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Stars

Web Performance

114 repositories

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

JavaScript 8,468 564 Updated Feb 13, 2025

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

JavaScript 7,493 447 Updated May 23, 2024

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…

JavaScript 17,629 1,724 Updated Apr 3, 2024

🚅 Lazyload images, iframes, widgets with a standalone JavaScript lazyloader

JavaScript 936 151 Updated Feb 16, 2021

SPDY is a protocol designed to reduce latency of web pages

Ruby 315 20 Updated Jan 25, 2013

A GitHub Action to measure web page SEO friendliness.

JavaScript 5 1 Updated Nov 9, 2020

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

JavaScript 11,087 415 Updated Mar 10, 2025
JavaScript 41 5 Updated Mar 12, 2025

🛠️ Quickly scaffold a Managed Component with `npm init managed-component`

JavaScript 19 8 Updated Jul 11, 2024

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

JavaScript 6,539 653 Updated Oct 28, 2024

Make your site’s pages instant in 1 minute and improve your conversion rate by 1%

JavaScript 6,124 204 Updated Jan 15, 2025

Add real-user performance data to your Lighthouse report

JavaScript 238 9 Updated Oct 14, 2023

The Brain Of Your B2B SaaS. A better way to unify your customers' data and get meaningful insights out of the box. Built on Next.js, Ruby on Rails, Tailwind, Shadcn, and more. Backed by Y Combinato…

Ruby 175 12 Updated May 16, 2024

Sample sysctl.conf configuration file to improve performance and security of Linux systems. Features include IP forwarding, SYN flood protection, TCP optimizations, ICMP rate limiting, and more.

3 Updated Dec 10, 2022

TCP optimization, congestion control and AQM algorithms

Python 3 Updated Sep 17, 2018

a script to optimize your TCP traffic

Shell 8 1 Updated Feb 2, 2022

SQM scripts traffic shaper

Shell 240 64 Updated Jan 27, 2025

sLS code

Java 7 4 Updated Dec 8, 2022

iperf3: A TCP, UDP, and SCTP network bandwidth measurement tool

C 7,318 1,319 Updated Mar 6, 2025

Configure TCP/IPv4 implementations that implement RFC1323 using Ansible.

Python 2 Updated Jul 13, 2021

A component-based software defined networking framework for OpenStack. Mirror of code maintained at opendev.org.

Python 57 9 Updated Mar 6, 2025

Stay on top of your DNS traffic

C 105 16 Updated Aug 20, 2024

the TCPdump network dissector

C 2,850 867 Updated Mar 11, 2025

A command line utility helps to capture and dump HTTP stream

C++ 686 80 Updated Sep 21, 2023

Code for the M-Lab Measure App

JavaScript 10 4 Updated May 29, 2024

Liberate is a tool that identifies traffic differentiation, reverse-engineers the differentiation rules, evaluates and deploys techniques to circumvent differentiation

Python 7 2 Updated Dec 20, 2017
Python 6 2 Updated Aug 7, 2020

Analyze what are the throttling implementations used by ISPs

JavaScript 1 Updated May 18, 2020

Advanced TCP traffic generator for Linux, FreeBSD, and Mac OS X

C 147 37 Updated Aug 15, 2021

HAProxy Load Balancer's development branch (mirror of git.haproxy.org)

C 5,379 830 Updated Mar 13, 2025