Hello there, I'm Rowan Merewood and this is where I share my various projects and posts. At work, I lead the web side of Developer Relations for Privacy Sandbox at Google. You can say hello back across these various networks:

Posts

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Modern noise

Published: 01/04/2025

A noise machine for today's modern world.

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Lorenz Attractor

Published: 14/05/2024

Animated version of the Lorenz Attractor using Three.js

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Barnsley ferns

Published: 16/07/2023

Quick version of the classic Barnsley Fern fractal with tweakable parameters.

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Anamorphosis

Published: 18/02/2023

A flat pattern turns into a three-dimensional image when folded.

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Bouncy DVD logo

Published: 20/08/2022

The classic bouncing DVD logo in with clean, efficient CSS animation.

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Peg Solo

Published: 08/08/2022

It's peg solitaire but with cats.

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Many circles

Published: 24/07/2022

Optical illusion where the shapes might be moving in a straight line or rotating either way.

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Love you, Satan

Published: 23/11/2021

The "I love you" 🤟 and devil horns 🤘 emoji are surprisingly similar. Here's a fun tappable toggle between them.

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Strange(r) Attraction

Published: 12/09/2021

More chaotic attractors creating attractive animated artwork.

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Strange Attraction

Published: 31/05/2021

Chaotic attractors creating attractive artwork.

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Fractious

Published: 26/02/2021

A WebGL-based viewer for the Mandelbrot set.

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Click 4 Cats

Published: 20/01/2021

You click, you get cats.

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Atomatic

Published: 27/07/2020

A classically (incorrect) view of atoms in the periodic table using Three.js

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Persistence of memory

Published: 01/05/2020

Dali's La persistencia de la memoria

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Create a printable zine

Published: 20/04/2020

How to build a printable zine with the power of CSS grid and print stylesheets.

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Conway's Game of Life

Published: 15/03/2020

An emoji version of the classic cellular automata game. Tap the cells to create a pattern. Customize the emoji and then share it!

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Rolling Circles

Published: 10/02/2020

Each circle moves in a straight line but all together they appear to be rotating.

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Müller-Lyer illusion

Published: 06/01/2020

Animated SVG version of the Müller-Lyer illusion. None of the coloured lines are changing, they all remain the same length!

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Building Rotavo part 2: Form and function

Published: 19/07/2019

How to build a touch-sensitive rotating knob web component.

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Building Rotavo part 1: You spin me right r⟳und

Published: 08/07/2019

How to build a touch-sensitive rotating knob web component.

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Shadowy depths

Published: 05/07/2019

Stacking simple animations creates seemingly random movement.

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Zine Machine

Published: 06/06/2019

A printable zine using CSS Grid and print styles.

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Rotavo

Published: 11/03/2019

Twiddle the knobs to create diverting doodles.