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Beginners Guide to 3D Printing - Anet A8 DIY 3D Printer Kit
Control Daikin AC From Anywhere With Beautiful UI and Losant
Laying Out the Board
Assembling the Board
PCB Concepts and Materials
Circuit Board Design Class
Attiny85 Wireless Weather Sensor
Remote Temperature Monitor, Using Arduino, Raspberry Pi and XBee Modules
How To Make Your Own Sugru Substitute
WiFi Stunt Car
You are right this is a detail that I did not share, but the price of the various parts are :- 30 pixels : 14 Euros- ATtiny : 1 Euro- Resitors/Capacitors : 2 EurosSo for less than 20 Euro you can build your own.I'm updating the article to include this.
USB NeoPixel Deco Lights (via Digispark / ATtiny85)
Blinky Bike a light system for bikes