Performance19 projects

Lighthouse
Automated auditing, performance metrics, and best practices for the web.
SVGO
SVGO
19.8k
Node.js tool for optimizing SVG files
Front-End Performance Checklist
The only Front-End Performance Checklist that runs faster than the others
GPU.js
GPU.js
14.8k
GPU Accelerated JavaScript
Why did you render
Monkey patches React to notify you about avoidable re-renders.
Critical
Extract & Inline Critical-path CSS in HTML pages
stats.js
JavaScript Performance Monitor
Web Vitals
Essential metrics for a healthy site.
Size Limit
Calculate the real cost to run your JS app or lib to keep good performance....
Benchmark.js
A benchmarking library. As used on jsPerf.com.
React Adaptive Loading Hooks
Deliver experiences best suited to a user's device and network constraints
Speedscope
A fast, interactive web-based viewer for performance profiles.
MemLab
MemLab
4.03k
A framework for finding JavaScript memory leaks and analyzing heap snapshot...
Fuite
Fuite
3.82k
A tool for finding memory leaks in web apps
Critters
A Webpack plugin to inline your critical CSS and lazy-load the rest.
Perfume.js
Web performance library for measuring all performance vitals metrics
Tinybench
A simple, tiny and lightweight benchmarking library!
Jampack
Optimizes static websites for best user experience and best Core Web Vitals...
main-thread-scheduling
Fast and consistently responsive apps using a single function call