DebugBear

We've built a FREE site speed testing tool. Check if your website meets Google's Core Web Vitals and see what you can do to make it load faster. Test your website here 🚀 debugbear.com/test/website-s…

Not sure why your website is rendering slowly? Our new website bottleneck finder identifies what resources key page content depends on. Test your website for free! debugbear.com/website-bottle…

New you can now update test regions for your monitored pages in bulk. debugbear.com/docs/bulk-edit

How can you use Lighthouse to check if your website follows best practices? Our new article explains how to test your website and goes through the checks that Lighthouse performs. debugbear.com/blog/lighthous…

You can now easily duplicate your custom web performance dashboards. Just hover over the dashboard in the list and click the copy icon.

You can now add histograms and scatter plots to your custom dashboards! #histogram" target="_blank" rel="nofollow noopener">debugbear.com/docs/dashboard…

Train wifi suspiciously close to the Lighthouse mobile device configuration 😅

The new agentic browsing checks are now live on PageSpeed Insights! Learn more: debugbear.com/blog/lighthous…

Our MCP server now works with the Cursor desktop app! Learn how to connect your web performance data in cursor here: debugbear.com/docs/cursor-mcp

We just published a new blog post benchmarking page speed for train booking websites in Europe! We also looked at the technical factors that drive the results, and how these websites could be optimized. debugbear.com/blog/which-eur…

New video: learn how to scan your website for issues with Core Web Vitals and other quality issues. youtube.com/watch?v=Hy23IT…

We've added an MCP server! You can now access your performance data with your AI agent, trigger tests, and add projects or timeline annotations. debugbear.com/docs/mcp

Last month we added support for the new Lighthouse agentic browsing audits, one-off page speed tests, and filters that apply to your entire custom dashboard. debugbear.com/changelog/may-…

Need your website to stay fast long-term? We've published a detailed guide to detecting performance regressions, notifying your team, and debugging issues. debugbear.com/blog/web-perfo…

Differences in URL query parameters can cause cache misses in the browser or on Content Delivery Networks. The new No-Vary-Search HTTP header fixes this problem. debugbear.com/blog/no-vary-s…

Want to run one-off page speed tests without setting up monitoring? Our new quick tests feature makes that easy, through the app or via our API. debugbear.com/docs/quick-tes…

Google announced the new Lighthouse agentic browsing category at Google I/O yesterday! It validates WebMCP integrations, LLMs.txt files, and if the accessibility tree is readable, ... Test your own website here: debugbear.com/test/website-g…

Want to test performance on a staging site or route traffic through a CDN? DebugBear now lets you DNS override to route domains to specified IP addresses. debugbear.com/docs/dns-overr…

There's a new category in Google's Lighthouse report: Agentic Browsing! debugbear.com/blog/lighthous…

DebugBear lets you set up custom web performance alerts and send them out by email, in Slack, or Microsoft Teams. Learn how to set this up: debugbear.com/docs/website-m…

New this month: custom dashboards, better alert configuration, and an updated UI for adding chart annotations. debugbear.com/changelog/apri…