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Tag: Open Source

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Releasing code into the wild: licensing, maintenance, and the open-source projects and snippets shared here over the years.


2026


  1. Introducing LUX Sidecar: Your SpeedCurve Companion

  2. Meet Your Users Where They Are with Obs.js

2025


  1. Obs.js: Context-Aware Web Performance for Everyone

2024


  1. Licensing Code on CSS Wizardry

2016


  1. Improving Your CSS with Parker

2014


  1. CSS Guidelines 2.0.0

2013


  1. Introducing csswizardry-grids

2012


  1. A new CSS Wizardry

  2. My Git workflow for inuit.css

  3. Announcing pr.ofile.me

  4. inuit.css v4.0.0 — OOCSS, Sass and more

2011


  1. What is inuit.css?

  2. Introducing igloos — inuit.css gets plugins

  3. Introducing inuit.css

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Hi there, I’m Harry Roberts. I am an award-winning Consultant Web Performance Engineer, designer, developer, writer, and speaker from the UK. I write, Tweet, speak, and share code about measuring and improving site-speed. You should hire me.


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I help teams achieve class-leading web performance, providing consultancy, guidance, and hands-on expertise.

I specialise in tackling complex, large-scale projects where speed, scalability, and reliability are critical to success.