Sitespeed.io is an open source tool that helps you analyse and optimise your website speed and performance, based on performance best practices.
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Pingdom web site monitoring and other infrastructure for you and instantly let you know when anything goes wrong. Measure uptime, downtime, and the performance of your...
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Pinpoint and solve performance issues in your Ruby, Java, .NET, PHP and Python apps with real user, application and server monitoring. Free accounts can ping a...
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GTmetrix is a free tool that analyzes your page's speed performance. Using Page Speed and YSlow, GTmetrix generates scores for your pages and offers actionable...
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Use this free Website Speed Test to analyze the load speed of your websites, and learn how to make them faster. Nobody Likes a Slow Website We built this Website...
Monitor uptime,response timeandapdex indexes of your website or api for free and receive instant updates through e-mail or Slack with real time announcements. Don't...
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MachMetrics continually monitors the speed of your website. So you know exactly how your pages are performing throughout the day, around the world, and on various devices
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Get website downtime & performance alerts instantly via Email, SMS, Slack, Discord, Webhooks and many more.
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Unlimited automated page speed monitoring & tracking, security tracking & performance timing.
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Monitor the front-end performance and build of your website. Compare yourself to others and beat the competition. SpeedCurve LUX shows you how real users experience...
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