A complete React/Redux/Relay/Next.js dashboard example

Post your current temperature to your slack status

Linter for Responsive Images - https://ausi.github.io/respimagelint/

Create lighthouse reports for multiple sites

The HTML Presentation Framework

Using a library in your webpack project? Here’s how to optimize it

Apache HTTP server boilerplate configs

A Twig extension for Craft CMS that helps you cache-bust your assets

A bunch of demos for different web font loading strategies. Companion to https://www.zachleat.com/web/comprehensive-webfonts/

LazyLoad is a lightweight, flexible script that speeds up your website by deferring the loading of your below-the-fold images, backgrounds, videos, iframes and scripts to when they will enter the viewport. Written in plain "vanilla" JavaScript, it leverages IntersectionObserver, supports responsive images and enables native lazy loading.

Automated auditing, performance metrics, and best practices for the web.

Automatically configure and install software onto your new Mac

✅ The Node.js best practices list (July 2026)

🗜 JavaScript parser, mangler and compressor toolkit for ES6+

Unified developer tools for JavaScript, TypeScript, and the web

Facebook bot that automatically responds to the comments of a certain post

Helper classes and methods for implementing the idle-until-urgent pattern

JS Pedalboard