Test web page performance using the YSlow library invoked by a grunt task
created at May 27, 2013, 3:24 p.m.
YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages.
created at Jan. 25, 2012, 7:55 p.m.
[ARCHIVED] Uses PhantomJS to headlessly analyze web pages and generate manifests. You may be able to use the puppeteer-har package instead.
created at April 13, 2011, 9:56 p.m.
Collect performance metrics for your library/application.
created at May 1, 2017, 10:19 a.m.
Grunt task for converting a set of images into a spritesheet and corresponding CSS variables
created at Aug. 19, 2012, 5:08 a.m.
🔥 Highly performant, light ~1kb and configurable lazy loader in pure JS with no dependencies for responsive images, iframes and more
created at Aug. 28, 2017, 8:28 p.m.
Analyze and debug space usage through source maps
created at Oct. 15, 2015, 10:40 p.m.
📊 Analyzing bundles created by Lasso js.
created at July 14, 2018, 6:21 a.m.
Analyze bundle stats(bundle size, assets, modules, packages) and compare the results between different builds. Support for webpack, rspack, rollup and vite.
created at Feb. 11, 2018, 9:33 p.m.
A curated list of webpack tools for web performance
created at Oct. 13, 2019, 10:25 p.m.
CLI bash script to optimize images in parallel easily and efficiently!
created at Nov. 27, 2017, 12:55 a.m.
WebPageTest API wrapper for NodeJS
created at Sept. 26, 2012, 6:02 p.m.
⚡️ Research in Web Performance
created at July 5, 2020, 2:10 p.m.