CSS name-only containers

The scoping we needed and the one we have.

Base64 is fast now, actually

The surprising speed of native base64 encoding.

Accessibility fixes with stealth

Tactics for accessibility upgrades in unsupportive organizations.

CSS ‘font-family’ fallbacks can trick you

Prevent visual glitches with complete font stacks.

Fully local code embeds

A web component for rendering code sandboxes.

ColoRosetta

A utility for translating colors across color spaces.

Making complex CSS shapes with shape()

Wavy, wiggly, blob, squiggly, ragged, and torn ones.

Why AI sucks at front end

The many moving targets it can’t hit.

The DX shift no one noticed

How web interoperability quietly reshapes frontend.

Squash and stretch

The little secret that makes animations feel alive.

Pushing to GitHub and Codeberg

How to configure Git to push to both remotes.

No-stack web development

“Use the tool, don’t become the tool.”

One dev, two dozen agents, zero alignment

Why we need collaborative AI engineering.

Git commands I run before reading code

Five commands to diagnose where a codebase struggles.

The radio state machine

Turning radio inputs into pure CSS state engines.

Security looks like proof of work now

“Code remains cheap, unless it needs to be secure.”

Eliminating the MCP token costs in Claude

How to enable on-demand loading for MCP.

Browser Run

Cloudflare gives your AI agents a browser automation platform.

Building a UI without breakpoints

Moving to fluid CSS components for the modern web.

The four sensible ways to build a website

“Choose the system you can run.”

Modern CSS feature support for shadow DOM

“Think ‘CanIUse’ but for CSS for web components.”

Codex for (almost) everything

OpenAI turns its agent into a development partner.

Playwright accessibility testing

Writing tests that catch what Axe and Lighthouse miss.

Inverted themes with light-dark()

Flipping color modes with container style queries.

Charcuterie

A visual explorer for Unicode.

Moravec’s Paradox

Where easy is hard and hard is easy.

HTML Memory Quiz Game

How many HTML tags can you remember?

The accessibility problem isn’t design

“It’s about who’s writing the front-end code.”

Scroll spy with pure CSS

A modern way to highlight active TOC links.

What’s actually new in JavaScript

What we can use today, tomorrow, and with AI tools.

Is Your Site Agent-Ready?

Scan your website for agent-friendly standards.

Announcing TypeScript 7.0 beta

“You can probably start using this immediately.”

Never lose form progress again

A web component storing and restoring form values.

Highlights from Git 2.54

Rewrite history with ‘git history‘, config-based hooks, and more.

The slow demise of WebPageTest

How the iconic web performance tool lost its edge.

The end of responsive images

Automatic HTML image sizing is a game changer.

Black box AI drift

“AI tools are making design decisions nobody asked for.”

Container query typography systems

Type that adapts to its own space.

Mouth coding

Talking websites into existence with AI.

The web is fun again

First experiments with HTML in canvas.

It’s all just trees with Web Origami

”I love it, and I’ve used it on many sites.”

ObsoHTML

Scan for obsolete and proprietary HTML code.

Multi-stroke text effect

An iconic retro style recreated by CSS.

CSS recently in all browsers

Highlights from the past few months.

Automate the browser from the terminal

What to expect from Chrome DevTools MCP CLI?

New to the web platform (April 2026)

Auto sizes for lazy-loaded images, ariaNotify(), and more.

Say goodbye to JavaScript Date

How Temporal makes things much less confusing.

Canvas-ing the web

Potential and limits of the HTML-in-canvas API.

Scroll-driven animations

Exploring the majestic new ‘animation-timeline’ API.

Code I’ll never read

Are humans still qualified to review agent code?

SQL Tutorial

Learn SQL using the PostgreSQL dialect.

Zed is 1.0

The fast code editor for humans and AI comes of age.

Paradigms for enhancing HTML tags

Practical ways to empower HTML elements.

Moving past bots vs. humans

Web protection must evolve as boundaries blur.

Designing stable UIs for streaming content

How to keep interfaces usable during live updates.

Scalable Vector Graphics from scratch

The concepts that unlock SVG for everyday use.

I finally tried Ghostty

“It’s an impressive terminal application.”

Mistral Medium 3.5 in Vibe

Europe’s take on autonomous coding agents.

Vouching for other people’s websites

Verifying human authorship with human.json.

Adding author context to RSS

A proposal to bring author identity to web feeds.

Native randomness in CSS

Why it’s a big deal for the web platform.

Media queries range syntax

What problem it solves and how to use it today.

The duality of AI models in the browser

“I’m bullish, but also have concerns.”

Dealing with Claude's reduced usage limits

Practical ways to cut cost under the tighter limits.

WebAccessBench

“AI is locking people out, at scale.”

C.R.E.S.S. principles for context engineering

”Test them for yourself and see what difference they make.”

New in Chrome 148

Lazy loading for video/audio, Prompt API, and more.

Checking code standards on every PR

How CI can increase confidence in AI-generated code.

Google’s Prompt API

Web standards should not become terms of service.

Architecture of local-first development

How to build local-first web apps in 2026.

WordPress loses market share

Is Astro eroding their user base?

Browser caching with No-Vary-Search

Better HTTP caching by ignoring irrelevant query parameters.

The robots are replacing the packages

“The new question is: ‘do I want to own this problem?’”

Vulnerability Garden

A living catalog of named vulnerabilities.

Cursed browser

The AI browser that imagines every webpage.

Moop

A desktop app for batch image optimization.

When CSS says ‘yes’ but browsers say ‘no’

@supports doesn’t always behave as expected.

What’s new in Node.js 26

What the changes mean for developers.

I left port 22 open for 54 days

What an open SSH honeypot revealed.

Programming still sucks

“AI didn’t take our jobs. Greed did.”

WebKit features for Safari 26.5

“The biggest May release of WebKit yet.”

“I successfully ignored crypto and NFTs, I’m thinking I might just wait until this AI coding thing just blows over…”

Tailwind CSS 4.2 and 4.3

New scrollbar and ‘zoom-*’ utilities, new colors, and more.

Banishing JavaScript to the ShadowRealm

The proposed API introduces a new kind of realm.

New HTML element for installing web apps

Try the native install button with no JavaScript required.

The HTML Sanitizer API

Safer web development with HTML sanitization.

Laws of Software Engineering

What every engineer wishes they knew sooner.

Browsers treat big sites differently

When a site is big enough, the rules quietly change.

Git Skills

Master Git with practical guides and interactive quizzes.

The end of Claude Code automation

Why Anthropic’s pricing shift undermines Claude scripts.

Pushing local AI models

“Let’s pick one winner and polish the hell out of it.”

State of Web Dev AI 2026

“AI is becoming increasingly difficult to ignore.“

A few words on DwarfStar 4 (DS4)

The rapid rise of a truly usable local LLM setup.

Chromium’s new CSS gap decorations

Ready for grid, flexbox, and multi-column layouts.

Avoid using CDATA in RSS

The case against CDATA in modern web feeds.

Web feeds in 2026

How web feeds are used online today.

Moving away from Tailwind

Learnings from rebuilding CSS without a framework.

Are PWAs cooked?

The current state of Progressive Web Apps.

AI engineer is a new role

“The agent is the easy part. The loop is the job.”

Fluid sizing with CSS round()

Using round() to make fluid sizing more predictable.