Hello there, I'm Rowan Merewood and rowan.fyi is where I share my various projects and posts ranging over graphics, mathematics, optical illusions, and arguably art. At work, I'm Developer Relations for Chrome at Google.
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Posts
Musaic box
Published: 12/11/2025Experimenting with Chrome's built-in AI APIs and Tone.js to create a vibe-based music box.
Color date picker
Published: 18/10/2025Quick and dirty entry for the Bad UX World cup where you use the system color picker to select a date.
Barnsley ferns
Published: 16/07/2023Quick version of the classic Barnsley Fern fractal with tweakable parameters.
Bouncy DVD logo
Published: 20/08/2022The classic bouncing DVD logo in with clean, efficient CSS animation.
Many circles
Published: 24/07/2022Optical illusion where the shapes might be moving in a straight line or rotating either way.
Love you, Satan
Published: 23/11/2021The "I love you" 🤟 and devil horns 🤘 emoji are surprisingly similar. Here's a fun tappable toggle between them.
Strange(r) Attraction
Published: 12/09/2021More chaotic attractors creating attractive animated artwork.
Atomatic
Published: 27/07/2020A classically (incorrect) view of atoms in the periodic table using Three.js
Create a printable zine
Published: 20/04/2020How to build a printable zine with the power of CSS grid and print stylesheets.
Conway's Game of Life
Published: 15/03/2020An emoji version of the classic cellular automata game. Tap the cells to create a pattern. Customize the emoji and then share it!
Rolling Circles
Published: 10/02/2020Each circle moves in a straight line but all together they appear to be rotating.
Müller-Lyer illusion
Published: 06/01/2020Animated SVG version of the Müller-Lyer illusion. None of the coloured lines are changing, they all remain the same length!
Building Rotavo part 2: Form and function
Published: 19/07/2019How to build a touch-sensitive rotating knob web component.
Building Rotavo part 1: You spin me right r⟳und
Published: 08/07/2019How to build a touch-sensitive rotating knob web component.