Jens Oliver Meiert is a web developer, engineering manager, and author. He specializes in minimal, tailored frontend development, contributes to web standards, and writes books like the Upgrade Your HTML series. He also explores philosophy and unifying models of reality.
32 articles from this blog
A comparison of HTML minifiers, discussing benchmarks, trade-offs in effectiveness, speed, and security, and the importance of informed tooling decisions.
A comprehensive reference listing the official semantic definitions for all 113 standard HTML elements, as per the HTML specification.
A quick tutorial on setting up HTML minification for Eleventy static sites using the html-minifier-next package.
A developer shares a minimal CSS starter template with personal preferences on resets, scroll behavior, typography, and dark mode.
A developer shares technical optimizations for websites and Eleventy projects, covering performance profiling, dependency replacement, and bot settings.
Announcing updates to HTML Minifier Next: better minification, improved CLI, clearer docs, and a switch to Lightning CSS for CSS processing.
A technical guide on generating private and public keys for the Nostr protocol locally using openssl and Secp256k1.
A satirical argument that HTML is the world's most difficult programming language, based on the prevalence of invalid HTML, with a call for developers to prioritize writing valid code.
A developer shares practical website optimization tips, including updating HTTP links, using AI agents, and cleaning up config files.
Engineering leaders must prepare their teams for AI's impact on software development careers, focusing on skills and expectations.
Critiques the anti-AI movement's purely negative stance, arguing it undermines credibility and suggests more constructive criticism.
Analysis reveals that none of the top 200 most visited websites in 2025 use fully valid, error-free HTML markup.
