Awesome Wpo

Modern HTTP benchmarking tool

High performance Node.js image processing, the fastest module to resize JPEG, PNG, WebP, AVIF and TIFF images. Uses the libvips library.

Automated auditing, performance metrics, and best practices for the web.

React components for efficiently rendering large lists and tabular data

SVG Optimizer for Node.js and CLI. ⚙️

High performance and SEO friendly lazy loader for images (responsive and normal), iframes and more, that detects any visibility changes triggered through user interaction, CSS or JavaScript without configuration.

JavaScript parser / mangler / compressor / beautifier toolkit

Webpack plugin and CLI utility that represents bundle content as convenient interactive zoomable treemap

⚡️Faster subsequent page-loads by prefetching in-viewport links during idle time

Extract & Inline Critical-path CSS in HTML pages

🗜 JavaScript parser, mangler and compressor toolkit for ES6+

JavaScript Performance Monitor

Essential metrics for a healthy site.

🔥 Highly performant, light ~1kb and configurable lazy loader in pure JS with no dependencies for responsive images, iframes and more

🔮 Libraries & tools for enabling Machine Learning driven user-experiences on the web

Automate running Lighthouse for every commit, viewing the changes, and preventing regressions

GraphicsMagick for node

A utility for arming (creating) many bees (micro EC2 instances) to attack (load test) targets (web applications).

A free, fast, and reliable Open Source CDN for npm, GitHub, Javascript, and ESM

Improved JPEG encoder.

Minify images seamlessly

InstantClick makes following links in your website instant.

The original html-minifier (2010–2019). No longer maintained; succeeded by HTML Minifier Next.

Keep your bundle size in check

Fast and efficient CSS optimizer for node.js and the Web

The only script in your HEAD.

Analyze and debug space usage through source maps

:scissors: A grunt task for removing unused CSS from your projects.

CSS minifier with structural optimizations

Front-end performance heatmap bookmarklet.

Make optimisation of images part of your automated build process

Web performance library for measuring all performance vitals metrics

PageSpeed Insights Reporting for Node

Agent Skills for optimizing web quality based on Lighthouse and Core Web Vitals.

Compresses linked and inline javascript or CSS into a single cached file.

Web Tracing Framework libraries and extensions.

Load and performance benchmark tool

Glue is a simple command line tool to generate CSS sprites

Headless Chromium-based web performance metrics collector and monitoring tool

Loading And Blocking JavaScript: On-demand parallel loader for JavaScript with execution order dependencies

YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages.

minimal monitor for JS Heap Size via performance.memory

Automatic font fallback based on font metrics

Minify PNG, JPEG, GIF and SVG images

Automating Web Performance testing with Puppeteer 🎪

Collect performance metrics for your library/application.

jpegoptim - utility to optimize/compress JPEG files

svgcleaner could help you to clean up your SVG files from the unnecessary data.

WebPageTest API wrapper for NodeJS

TMI (Too Many Images) - discover your image weight on the web