DebugBear
@debugbear.com
Learn about page speed, measure your website performance, and monitor Core Web Vitals metrics over time.
https://www.debugbear.com/
https://www.debugbear.com/
Chrome DevTools provides a lot of information on how you can improve your Largest Contentful Paint score.
We've just updated our LCP optimization article with extra detail!
www.debugbear.com/docs/metrics...
We've just updated our LCP optimization article with extra detail!
www.debugbear.com/docs/metrics...
November 10, 2025 at 3:55 PM
Chrome DevTools provides a lot of information on how you can improve your Largest Contentful Paint score.
We've just updated our LCP optimization article with extra detail!
www.debugbear.com/docs/metrics...
We've just updated our LCP optimization article with extra detail!
www.debugbear.com/docs/metrics...
Server response time has a big impact on overall page speed. No other page content can load until the first HTML response byte has arrived in the browser.
We recently updated our guide on how to optimize Time to First Byte! www.debugbear.com/docs/metrics...
We recently updated our guide on how to optimize Time to First Byte! www.debugbear.com/docs/metrics...
November 4, 2025 at 3:55 PM
Server response time has a big impact on overall page speed. No other page content can load until the first HTML response byte has arrived in the browser.
We recently updated our guide on how to optimize Time to First Byte! www.debugbear.com/docs/metrics...
We recently updated our guide on how to optimize Time to First Byte! www.debugbear.com/docs/metrics...
We've updated our comparison UI for lab test results.
Continuously test your website and easily investigate regressions: www.debugbear.com/synthetic-we...
Continuously test your website and easily investigate regressions: www.debugbear.com/synthetic-we...
November 3, 2025 at 3:55 PM
We've updated our comparison UI for lab test results.
Continuously test your website and easily investigate regressions: www.debugbear.com/synthetic-we...
Continuously test your website and easily investigate regressions: www.debugbear.com/synthetic-we...
Want to share a single DebugBear test result with other team members or clients?
You can now generate a unique URL for specific test results or for comparisons between two tests!
www.debugbear.com/docs/teams#s...
You can now generate a unique URL for specific test results or for comparisons between two tests!
www.debugbear.com/docs/teams#s...
October 31, 2025 at 3:55 PM
Want to share a single DebugBear test result with other team members or clients?
You can now generate a unique URL for specific test results or for comparisons between two tests!
www.debugbear.com/docs/teams#s...
You can now generate a unique URL for specific test results or for comparisons between two tests!
www.debugbear.com/docs/teams#s...
17% of page loads on nike.com are back/forward navigations that could be instant.
But pages are only served from the back/forward cache 2% of the time! For the other 15% of navigations the cache isn't supported.
Learn more, and test your own website: www.debugbear.com/blog/back-fo...
But pages are only served from the back/forward cache 2% of the time! For the other 15% of navigations the cache isn't supported.
Learn more, and test your own website: www.debugbear.com/blog/back-fo...
October 28, 2025 at 3:55 PM
17% of page loads on nike.com are back/forward navigations that could be instant.
But pages are only served from the back/forward cache 2% of the time! For the other 15% of navigations the cache isn't supported.
Learn more, and test your own website: www.debugbear.com/blog/back-fo...
But pages are only served from the back/forward cache 2% of the time! For the other 15% of navigations the cache isn't supported.
Learn more, and test your own website: www.debugbear.com/blog/back-fo...
Large font files can delay page content from rendering!
We now show a recommendation in our page speed test results when a large font is loaded.
Try our free website speed test here: www.debugbear.com/test/website...
We now show a recommendation in our page speed test results when a large font is loaded.
Try our free website speed test here: www.debugbear.com/test/website...
October 24, 2025 at 2:55 PM
Large font files can delay page content from rendering!
We now show a recommendation in our page speed test results when a large font is loaded.
Try our free website speed test here: www.debugbear.com/test/website...
We now show a recommendation in our page speed test results when a large font is loaded.
Try our free website speed test here: www.debugbear.com/test/website...
Google provides weekly performance data through the CrUX History API, based on the Chrome User Experience Report.
Our test results now report the maximum 40 weeks of data available!
www.debugbear.com/test/website...
Our test results now report the maximum 40 weeks of data available!
www.debugbear.com/test/website...
October 22, 2025 at 2:55 PM
Google provides weekly performance data through the CrUX History API, based on the Chrome User Experience Report.
Our test results now report the maximum 40 weeks of data available!
www.debugbear.com/test/website...
Our test results now report the maximum 40 weeks of data available!
www.debugbear.com/test/website...
Some improvements to help you debug Cumulative Layout Shift:
📏 View the size of each shifted element
🟢 Match the screenshot highlight color to the table row
📊 Integrated comparison view to debug regression
Check it out as part of our synthetic monitoring product: www.debugbear.com/synthetic-we...
📏 View the size of each shifted element
🟢 Match the screenshot highlight color to the table row
📊 Integrated comparison view to debug regression
Check it out as part of our synthetic monitoring product: www.debugbear.com/synthetic-we...
October 21, 2025 at 2:55 PM
Some improvements to help you debug Cumulative Layout Shift:
📏 View the size of each shifted element
🟢 Match the screenshot highlight color to the table row
📊 Integrated comparison view to debug regression
Check it out as part of our synthetic monitoring product: www.debugbear.com/synthetic-we...
📏 View the size of each shifted element
🟢 Match the screenshot highlight color to the table row
📊 Integrated comparison view to debug regression
Check it out as part of our synthetic monitoring product: www.debugbear.com/synthetic-we...
DebugBear now lets you monitor your website from 30 different test locations.
New:
🇭🇰 Hong Kong
🇮🇩 Indonesia
🇲🇽 Mexico
🇨🇱 Chile
🇸🇪 Sweden
🇰🇷 South Korea
New:
🇭🇰 Hong Kong
🇮🇩 Indonesia
🇲🇽 Mexico
🇨🇱 Chile
🇸🇪 Sweden
🇰🇷 South Korea
October 16, 2025 at 2:55 PM
DebugBear now lets you monitor your website from 30 different test locations.
New:
🇭🇰 Hong Kong
🇮🇩 Indonesia
🇲🇽 Mexico
🇨🇱 Chile
🇸🇪 Sweden
🇰🇷 South Korea
New:
🇭🇰 Hong Kong
🇮🇩 Indonesia
🇲🇽 Mexico
🇨🇱 Chile
🇸🇪 Sweden
🇰🇷 South Korea
How does self-checkout response time vary across different shops? We've investigated: www.debugbear.com/blog/self-ch...
October 4, 2025 at 8:16 AM
How does self-checkout response time vary across different shops? We've investigated: www.debugbear.com/blog/self-ch...
⚙ A change in Total Blocking Time means there was a change in CPU activity, right?
Not always! One aspect of the TBT definition that depends on network activity. Only long tasks between FCP and TTI can contribute to TBT.
If the network is busy for longer, that can result in a TBT change!
Not always! One aspect of the TBT definition that depends on network activity. Only long tasks between FCP and TTI can contribute to TBT.
If the network is busy for longer, that can result in a TBT change!
September 29, 2025 at 2:55 PM
⚙ A change in Total Blocking Time means there was a change in CPU activity, right?
Not always! One aspect of the TBT definition that depends on network activity. Only long tasks between FCP and TTI can contribute to TBT.
If the network is busy for longer, that can result in a TBT change!
Not always! One aspect of the TBT definition that depends on network activity. Only long tasks between FCP and TTI can contribute to TBT.
If the network is busy for longer, that can result in a TBT change!
🚀 Where do you go to experience pure speed? A Formula 1 race? A rocket launch? Or... the self-checkout at Lidl!
We've tested 8 different self-checkouts for performance and created a ranking.
www.debugbear.com/blog/self-ch...
We've tested 8 different self-checkouts for performance and created a ranking.
www.debugbear.com/blog/self-ch...
September 24, 2025 at 2:55 PM
🚀 Where do you go to experience pure speed? A Formula 1 race? A rocket launch? Or... the self-checkout at Lidl!
We've tested 8 different self-checkouts for performance and created a ranking.
www.debugbear.com/blog/self-ch...
We've tested 8 different self-checkouts for performance and created a ranking.
www.debugbear.com/blog/self-ch...
We've crunched the numbers to discover the fastest (and slowest) gaming sites on the web – and revealed the Core Web Vitals issues holding publishers back - full article below👇
September 23, 2025 at 2:55 PM
We've crunched the numbers to discover the fastest (and slowest) gaming sites on the web – and revealed the Core Web Vitals issues holding publishers back - full article below👇
We've made some design improvements to our INP breakdown data!
September 23, 2025 at 10:30 AM
We've made some design improvements to our INP breakdown data!
What's the most common cause of huge HTML documents that take a while to download?
It's not HTML tags themselves, but scripts tags full of JSON! Often from hydration state added during the server-side rendering process.
View an analysis of your HTML size here: www.debugbear.com/html-size-an...
It's not HTML tags themselves, but scripts tags full of JSON! Often from hydration state added during the server-side rendering process.
View an analysis of your HTML size here: www.debugbear.com/html-size-an...
September 19, 2025 at 1:05 PM
What's the most common cause of huge HTML documents that take a while to download?
It's not HTML tags themselves, but scripts tags full of JSON! Often from hydration state added during the server-side rendering process.
View an analysis of your HTML size here: www.debugbear.com/html-size-an...
It's not HTML tags themselves, but scripts tags full of JSON! Often from hydration state added during the server-side rendering process.
View an analysis of your HTML size here: www.debugbear.com/html-size-an...
Every second of page load delay can cost your website precious conversions. In our latest YouTube video, Scott reveals how web performance tweaks have unlocked millions of dollars in extra revenue for major ecommerce brands. Access the full video below 👇
September 17, 2025 at 2:55 PM
Every second of page load delay can cost your website precious conversions. In our latest YouTube video, Scott reveals how web performance tweaks have unlocked millions of dollars in extra revenue for major ecommerce brands. Access the full video below 👇
Why does webpage speed matter?
💰 Faster sites = more revenue!
👀 See our full video on YouTube for see real case studies – and learn how DebugBear to optimize your site.
Link in reply 👇
💰 Faster sites = more revenue!
👀 See our full video on YouTube for see real case studies – and learn how DebugBear to optimize your site.
Link in reply 👇
September 12, 2025 at 3:22 PM
Why does webpage speed matter?
💰 Faster sites = more revenue!
👀 See our full video on YouTube for see real case studies – and learn how DebugBear to optimize your site.
Link in reply 👇
💰 Faster sites = more revenue!
👀 See our full video on YouTube for see real case studies – and learn how DebugBear to optimize your site.
Link in reply 👇
Did you know that how the network is throttled when running a page speed test impacts metrics?
🛠️ DevTools throttling is a simple minimum request duration
🏡 Lighthouse only simulates a slow-down
🐻 DebugBear & WebPageTest introduce a packet-level delay
Learn more: www.debugbear.com/blog/network...
🛠️ DevTools throttling is a simple minimum request duration
🏡 Lighthouse only simulates a slow-down
🐻 DebugBear & WebPageTest introduce a packet-level delay
Learn more: www.debugbear.com/blog/network...
September 8, 2025 at 1:30 PM
Did you know that how the network is throttled when running a page speed test impacts metrics?
🛠️ DevTools throttling is a simple minimum request duration
🏡 Lighthouse only simulates a slow-down
🐻 DebugBear & WebPageTest introduce a packet-level delay
Learn more: www.debugbear.com/blog/network...
🛠️ DevTools throttling is a simple minimum request duration
🏡 Lighthouse only simulates a slow-down
🐻 DebugBear & WebPageTest introduce a packet-level delay
Learn more: www.debugbear.com/blog/network...
We've rolled out an upgrade to Lighthouse 12.8.2! The new performance insights are now shown by default in the Lighthouse report.
Read this article to learn more about how insights are replacing the traditional audits: www.debugbear.com/blog/perform...
Read this article to learn more about how insights are replacing the traditional audits: www.debugbear.com/blog/perform...
September 4, 2025 at 4:18 PM
We've rolled out an upgrade to Lighthouse 12.8.2! The new performance insights are now shown by default in the Lighthouse report.
Read this article to learn more about how insights are replacing the traditional audits: www.debugbear.com/blog/perform...
Read this article to learn more about how insights are replacing the traditional audits: www.debugbear.com/blog/perform...
🚀 Chasing website perfection? Focus on user experience, not just scores!
🎯 Our latest video reveals why great performance drives conversions and beats competitors. Just don’t chase the score - chase the optimization.
youtu.be/KxBWsNbsVUo
🎯 Our latest video reveals why great performance drives conversions and beats competitors. Just don’t chase the score - chase the optimization.
youtu.be/KxBWsNbsVUo
August 19, 2025 at 7:59 AM
🚀 Chasing website perfection? Focus on user experience, not just scores!
🎯 Our latest video reveals why great performance drives conversions and beats competitors. Just don’t chase the score - chase the optimization.
youtu.be/KxBWsNbsVUo
🎯 Our latest video reveals why great performance drives conversions and beats competitors. Just don’t chase the score - chase the optimization.
youtu.be/KxBWsNbsVUo
🚀 Boost your website’s speed without breaking anything! Run experiments to try out optimizations.
📊 In our latest video short, we prioritized a key image, slashing Largest Contentful Paint from 2.74s to 1.21s and boosting our score to 87%!
www.youtube.com/watch?v=KxBW...
📊 In our latest video short, we prioritized a key image, slashing Largest Contentful Paint from 2.74s to 1.21s and boosting our score to 87%!
www.youtube.com/watch?v=KxBW...
August 13, 2025 at 2:56 PM
🚀 Boost your website’s speed without breaking anything! Run experiments to try out optimizations.
📊 In our latest video short, we prioritized a key image, slashing Largest Contentful Paint from 2.74s to 1.21s and boosting our score to 87%!
www.youtube.com/watch?v=KxBW...
📊 In our latest video short, we prioritized a key image, slashing Largest Contentful Paint from 2.74s to 1.21s and boosting our score to 87%!
www.youtube.com/watch?v=KxBW...
🚀 Using DebugBear with a live Wordpress website, we optimized image sizes, added lazy loading, and tweaked caching settings to slash rendering times!
📉 We transformed performance in just a few steps.
Check out the full video here: www.youtube.com/watch?v=KxBW...
📉 We transformed performance in just a few steps.
Check out the full video here: www.youtube.com/watch?v=KxBW...
August 11, 2025 at 11:09 AM
🚀 Using DebugBear with a live Wordpress website, we optimized image sizes, added lazy loading, and tweaked caching settings to slash rendering times!
📉 We transformed performance in just a few steps.
Check out the full video here: www.youtube.com/watch?v=KxBW...
📉 We transformed performance in just a few steps.
Check out the full video here: www.youtube.com/watch?v=KxBW...
Performance budgets allow your team to keep on track of your site speed, and get alerted to new regressions.
Our new budgets dashboards lets you see all checks you've configured at a glance!
www.debugbear.com/docs/perform...
Our new budgets dashboards lets you see all checks you've configured at a glance!
www.debugbear.com/docs/perform...
August 7, 2025 at 2:55 PM
Performance budgets allow your team to keep on track of your site speed, and get alerted to new regressions.
Our new budgets dashboards lets you see all checks you've configured at a glance!
www.debugbear.com/docs/perform...
Our new budgets dashboards lets you see all checks you've configured at a glance!
www.debugbear.com/docs/perform...
🚀 Is your website loading too slowly?
DebugBear helps you optimize performance by baselining your site, identifying bottlenecks, and running experiments before making changes.
Watch our full video for all the tuning tips.
youtu.be/KxBWsNbsVUo
DebugBear helps you optimize performance by baselining your site, identifying bottlenecks, and running experiments before making changes.
Watch our full video for all the tuning tips.
youtu.be/KxBWsNbsVUo
August 7, 2025 at 9:22 AM
🚀 Is your website loading too slowly?
DebugBear helps you optimize performance by baselining your site, identifying bottlenecks, and running experiments before making changes.
Watch our full video for all the tuning tips.
youtu.be/KxBWsNbsVUo
DebugBear helps you optimize performance by baselining your site, identifying bottlenecks, and running experiments before making changes.
Watch our full video for all the tuning tips.
youtu.be/KxBWsNbsVUo
⚡Scott Moore, a 25+ year performance engineering veteran, talk about what it takes to balance frontend and backend optimization!
Watch the full video to find out more about holistic web performance: youtu.be/p6gwO52BIsA?...
Watch the full video to find out more about holistic web performance: youtu.be/p6gwO52BIsA?...
July 30, 2025 at 9:07 AM
⚡Scott Moore, a 25+ year performance engineering veteran, talk about what it takes to balance frontend and backend optimization!
Watch the full video to find out more about holistic web performance: youtu.be/p6gwO52BIsA?...
Watch the full video to find out more about holistic web performance: youtu.be/p6gwO52BIsA?...