speed up the web

Split your Webpacker bundles to speed up the web

Reactions 35 Comments 2
12 min read
I've just enhanced performance from 21sec to 0.4sec with this one single change

I've just enhanced performance from 21sec to 0.4sec with this one single change

Reactions 28 Comments 2
2 min read
🔥 Performance Testing Certifications

🔥 Performance Testing Certifications

Reactions 12 Comments
4 min read
Beating JSON performance using Protocol Buffers

Beating JSON performance using Protocol Buffers

Reactions 19 Comments 4
5 min read
A TeuxDeux clone in plain HTML, CSS and JS

A TeuxDeux clone in plain HTML, CSS and JS

Reactions 3 Comments 1
1 min read
Answering Common Questions about SolidJS

Answering Common Questions about SolidJS

Reactions 34 Comments 1
5 min read
Faster Wordpress in 8 Steps

Faster Wordpress in 8 Steps

Reactions 21 Comments 5
2 min read
JEval - Evaluate your JMeter Test Plan

JEval - Evaluate your JMeter Test Plan

Reactions 4 Comments
4 min read
Automated lighthouse score to your PR (with Vercel and Github Actions)

Automated lighthouse score to your PR (with Vercel and Github Actions)

Reactions 153 Comments 11
2 min read
Add search to your Jamstack app in a few clicks

Add search to your Jamstack app in a few clicks

Reactions 5 Comments
1 min read
Native lazy-loading offscreen iframes

Native lazy-loading offscreen iframes

Reactions 4 Comments
3 min read
How to Improve Website Performance?

How to Improve Website Performance?

Reactions 12 Comments
11 min read
Optimize Ghost Blog Performance Including Rewriting Image Domains to a CDN

Optimize Ghost Blog Performance Including Rewriting Image Domains to a CDN

Reactions 3 Comments
4 min read
How can performance improve conversion?

How can performance improve conversion?

Reactions 4 Comments
4 min read
Curated list of Performance Testing Tools

Curated list of Performance Testing Tools

Reactions 7 Comments
1 min read
Optimizt — CLI image optimization tool for frontend devs

Optimizt — CLI image optimization tool for frontend devs

Reactions 41 Comments
5 min read
Must ask Performance Engineering Questions

Must ask Performance Engineering Questions

Reactions 6 Comments
4 min read
JAMstack is fast only if you make it so

JAMstack is fast only if you make it so

Reactions 6 Comments
5 min read
Join Us Live Tomorrow for All about Edge DevTools!

Join Us Live Tomorrow for All about Edge DevTools!

Reactions 18 Comments
1 min read
How I got perfect Google Lighthouse score with Gatsby

How I got perfect Google Lighthouse score with Gatsby

Reactions 210 Comments 18
4 min read
Rebuilding our front-end tech stack for the new teleloisirs.fr

Rebuilding our front-end tech stack for the new teleloisirs.fr

Reactions 11 Comments
12 min read
Reduce Google Fonts file size by more than 80%

Reduce Google Fonts file size by more than 80%

Reactions 11 Comments
2 min read
Growth of the Web in 2020

Growth of the Web in 2020

Reactions 12 Comments 2
11 min read
Loading CSS - Web Performance Cheatsheet

Loading CSS - Web Performance Cheatsheet

Reactions 11 Comments
5 min read
Cumulative Layout Shift, The Layout Instability Metric

Cumulative Layout Shift, The Layout Instability Metric

Reactions 11 Comments
19 min read
How we built a better search experience

How we built a better search experience

Reactions 7 Comments
23 min read
Run Google's Lighthouse under authenticated websites

Run Google's Lighthouse under authenticated websites

Reactions 49 Comments 4
2 min read
Manage third-party web performance

Manage third-party web performance

Reactions 23 Comments 4
6 min read
3 Things You Might Not Know About the Chrome Network Tab

3 Things You Might Not Know About the Chrome Network Tab

Reactions 8 Comments
3 min read
Milliseconds make millions

Milliseconds make millions

Reactions 8 Comments
4 min read
Image Optimization for The Web

Image Optimization for The Web

Reactions 31 Comments 2
4 min read
AVIF image format TLDR

AVIF image format TLDR

Reactions 7 Comments 2
2 min read
Assassin ⚡️ - An open source, free database for killing slow webpages

Assassin ⚡️ - An open source, free database for killing slow webpages

Reactions 89 Comments 4
4 min read
Modules in JavaScript

Modules in JavaScript

Reactions 7 Comments
3 min read
Monitor website performance with Speedlify + GitHub Actions

Monitor website performance with Speedlify + GitHub Actions

Reactions 8 Comments
1 min read
Load Testing using Netling

Load Testing using Netling

Reactions 9 Comments
5 min read
Chrome will highlight slow and fast user experience on mobile web 🚨

Chrome will highlight slow and fast user experience on mobile web 🚨

Reactions 5 Comments 2
3 min read
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