HTML5 Please
Engineering

AI in Frontend Development: What Actually Changed

How AI is changing frontend development: where it helps, where it fails, and how teams adopt code generation and design to code without lowering the bar.August 17, 2026 · by The HTML5 Please teamRead the article →

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Guides

Choosing a Frontend Framework in 2026: React and the Alternatives

React, Vue, Svelte, Angular, Solid, and the case for no framework. How to choose a frontend framework in 2026 and what actually matters beyond the hyp

Engineering

Frontend Development Standards That Matter in 2026

The standards a serious frontend team holds to in 2026: web platform baseline, accessibility, performance, code quality, testing, and how to judge a t

Engineering

How LinkedIn Chrome Extensions Are Built: A Tour of the Web Platform APIs Behind the Sidebar

A tool like Ln2CRM adds a whole app inside LinkedIn using nothing but web platform APIs. Here is the anatomy: content scripts, MutationObserver, Shado

Guides

CSS Container Queries: Should You Use Them in 2026?

Container queries let a component respond to its own space instead of the viewport. Here is what they do, browser support in 2026, and whether they ar

Guides

Choosing a Frontend Development Company in 2026

How to evaluate a frontend development company in 2026: the skills that matter, how to vet a portfolio, engagement models, red flags and the questions

Guides

Frontend Development Trends in 2026

The frontend trends that actually matter in 2026: modern CSS replacing JavaScript, the server rendering comeback, signals everywhere, and performance

Careers

Software Development Trends in 2026: Who Is in Demand and How to Stay Relevant

AI raised the floor on writing code and split the developer market in two. Here is who is in demand in 2026, who is struggling, and how to stay releva

News

HTML5 Please is back: restoring a web development classic

The original HTML5 Please reference is online again, rebuilt from its open source roots as a fast, ad free guide to the modern web platform.

Guides

HTML5 features you can finally drop the polyfill for in 2026

A decade ago these features needed prefixes, shims and fallbacks. Today they are baseline. Here is what you can safely delete from your build.

Web feature reference

Need to know if a feature is safe to ship in 2026? Our reference covers 96 HTML, CSS and JavaScript features, each with a plain use, caution or avoid verdict and a short how to. Browse by CSS, HTML or JavaScript APIs.