Track web performance metrics like First Contentful Paint, Largest Contentful Paint, and Time to Interactive. Or set up user timing metrics tailored to your website.
Lighthouse is the tool that powers Google's PageSpeed Insights service. Track scores for performance, accessibility, and SEO.
Track how the size of each bundle changed over time, and compare the minified JavaScript code to see what changed.
DebugBear runs tests in a consistent lab environment. This makes it easy to map differences in performance to code changes you've made.
Improvement opportunities tailored to your website. View a full Lighthouse quality report for each test.
Wondering what part of your code just got larger? DebugBear will tell you exactly what file changed and let you compare both versions. This works even if there's a changing hash in the file name.
Trying to figure out when a bug was introduced or how a feature used to work before? Load a fully interactive archive of the old page version in your browser.
Just enter the URLs of the pages you want to monitor and we'll do the rest.
Invite as many users as you like, so everyone has access to performance data. Or share give everyone access with a shareable URL.
Monitor mobile and desktop performance with custom device and network speeds. Run tests where your users are and select from 10 global locations.
Access pages behind authentication. Disable GDPR notices with custom scripts. Block third-party requests to monitor just your own code. Set performance budgets to keep your site fast.
Did you JavaScript bundle get bigger? Got a slow server response? Added a new image without an alt tag? Using a deprecated API? All of these can trigger an alert.
See exactly what file, metric, or Lighthouse audit changed – and why!
Set up alerts in the way that's most convenient to you.
Use the command line interface or API to test each build and catch regressions early. Deploy to a staging server or use ngrok to allow access to your CI environment.
Programmatically configure what pages to monitor and download monitoring metrics as CSV or JSON.
Report build results Github as part of your pull requests.