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The Top 245 Web Performance Open Source Projects

Categories > Software Performance > Web Performance
Angular ⭐ 82,456
The modern web developer’s platform
dependent packages 23,132total releases 593most recent commit a day agonpm @angular/core} Downloads
Webpack ⭐ 61,309
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.
dependent packages 171,873total releases 805most recent commit 3 days agonpm webpack} Downloads
Skywalking ⭐ 19,686
APM, Application Performance Monitoring System
dependent packages 9total releases 22most recent commit 11 hours ago
Front End Performance Checklist ⭐ 13,281
🎮 The only Front-End Performance Checklist that runs faster than the others
most recent commit a year ago
Quicklink ⭐ 9,287
⚡️Faster subsequent page-loads by prefetching in-viewport links during idle time
dependent packages 15total releases 14most recent commit 4 months agonpm quicklink} Downloads
Awesome Wpo ⭐ 7,391
📝 A curated list of Web Performance Optimization. Everyone can contribute here!
most recent commit 4 months ago
Guess ⭐ 6,791
🔮 Libraries & tools for enabling Machine Learning driven user-experiences on the web
dependent packages 10total releases 47most recent commit 3 months agonpm guess-parser} Downloads
Lighthouse Ci ⭐ 5,091
Automate running Lighthouse for every commit, viewing the changes, and preventing regressions
dependent packages 4total releases 50most recent commit 2 months agonpm @lhci/utils} Downloads
Mozjpeg ⭐ 4,893
Improved JPEG encoder.
dependent packages 1most recent commit 10 days ago
Sitespeed.io ⭐ 4,373
Sitespeed.io is an open source tool that helps you monitor, analyze and optimize your website speed and performance, based on performance best practices advices from the coach and collecting browser metrics using the Navigation Timing API, User Timings and Visual Metrics (FirstVisualChange, SpeedIndex & LastVisualChange).
dependent packages 8total releases 473most recent commit 18 hours agonpm sitespeed.io} Downloads
Incubator Pagespeed Ngx ⭐ 4,349
Automatic PageSpeed optimization module for Nginx
most recent commit 4 days ago
Sqip ⭐ 3,229
"SQIP" (pronounced \skwɪb\ like the non-magical folk of magical descent) is a SVG-based LQIP technique.
dependent packages 25total releases 22most recent commit a month agonpm sqip} Downloads
Imageoptim Cli ⭐ 3,192
Make optimisation of images part of your automated build process
dependent packages 18total releases 49most recent commit 8 months agonpm imageoptim-cli} Downloads
Perfume.js ⭐ 2,631
Web performance library for measuring all performance vitals metrics
dependent packages 13total releases 135most recent commit a month agonpm perfume.js} Downloads
Phantomas ⭐ 2,204
Headless Chromium-based web performance metrics collector and monitoring tool
dependent packages 16total releases 50most recent commit 9 hours agonpm phantomas} Downloads
Webpack.js.org ⭐ 2,120
Repository for webpack documentation and more!
most recent commit a day ago
Web Vitals Extension ⭐ 2,002
A Chrome extension to measure essential metrics for a healthy site
most recent commit 2 months ago
Yellowlabtools ⭐ 1,986
WebPerf and front-end quality testing tool
dependent packages 3total releases 44most recent commit 4 months agonpm yellowlabtools} Downloads
Puppeteer Webperf ⭐ 1,450
Automating Web Performance testing with Puppeteer 🎪
most recent commit a year ago
Rx Angular ⭐ 1,274
Reactive Extensions for Angular.
total releases 39most recent commit a month ago
Yall.js ⭐ 1,267
A fast, flexible, and small SEO-friendly lazy loader.
dependent packages 2total releases 17most recent commit a month agonpm yall-js} Downloads
Pwmetrics ⭐ 1,242
Progressive web metrics at your fingertipz
dependent packages 5total releases 35most recent commit a year agonpm pwmetrics} Downloads
Aurelia ⭐ 1,197
Aurelia 2, a standards-based, front-end framework designed for high-performing, ambitious applications.
dependent packages 42total releases 917most recent commit 11 days agonpm @aurelia/kernel} Downloads
Import Cost ⭐ 1,139
displays the import size of the package you are importing inside the code editor
dependent packages 6total releases 29most recent commit 3 months agonpm import-cost} Downloads
Performance Bookmarklet ⭐ 1,063
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.
most recent commit 3 days ago
Awesome Mobile Web Development ⭐ 1,048
All that you need to create a great mobile web experience
most recent commit a year ago
Browser Perf ⭐ 932
Performance Metrics for Web Browsers
dependent packages 6total releases 65most recent commit 4 years agonpm browser-perf} Downloads
V Lazy Image ⭐ 823
Lazy load images using Intersection Observer, apply progressive rendering and css animations.
dependent packages 16total releases 15most recent commit 4 months agonpm v-lazy-image} Downloads
Speedlify ⭐ 695
Benchmark the web performance and accessibility of sites over time.
most recent commit a month ago
Analyze Css ⭐ 671
CSS selectors complexity and performance analyzer
dependent packages 19total releases 78most recent commit 8 hours agonpm analyze-css} Downloads
Kweb Core ⭐ 643
A lightweight Kotlin web framework for backend developers 🦆
most recent commit 6 days ago
Web Performance ⭐ 634
Web性能的方方面面🚀
most recent commit 3 years ago
Awesome Pagespeed Metrics ⭐ 597
⚡Metrics to help understand page speed and user experience
most recent commit a year ago
Brunch Guide ⭐ 565
A comprehensive guide to Brunch
most recent commit 2 years ago
Guess Next ⭐ 525
🔮 Demo application showing the integration of Guess.js with Next.js
most recent commit a year ago
Speedtracker ⭐ 479
📉 Visualisation layer and data store for SpeedTracker
total releases 10most recent commit 3 years ago
Garie ⭐ 473
Open source web performance
most recent commit 2 years ago
Reads ⭐ 455
📚 A list of physical books I own and read. Includes ratings!
most recent commit 7 months ago
React Live Chat Loader ⭐ 376
Implement a live chat beacon in your React application without performance regressions.
total releases 52most recent commit 12 days ago
Prerender.js ⭐ 368
Fast webpages for all browsers.
total releases 3most recent commit 2 years ago
Exthouse ⭐ 361
Analyze the impact of a browser extension on web performance.
most recent commit 2 years ago
Web Performance ⭐ 357
W3C Web Performance Working Group repo
most recent commit 5 days ago
Perfjankie ⭐ 345
Checking browser rendering performance regression
dependent packages 4total releases 41most recent commit 6 years agonpm perfjankie} Downloads
Web Performance Resources ⭐ 326
Up to date collection of valuable web performance resources
most recent commit 2 months ago
Progress Bar Animation ⭐ 302
Making a Doughnut Progress Bar - research notes
most recent commit 6 years ago
Pwa Fundamentals ⭐ 267
👨‍🏫 Mike & Steve's Progressive Web Fundamentals Course
most recent commit 11 days ago
Perfcascade ⭐ 243
Responsive, SVG based HAR waterfall viewer
dependent packages 1total releases 87most recent commit a month agonpm perf-cascade} Downloads
Imager ⭐ 215
Automated image compression for efficiently distributing images on the web.
total releases 13most recent commit 2 years ago
Uxm ⭐ 211
A modular library for collecting front-end performance metrics.
total releases 10most recent commit a year ago
Flying Pages ⭐ 184
Load inner pages instantly, intelligently
most recent commit 9 months ago
Discovery ⭐ 174
Discoveries on Sustainable Loading research
most recent commit 5 years ago
Skywalking Client Js ⭐ 157
Client-side JavaScript exception and tracing library for Apache SkyWalking APM.
total releases 17most recent commit a month ago
Web Vitals Reporter ⭐ 139
Report Web Vitals to your API with one POST request per session.
dependent packages 1total releases 3most recent commit 2 years agonpm web-vitals-reporter} Downloads
Kabarvirus ⭐ 108
KabarVirus.com: cepat (PageSpeed 100), ringan (10 KB)
most recent commit 11 days ago
Gimbal ⭐ 101
Web Performance Auditing tooling
dependent packages 6total releases 23most recent commit a year agonpm @modus/gimbal-core} Downloads
Keepfast ⭐ 96
🏇 A model driven framework for the evaluation web page performance
most recent commit 4 years ago
Nemetric ⭐ 94
前端性能指标的监控,采集以及上报。用于测量第一个dom生成的时间(FP/FCP/LCP)、用户最早可
dependent packages 1total releases 15most recent commit 2 years agonpm nemetric} Downloads
Ngx Hover Preload ⭐ 94
🖱 Preload Angular lazy-loaded routes on mouse over
total releases 3most recent commit a year ago
Protractor Perf ⭐ 93
E2E test framework to check for performance regressions in Angular apps
dependent packages 3total releases 22most recent commit 6 years agonpm protractor-perf} Downloads
Surf N Perf ⭐ 90
Micro-library for gathering web page performance data
total releases 11most recent commit 8 months ago
Compare ⭐ 80
Compare HAR files.
total releases 13most recent commit 10 months ago
Skyport ⭐ 72
Add offline functionality to your web app
most recent commit 6 years ago
Ada Awa ⭐ 72
Ada Web Application - Framework to build high performance secure web applications
most recent commit a day ago
Gas Webpagetest ⭐ 70
most recent commit 2 years ago
Awesome Web Performance Budget ⭐ 69
⚡️Articles, Websites, Tools and Case Studies to implement performance budget to a website. (PR 's welcomed)
most recent commit 4 months ago
Perflint ⭐ 66
PerfLint is a tool to identify unexpected performance levels of a Website
dependent packages 1total releases 5most recent commit 10 months agonpm perflint} Downloads
Pio ⭐ 66
Optimize images while maintaining the same perceived quality
most recent commit 5 months ago
Performance Budget Plugin ⭐ 63
Perfromance budget plugin for Webpack (https://webpack.js.org/)
total releases 6most recent commit 4 years ago
Time Slicing ⭐ 60
Break down long tasks into smaller tasks, avoid blocking the main process.
most recent commit 3 years ago
Lighthouse Mocha Example ⭐ 59
Sample using lighthouse and lighthouse-core with Mocha to run tests on your project/site.
most recent commit 6 years ago
User Flow ⭐ 56
📦 Run chrome Lighthouse user flows in your CI
total releases 40most recent commit 15 days ago
Wp Quicklink ⭐ 55
The WordPress plugin for quicklink. ⚡️ Faster subsequent page-loads by prefetching in-viewport links during idle time.
most recent commit a year ago
Lighthouse Action ⭐ 51
Audit deployed web sites with my artisanal blend of WPT Network Emulation Profiles, Puppeteer, Chrome headless, Lighthouse, and Github Actions.
most recent commit 7 months ago
Jekyll Perf ⭐ 50
A static site generator that incorporates best practices for web performance, such as versioning static assets, CSS minification, JS compilation, GZIP compression, and usage of a CDN for static assets. It will also sync the static site to Amazon S3.
most recent commit 8 years ago
Performance Budgets ⭐ 50
performance-budgets gives you a simple way to check and stay on top of performance
most recent commit 3 years ago
Alef Component ⭐ 46
Alef Component for Modern Web Apps.
most recent commit a year ago
Garie Lighthouse ⭐ 44
Lighthouse Garie plugin. Polls websites to checkout performance metrics also supports webhooks.
most recent commit 3 years ago
Blazingly Ssr ⭐ 42
A blazing fast server side rendering & project optimiser cli tool using Parcel (POC/Experiment)
most recent commit 2 years ago
Howslow ⭐ 39
A Service Worker that monitors network requests to estimate bandwidth and RTT
most recent commit 4 years ago
Dashboard.sitespeed.io ⭐ 39
Example how to use sitespeed.io to monitor the performance of your web site
most recent commit 2 months ago
Tejaskumar.com ⭐ 38
my website nbd
most recent commit 17 days ago
Karma Telemetry ⭐ 36
Karma Framework for running performance tasks using Telemetry
total releases 4most recent commit 3 years ago
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.
total releases 164most recent commit 6 months ago
Lint Html With Css ⭐ 36
Lint HTML with CSS. A collection of CSS snippets from the hashtag #lintHTMLwithCSS on twitter. These CSS snippets intend to warn developers about common mistakes made in HTML.
most recent commit 9 days ago
Magento2 Quicklink ⭐ 35
⚡️ Magento 2 extension faster subsequent page-loads by prefetching in-viewport links during idle time.
total releases 11most recent commit a month ago
Webperf Ecommerce Id ⭐ 35
⚡️ Web Perf Comparison for E-Commerce in Indonesia
most recent commit 2 days ago
Webperf ⭐ 34
WebPerf provides a unified API for web performance
most recent commit 9 years ago
Daltons ⭐ 33
a command-line tool that computes optimal image widths to put in srcset attributes of responsive images
most recent commit 4 days ago
Wpt Server ⭐ 31
Fork of the WebPageTest private instance server, with more options
most recent commit 3 years ago
Webperf Snippets ⭐ 30
⚡️ 💾 Web Performance Snippets
most recent commit a month ago
Performance Testing Framework ⭐ 30
Framework allows to perform frontend performance testing with sitespeed.io + webpagetest, view application/server metrics in real-time with Grafana.
most recent commit 17 days ago
Hasal ⭐ 30
DEPRECATED - A Framework for testing web performance between different browser
most recent commit 8 months ago
Crux Api ⭐ 29
A tiny (450 bytes) wrapper for Chrome UX Report API wrapper that provides TS notations and handles errors.
total releases 6most recent commit a year ago
Webperf Monitor Frontend ⭐ 28
most recent commit 4 years ago
Docker Yellowlabtools ⭐ 27
🐳 Yellow Lab Tools Docker Image
most recent commit 6 years ago
Lighthouse Viewer ⭐ 26
Wrapper for VanillaJS, VueJS & React of the Original Lighthouse Reporter/Viewer
most recent commit 2 days ago
Jekyll Gzip ⭐ 26
Generate gzipped assets and files for your Jekyll site at build time
dependent packages 2total releases 12most recent commit a year agorubygems jekyll-gzip} Downloads
Assassin ⭐ 26
Assassin is a decentralized database that uses background threads to kill slow JavaScript.
most recent commit 2 years ago
Happy Browser Happy User ⭐ 25
Resources & Links for learning more about browsers
most recent commit 2 years ago
Image Optimisation Tools Comparison ⭐ 25
A Benchmarking Suite for popular Image Optimisation Tools
dependent packages 1total releases 13most recent commit a year agonpm image-optimisation-tools-comparison} Downloads
1-100 of 245 projects
Categories
Advertising 📦 8
All Projects
Application Programming Interfaces 📦 107
Applications 📦 174
Artificial Intelligence 📦 69
Blockchain 📦 66
Build Tools 📦 105
Cloud Computing 📦 68
Code Quality 📦 24
Collaboration 📦 27
Command Line Interface 📦 38
Community 📦 79
Companies 📦 60
Compilers 📦 59
Computer Science 📦 73
Configuration Management 📦 37
Content Management 📦 153
Control Flow 📦 187
Data Formats 📦 72
Data Processing 📦 249
Data Storage 📦 116
Economics 📦 56
Frameworks 📦 178
Games 📦 110
Graphics 📦 92
Hardware 📦 137
Integrated Development Environments 📦 43
Learning Resources 📦 139
Legal 📦 24
Libraries 📦 117
Lists Of Projects 📦 19
Machine Learning 📦 313
Mapping 📦 57
Marketing 📦 15
Mathematics 📦 54
Media 📦 214
Messaging 📦 96
Networking 📦 292
Operating Systems 📦 72
Operations 📦 114
Package Managers 📦 50
Programming Languages 📦 173
Runtime Environments 📦 90
Science 📦 42
Security 📦 342
Social Media 📦 23
Software Architecture 📦 65
Software Development 📦 60
Software Performance 📦 53
Software Quality 📦 116
Text Editors 📦 40
Text Processing 📦 118
User Interface 📦 291
User Interface Components 📦 440
Version Control 📦 26
Virtualization 📦 63
Web Browsers 📦 35
Web Servers 📦 23
Web User Interface 📦 167
Top Programming Languages
Javascript  (1,060,849)
Python  (808,237)
Java  (388,770)
Php  (286,112)
Typescript  (247,064)
C Plus Plus  (239,040)
Ruby  (221,847)
C  (182,165)
Shell  (171,385)
C Sharp  (164,315)
Golang  (158,443)
Swift  (65,269)
R  (57,993)
Rust  (57,713)
Objective C  (57,185)
Dart  (52,750)
Kotlin  (46,539)
Lua  (33,954)
Matlab  (31,189)
Perl  (30,541)
Language  (30,056)
Scala  (28,676)
Haskell  (20,380)
Clojure  (19,146)
Powershell  (19,044)
Bash  (18,688)
Coffeescript  (17,289)
Elixir  (16,660)
Assembly  (14,698)
Processing  (13,307)
Julia  (12,765)
Basic  (10,736)
Flow  (10,548)
Emacs Lisp  (10,420)
Erlang  (9,063)
Groovy  (8,449)
Scheme  (8,439)
Solidity  (7,998)
Ocaml  (6,712)
Pascal  (6,443)
Hack  (6,397)
Lisp  (6,343)
Fortran  (5,547)
Elm  (5,484)
Common Lisp  (5,302)
Dlang  (4,745)
Shell Script  (4,656)
Python Library  (4,458)
Crystal  (4,387)
Scripting  (4,208)
Top Projects
Freecodecamp ⭐ 348,433
996.icu ⭐ 262,763
Free Programming Books ⭐ 238,208
Coding Interview University ⭐ 223,024
Awesome ⭐ 206,565
Developer Roadmap ⭐ 199,094
Public Apis ⭐ 198,920
Vue ⭐ 197,406
React ⭐ 190,794
System Design Primer ⭐ 184,236
Tensorflow ⭐ 166,164
Bootstrap ⭐ 158,303
You Dont Know Js ⭐ 153,649
Cs Notes ⭐ 151,618
Ohmyzsh ⭐ 147,075
Build Your Own X ⭐ 146,712
Javascript Algorithms ⭐ 144,783
Flutter ⭐ 142,356
Python ⭐ 139,465
Gitignore ⭐ 134,790
Linux ⭐ 134,105
Vscode ⭐ 133,588
Awesome Python ⭐ 132,320
Javascript ⭐ 124,360
Javaguide ⭐ 124,154
Python 100 Days ⭐ 120,315
Computer Science ⭐ 118,096
Youtube Dl ⭐ 111,218
Fucking Algorithm ⭐ 107,431
The Art Of Command Line ⭐ 106,741
React Native ⭐ 103,597
Electron ⭐ 102,371
D3 ⭐ 101,796
Go ⭐ 101,252
30 Seconds Of Code ⭐ 96,728
Create React App ⭐ 95,778
Axios ⭐ 94,331
Free Programming Books Zh_cn ⭐ 93,999
Awesome Selfhosted ⭐ 93,372
Kubernetes ⭐ 89,861
Next.js ⭐ 89,059
Node ⭐ 88,550
Terminal ⭐ 83,818
Deno ⭐ 83,639
Awesome Go ⭐ 83,320
Three.js ⭐ 83,317
Angular ⭐ 82,456
Typescript ⭐ 81,954
Ant Design ⭐ 80,934
Material Ui ⭐ 79,467
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