Gaël Métais

sw-delta. An incremental cache for the web

grunt-devperf. Helps front-end developers to reach a good quality and good performances, based on phantomas and grunt-phantomas.

unusedjs. Discover the percent of unused JS on a page with this simple browser proxy

sw-get-headers. Service Worker that reads network headers and sends them back to the page

UXFirst. Small script that detects slow users so you can enhance their user experience

grunt-yellowlabtools. Grunt plugin for YellowLabTools

sw-delta-nodejs. A NodeJS server-side implementation for sw-delta

svg-image-merge. When you want an image with both a compressed background and a pixel perfect text on top... Merges a JPEG background and a transparent PNG into a single SVG image

sw-remove-cookies. Speed up your website by removing cookies on assets

ScriptTimingProxy. Mesure scripts parse and execution time with this simple browser proxy

RealSmartUserMonitoring. Traditional Real User Monitoring? Please no! Who cares about the average server response time? We want more, we want smarter data.

analyze-css. CSS selectors complexity and performance analyzer

perf-tooling. List of performance analysis, monitoring and optimization tools

gulp-yellowlabtools. Gulp plugin for YellowLabTools

is-http2-cli. CLI Module to check for http/2 support

phantomas. PhantomJS-based web performance metrics collector and monitoring tool

analyze-image. Analyzes an image for improvements on a webpage

lazyload. Lazyload images, iframes, widgets with a standalone JavaScript lazyloader ~1kb