GoKawiilChaos Computer Club's Blinkenlights turns city buildings into giant pixel displays
Project Blinkenlights, started by the Chaos Computer Club in 2001 with the Haus des Lehrers installation in Berlin, has expanded into a series of large-scale interactive light installations across three continents, including Arcade in Paris, Stereoscope in Toronto, and the newer color-capable Polychrome. The project also offers a Movie Converter tool letting anyone turn their own videos into low-resolution GIFs or WebP animations matching the installations' pixelated style.
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Blinkenlights represents a long-running example of hacker culture turning architecture into public art and interactive media, blurring the line between building and computer display. Its evolution from monochrome to color over two decades shows sustained grassroots creative engineering outside commercial tech development.
- Blinkenlights began in 2001 as a Chaos Computer Club birthday project in Berlin.
- The concept expanded into installations in Paris, Toronto, and beyond, culminating in the color-based Polychrome.
- A public Movie Converter tool lets users create their own pixelated animations in the project's style.
Adafruit NeoPixel RGB LED Strip — If Project Blinkenlights makes you want to turn your own window into a pixel display, addressable NeoPixel strips are the classic starting point. Each LED is individually controllable in full color, so you can drive animations from an Arduino or Raspberry Pi and build your own mini facade matrix.
See Adafruit NeoPixel RGB LED Strip on Amazon → Affiliate link — we may earn a commission on purchases, at no extra cost to you. Product picked by AI based on this article; it is not a tested recommendation.Source: blinkenlights.de, 2026-09-11
Published there as: “Project Blinkenlights”
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