v Page Speed Insights measures the performance of a page for mobile devices and desktop devices.
v It fetches the URL twice, once with a mobile user-agent, and once with a desktop-user agent.
v PageSpeed Score ranges from 0 to 100 points.A higher score is better and a score of 85 or above
indicates that the page is performing well.
v PageSpeed Insights measures how the page can improve its performance on network-independent
aspects of page performance.
• The server configuration.
• The HTML structure of a page.
v Each suggestion is rated with a priority indicator (Red,Yellow, Green) to indicate its importance
Browsershots - Browser Compatibility
v Browsershots.org makes screenshots of our web page in different operating systems and
v When we submit the web address.A number of distributed computers will open our website in
their browser.Then they will make screenshots and upload them to central dedicated server for
Load Testing - Loader.io
Loader.io is a free load testing service that allows you to stress test our web-apps/apis with thousands of
v Generatedata.Com lets you quickly generate large volumes of custom data (test data)in a variety
of formats for use in testing software, populating databases, and... so on.