Bookmarks

Agents turned the conversation into the real source of our software. DeltaDB is the version control built for it.

How Composer autoinstall bootstraps runnable RL environments by using earlier model versions to automate setup and verification.

Debunking one of the most poisonous myths in programming.

Fast pointer movements can skip over elements, breaking hover detection. The surprising solution can be found in game development.

On AI, systems, taste and the human filter

An AI-generated projection of React's public API, shaped around what a TanStack Start app needs. ~9KB client, 2-3x faster on Tanner Linsley's workloads.

How Wix reviewed and improved thousands of error messages by making them clearer, more reassuring, more empathetic, and more actionable for users.

A snapshot of the tools Vercel's product design team is using for AI-assisted design workflows, concurrent threads, production-first design, Figma MCP, and non-AI debugging tools.

The function coloring problem in JavaScript - dealing with synchronous and asynchronous code. Introduces quansync, a library that allows functions to work both synchronously and asynchronously.

How Figma migrated from WebGL to WebGPU, unlocking new performance optimization opportunities and solving challenges around shader processing, uniform buffers, and device compatibility.

Gecko matters because it ensures there's an independent voice shaping how the internet evolves. Without Gecko, the landscape would be dominated by Apple and Google alone.

We have been using Signals in production for years via several modern front-end frameworks like Solid, Vue, and others, but few of us are able to explain how they work internally.

This article discusses the frontend marketing work that powered the launch of NG Stocks on Cowrywise.

Gavin Nelson is a designer currently shaping the native mobile apps at Linear and crafting app icons for a variety of clients. His passion lies in creating ...

We love using shaders to bring high‑end image processing to Paper, and we like to make them fast and easy to tweak. We are introducing an image filter that captures the feel of analog printing. Here's how it works, and how to make it yours.

A brief look at the three main causes of bloat in our JavaScript dependency trees, and how we can start to address them.

Terathon

Tools and settings for converting transparent videos to web safe formats.

A scientific performance comparison. The final word.

Developers have never been shy about disliking certain React APIs. They feel awkward, restrictive, or...

We ported Strawberry's entire frontend from React to Svelte in two weeks using coding agents. It made the browser 2x faster.

We explore how to build local-first sync on top of simple file storage

Article argues that Claude is not an Electron app not because LLMs can’t do it, but because there are no advantages left for native

A collection of details that make your interfaces feel better.

Diátaxis is a widely-adopted, pragmatic and systematic approach to thinking about and creating documentation.

I'd like to share with you a new Vite plugin I've been working on and encourage you to give it a try....

Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.

Technical consulting and implementation for engineering teams: architecture reviews, performance analysis, and maintainable web applications without unnecessary SPA complexity.

Cloudflare built a Next.js replacement in a week with AI for $1100. We pointed Hacktron at it to find what the tests missed.

WebStreams had too much overhead on the server. We built a faster implementation. See how we achieved 10-14x gains in Next.js rendering benchmarks.

The v0 engineering team breaks down the challenges and decisions behind building the v0 app for iOS.

The <img> element has attributes that make a real difference in performance: loading, decoding, fetchpriority, srcset and sizes. A practical guide to using them well.

One engineer used AI to rebuild Next.js on Vite in a week. vinext builds up to 4x faster, produces 57% smaller bundles, and deploys to Cloudflare Workers with a single command.

Building a transparent, glassy segmented control for iOS — because the native one just isn't good enough.

Looking to integrate a WYSIWYG editor into your JavaScript app? This comparison dives into the best frameworks available, including Tiptap, Lexical, BlockNote, and Slate.

If code is free, why aren’t all apps native?

SQL has been a part of computing for a very long time, and SQL-based database systems underly most of the world's applications. But recently, develope...

More lessons learned from 14 years of engineering at Google, focusing on what truly matters beyond just writing great code.

Tech’s new generation and the end of thinking

The collapse of the iOS adoption rate to 45% isn't a technical failure; it's a philosophical rupture. Apple has abandoned "Anthropological Design" for a Simu...

We're not in a February 2020 moment, and ordinary people will be fine

Learn how to make anything abortable in JavaScript.

February 2026

Moving Pixels

An interactive deep dive into building halftone shaders in GLSL, covering everything from classic dot patterns and CMYK color separation to Moiré interference, gooey effects, and animated displacement.

A chapter exploring how software stores data.

Exploiting the quirks of human vision to make images smaller, without looking awful.

We care a lot about developer experience. But it's hard to build beautiful experiences for customers, while grinding through 10-12 second page load times. Here's how—and why—our team migrated from Next.js to Tanstack Start.

One of the use cases that keeps coming up for DOM parts is being able to have a reference to a part of the DOM that is not directly tied to elements. See WICG/declarative-partial-updates#6 and what...

See how the React Native Worklets library makes multithreading possible and integrate with VisionCamera V5.

My blog uses aggressive caching: it sits behind Cloudflare with a 15 minute cache header, which guarantees it can survive even the largest traffic spike to any given page. I’ve …

13 major releases, 52 security vulnerabilities, and 3 acquisitions shaped the web framework ecosystem in 2025. A comprehensive look at what happened and what is coming in 2026.

When developers say that CSS is hard, they're usually talking about CSS layout. What often gets omitted though is that developers are assumed to understand and…

AI will not eat UI. In fact, UI will become more important. Here's why.