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Open Source tool that helps you analyze your website speed and performance

What is Sitespeed.io?

Analyze your website speed and performance based on performance best practices and timing metrics. You can run it using Docker, test your site in Chrome and Firefox and graph the metrics in Grafana.
Sitespeed.io is a tool in the Website Performance Testing category of a tech stack.
Sitespeed.io is an open source tool with 3.5K GitHub stars and 388 GitHub forks. Here’s a link to Sitespeed.io's open source repository on GitHub

Who uses Sitespeed.io?

Companies
4 companies use Sitespeed.io in their tech stacks, including Adorama, Huddle, and Kingsmen Software.

Developers

Why developers like Sitespeed.io?

Here’s a list of reasons why companies and developers use Sitespeed.io
Top Reasons
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Sitespeed.io's features

  • Performance dashboard
  • Performance budget
  • Real browsers
  • Speed Index
  • Chrome
  • Firefox
  • WebPageTest

Sitespeed.io Alternatives & Comparisons

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Sitespeed.io's Stats