sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.
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README.md
sitespeed.io
Website | Documentation | Help us | Twitter
Welcome to the wonderful world of web performance!
sitespeed.io can:
- analyze your site against web performance best practice rules, crawl your site or test specific URL:s
- measure how fast your site/pages is using the Navigation Timing API and User Timing API
- send all your metrics to Graphite
- benchmark your site against your competitors (comparing specific pages, creating reports, dump the data to Graphite)
- drive WebPageTest (WPT), meaning collect metrics from WPT, create reports and or send the data to Graphite
- test your site against your performance budget
- output TAP or JUnit XML to run in your Continuous Integration tool
- create configurable HTML reports
- test your site against Google Page Speed Insights and include the result in the reports
- create your own post task that will get the result from the analyze and do whatever you want with it (store to a database, create new reports etc)
Check the changelog for the latest changes.
You can test the online version to get a feeling of what you can do.
Install
$ npm install -g sitespeed.io
Help us!
Do you want to make sitespeed.io even better? Check out the help us page.
Example reports
Summary:
Pages summary:
Metrics in Graphite:
