web-performance

Local website audit tool for SEO, accessibility and frontend quality checks.

Modern WordPress starter theme: Vite + Tailwind, modular PHP architecture, content-as-data content modeling, headless-portable. Full linter coverage (...

Production-ready responsive web interface built with semantic HTML5, CSS3, and vanilla JavaScript. Focused on layout fluidity, static rendering perfor...

High-performance dental platform engineered with Next.js and Sanity CMS, featuring real-time appointments, visual case studies, and fluid, premium UX...

Make a multi-page website feel like an instant SPA. A tiny zero-dependency progressive-enhancement script that preloads links and atomically swaps pag...

Domain intelligence and OSINT tool. Analyze any domain for DNS, WHOIS, SSL, security headers, tech stack, performance, breaches, and more.

Spec-aligned engineering reference on browser resource loading, fetch priority, resource hints, HTTP/2 & HTTP/3, and framework loading strategies.

Scan the performance of every page of a website using the Google PageSpeed Insights API, in parallel, and get a self-contained HTML dashboard + CSV ex...

A comprehensive knowledge base for Senior Frontend Engineering, JavaScript, System Design, Performance, DSA, React, TypeScript, and Big Tech interview...

Privacy-focused browser extension for Accessibility, Performance, and SEO auditing.

Turn a Lighthouse JSON report into a Core Web Vitals summary with fixes.

Technical audit of a real corporate website (anonymized): performance, security, accessibility, SEO and a migration proposal. Built with Astro, deploy...

🔍 SEO audits that show their working. Evidence first, reasoning second, then fixes an agent can actually implement — not another "your meta descripti...

Senior Frontend Engineer portfolio featuring production experience, architecture case studies, performance work, and selected open-source projects.

Privacy-first Chrome extension for safe local web diagnostics, performance timing, masked URL exports, Manifest V3, Vitest, and no analytics.

Frontend Agent Skill that helps AI plan, build, and review production Next.js and TypeScript frontends, with a typed Django/DRF backend contract and b...

🖼️ Regrettable name, genuinely useful tool. Tell it what an image is *for* — hero, avatar, logo — and get back variants, responsive sets and alt text...

Performance-optimized fork of mintdotgg/bookshelf — interactive Three.js editorial bookshelf with 27% fewer draw calls, merged meshes, and smarter ray...

Free browser-based internet speed test that measures what most speed tests hide — latency under load (bufferbloat). Vanilla PHP + JS, zero dependencie...

Command Line Interface for the `microdose` framework 🖥

学习 Web 性能指标 APIs

:rabbit: Useful notes and tips about Website Performance Optimization.

🚀 ⚡️ 🌞AdGate is a smart recommendation engine to track poorly built ad content which degrades our page performance | This was a quick fun hacka...

Website Performance Optimization Project

Performant Infinite scroll, vanilla JS, the Right way

I create immersive goal-orientated websites and applications for business.

Automated webpage optimization utility that caches, compresses, concatenates, and otherwise optimizes HTML, CSS, JavaScript, and static file content d...

A tool to get data about a site's performance and network requests

Simple lazy loader with support for img, picture, video, iframe and background images.

Web performance, data visualization, and more

React Intersection Observer hook

Attempt to build a better events experience for VanHackers, using modern web technologies while prioritising UX, performance and the core web vitals

Native Lazy Loading Test Example

R&D project for figuring out web icon system options

Moved back to https://github.com/imager-io/imager (simpler this way)

Yet another bundle analyzer for Webpack

The Road to Web Performance in 3 Critical Steps - AmsterdamJS 2017

Mozilla's mozjpeg in a flatpak

Moved to https://github.com/imager-io/imager-core

:chart_with_upwards_trend: A simple presentation about web perf, mainly focused on code splitting

Web Performance Mini Series by Paul Lewis

Study notes for front end technologies

A demo project of Code Splitting and Bundle Pre-loading techniques in Angular application.

Web performance optimization tips from Google Chrome Developers

Turbo collects and monitors web performance metrics

Generate a collage of filmstrip videos from multiple Chrome performance profiles.

⚡️ Example of frontend performance tests and performance audit using Cypress framework and browser's performance API

Foodwar Web Apps is a website to show restaurant catalog, users can see details of the restaurant, add restaurant to favorite and also add a new revie...

"Menjadi Front-End Web Developer Expert" is my last class which I have learned at Dicoding Indonesia. The lessons I have learned include Accessibility...

A multi-stage guided tour with a replayable intro using Next.js and CSS. Optimized UI with React and TypeScript, used the IntersectionObserver API for...