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YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages.

Joined March 2011
Photo by YSlow (@yslow)Photo by YSlow (@yslow)Photo by YSlow (@yslow)Photo by YSlow (@yslow)Photo by YSlow (@yslow)Photo by YSlow (@yslow)
Since most of you missing YSlow 4 FF are likely to be a dev who cares about YSlow + FF + Firebug.I kindly call 4 help
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Looks like it's a month of migration so starting April I will be joining @keynotesystems as #webperf consultant sergeychernyshev.com/blog/we…
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RT: @GoDaddyHelp uses WebPagetest to investigate performance of customers' slow websites. That's good support! xitter.cf/GoDaddyHelp/status/568…
Replying to @hikayeevi
@hikayeevi TTFB is high due to server/your location, but two PNG's are taking a while: webpagetest.org/result/15021… Do you get an error? ^NF
We tried several speed test #apps and this one by far seems to be the most accurate & the best analytics webpagetest.org #technology
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Just announced cssshrink.com at #velocityconf Drinks now!
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Haven't registered for #velocityconf yet? 1. What are you waiting for? 2. Use discount code TW20 for an extra 20% off oreil.ly/1g5tmTU
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Help us to tell the world and improve translations of #yslow rules for a more #faster web checkmyws.github.io/yslow-ru… @yslow @Souders @checkmyws
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WebPerf calendar day #4: Maciej Brencz introducing Phantomas - a @phantomjs-based perf tool calendar.perfplanet.com/2013…
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Awesome @yslow's @github stars heatmap visualization by @rick_viscomi's Red Dwarf jrvis.com/red-dwarf/?user=ma…
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.@yslow + @phantomjs + @travisci integration: bit.ly/yslow-travis v3.1.8 just released including custom cdn list via --cdns #webperf #ci
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~ half million @yslow users led by @googlechrome since Jan then @firefox and @opera; no stats for Safari, bookmarklet
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YSlow.js: simple Node.js wrapper for programmatically running phantomjs yslow.js by @mervinej mervine.net/projects/npms/ys…
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Thanks but YSlow is not for sale. It's an opensource project maintained by a community of performance experts,feel free to fork the code tho
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Dear @googlechrome users, YSlow can now be installed inline from yslow.org, no need to go to webstore
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Almost half million YSlow users whereas @googlechrome users just passed @firefox users: docs.google.com/spreadsheet/…
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