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Search results for javascript web performance

web-performance x

62 search results found

Angular ⭐ 93,321

Deliver web apps with confidence 🚀

Webpack ⭐ 63,881

A bundler for javascript and friends. Packs many modules into a few bundled assets. Code Splitting allows for loading parts of the application on demand. Through "loaders", modules can be CommonJs, AMD, ES6 modules, CSS, Images, JSON, Coffeescript, LESS, ... and your custom stuff.

Front End Performance Checklist ⭐ 16,168

🎮 The only Front-End Performance Checklist that runs faster than the others

Quicklink ⭐ 10,854

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

Awesome Wpo ⭐ 8,008

📝 A curated list of Web Performance Optimization. Everyone can contribute here!

Rspack ⭐ 6,769

A fast Rust-based web bundler 🦀️

Lighthouse Ci ⭐ 6,138

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

Sitespeed.io ⭐ 4,584

sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.

Phantomas ⭐ 2,239

Headless Chromium-based web performance metrics collector and monitoring tool

Yellowlabtools ⭐ 2,237

WebPerf and front-end quality testing tool

Webpack.js.org ⭐ 2,189

Repository for webpack documentation and more!

Puppeteer Webperf ⭐ 1,688

Automating Web Performance testing with Puppeteer 🎪

Aurelia ⭐ 1,326

Aurelia 2, a standards-based, front-end framework designed for high-performing, ambitious applications.

Yall.js ⭐ 1,322

A fast, flexible, and small SEO-friendly lazy loader.

Import Cost ⭐ 1,296

displays the import size of the package you are importing inside the code editor

Performance Bookmarklet ⭐ 1,084

Performance-Bookmarklet helps to analyze the current page through the Resource Timing API, Navigation Timing API and User-Timing - requests by type, domain, load times, marks and more. Sort of a light live WebPageTest.

Browser Perf ⭐ 932

Performance Metrics for Web Browsers

V Lazy Image ⭐ 886

Lazy load images using Intersection Observer, apply progressive rendering and css animations.

Speedlify ⭐ 866

Benchmark the web performance and accessibility of sites over time.

Analyze Css ⭐ 694

CSS selectors complexity and performance analyzer

Guess Next ⭐ 525

🔮 Demo application showing the integration of Guess.js with Next.js

Speedtracker ⭐ 479

📉 Visualisation layer and data store for SpeedTracker

Prerender.js ⭐ 368

Fast webpages for all browsers.

Exthouse ⭐ 361

Analyze the impact of a browser extension on web performance.

Perfjankie ⭐ 345

Checking browser rendering performance regression

Progress Bar Animation ⭐ 302

Making a Doughnut Progress Bar - research notes

Pwa Fundamentals ⭐ 267

👨‍🏫 Mike & Steve's Progressive Web Fundamentals Course

Skywalking Client Js ⭐ 231

Client-side JavaScript exception and tracing library for Apache SkyWalking APM.

A modular library for collecting front-end performance metrics.

Flying Pages ⭐ 184

Load inner pages instantly, intelligently

Web Vitals Reporter ⭐ 139

Report Web Vitals to your API with one POST request per session.

Idle Task ⭐ 137

Improve your website performance by executing JavaScript during a browser's idle periods.

Kabarvirus ⭐ 110

KabarVirus.com: cepat (PageSpeed 100), ringan (10 KB)

Web Performance Auditing tooling

Keepfast ⭐ 96

🏇 A model driven framework for the evaluation web page performance

Ngx Hover Preload ⭐ 94

🖱 Preload Angular lazy-loaded routes on mouse over

Trace.cafe ⭐ 93

easy webperf trace sharing

Protractor Perf ⭐ 93

E2E test framework to check for performance regressions in Angular apps

Compare HAR files.

Surf N Perf ⭐ 90

Micro-library for gathering web page performance data

Add offline functionality to your web app

Wp Quicklink ⭐ 68

The WordPress plugin for quicklink. ⚡️ Faster subsequent page-loads by prefetching in-viewport links during idle time.

Perflint ⭐ 66

PerfLint is a tool to identify unexpected performance levels of a Website

Performance Budget Plugin ⭐ 63

Perfromance budget plugin for Webpack (https://webpack.js.org/)

Time Slicing ⭐ 60

Break down long tasks into smaller tasks, avoid blocking the main process.

Lighthouse Mocha Example ⭐ 59

Sample using lighthouse and lighthouse-core with Mocha to run tests on your project/site.

Lighthouse Action ⭐ 54

Audit deployed web sites with my artisanal blend of WPT Network Emulation Profiles, Puppeteer, Chrome headless, Lighthouse, and Github Actions.

Crux Api ⭐ 52

A tiny (500 bytes) CrUX API wrapper that supports record & history API, handles errors, and provides types.

Performance Budgets ⭐ 50

performance-budgets gives you a simple way to check and stay on top of performance

Dashboard.sitespeed.io ⭐ 47

Example how to use sitespeed.io to monitor the performance of your web site

Garie Lighthouse ⭐ 44

Lighthouse Garie plugin. Polls websites to checkout performance metrics also supports webhooks.

Blazingly Ssr ⭐ 42

A blazing fast server side rendering & project optimiser cli tool using Parcel (POC/Experiment)

a command-line tool that computes optimal image widths to put in srcset attributes of responsive images

A Service Worker that monitors network requests to estimate bandwidth and RTT

Performance Testing Framework ⭐ 37

Framework allows to perform frontend performance testing with sitespeed.io + webpagetest, view application/server metrics in real-time with Grafana.

Karma Telemetry ⭐ 36

Karma Framework for running performance tasks using Telemetry

Qoopido.demand ⭐ 36

Promise like module loader with automatic resolution of nested dependencies using XHR requests and localStorage caching to dynamically load modules, legacy JavaScript, CSS, text and bundles. Supports custom handler and plugins as well.

WebPerf provides a unified API for web performance

Webperf Monitor Frontend ⭐ 28

Assassin ⭐ 26

Assassin is a decentralized database that uses background threads to kill slow JavaScript.

Responsive Images Automator ⭐ 24

Automate the analysis of your image dimensions, automate the generation of responsive images HTML code, test the outcome with puppeteer

Pwa Connection Type ⭐ 23

A tiny service worker script to change image quality dependant on connection type (2G, 3G, etc)

A tool to visualize the Real User Monitoring (RUM) data for 3,237,526 websites from Google Chrome users under various device and connection types.

Rollup Plugin Imagemin ⭐ 18

Imagemin meets Rollup!

适用于cmd amd react jquery sass handlebars开发体系的构建工具，内置静态资源（样式、图片）内联外链、自动化雪碧图、资源to base64、资源文件注入模板、dev server、自定义路由等构建、调试、打包部署功能，减少同体系开发环境的重复配置

Logmatic Rum Js ⭐ 18

Collects End User Web performance and stream it to Logmatic.io

Guess Js.github.io ⭐ 16

The website of Guess.js

Uffremover ⭐ 15

[A novel JavaScript code optimizer] A common practice in JavaScript development is to ship and deploy an application as a large file, called bundle, which is the result of combining the application code along with the code of all the libraries the application depends on. Despite the benefits of having a single bundle per application, this approach leads to applications being shipped with significant portions of code that are actually not used, which unnecessarily inflates the JavaScript bundles

Webperf Lib Psi ⭐ 15

A simple tool to crawl a sitemap and produce a PageSpeed Insight Score for each page

Wpt Filmstrip ⭐ 15

A simple tool to animate, unwind and explore WebPagetest filmstrips

Chrome Trace ⭐ 14

Process Chrome trace logs in Node.

Plugin Lighthouse ⭐ 14

A simple sitespeed.io lighthouse plugin to collect few performance metrics

Progressive User Experience Library

Webperf Monitor ⭐ 14

A cli to the pagespeed-monitor lib

Requesttracker ⭐ 13

Track when your users get your HTTP requests

Sharp collection of tools for front-end development, created with performance in mind. 🗡

Voidr Images Web ⭐ 13

Voidr Images Web: A lightweight, open-source alternative to Cloudinary. Easily integrate with your infrastructure for efficient image management

Page Lab ⭐ 11

PageLab enables web performance, accessibility, SEO, etc testing at scale.

Inline Remote Assets ⭐ 10

Improve load performance by inlining and optimising remote assets loaded through CDN

Mozvisibility ⭐ 10

Page Visibility API emulation for Firefox 5+

Webperf Psi ⭐ 10

🚀 Easy to use, PSI API hit using Node.js to collect Web Performance Metrics

Prefetchalyzer ⭐ 10

Identify impactful pre-fetch and pre-cache opportunities across web pages in user flow by analyzing HAR logs

📉🚓 An AWS Lambda function that profiles your site with PWMetrics and publishes the results as CloudWatch metrics

Express Performance Monitor ⭐ 8

Monitoring tooling agnostic Express Application Server in-process performance monitoring middleware and agent

Fucking Awesome Wpo ⭐ 8

📝 A curated list of Web Performance Optimization. Everyone can contribute here! With repository stars⭐ and forks🍴

React Prefetcher ⭐ 8

A react library providing components that help with interaction-based asset pre-fetching. Demo -

Garie Browsertime ⭐ 7

Browsertime Garie plugin. Polls websites to checkout performance metrics also supports webhooks.

Measure web page performance metrics with ease.

Web Performance Course ⭐ 6

Web performance course examples

Perfanalytics ⭐ 6

A web performance tracking ecosystem.

🚀 React-Redux starter with latest frontend technologies

First Contentful Paint ⭐ 5

Polyfill for measuring First Contentful Paint (FCP) in the browsers that does not support paint timing API.

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