ESP8266TeensyAddOn.v05

by PeskyProducts.

2 layer board of 0.71x0.86 inches (17.96x21.74 mm).
Shared on October 19th, 2015 01:34.

Small Teensy add-on board with all pins broken out. Added pullup to GPIO2 and changed antenna design.

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Arduino_8i_8o

by Piafhelec.

2 layer board of 2.70x2.10 inches (68.58x53.37 mm).
Shared on October 18th, 2015 21:37.

8-input (switches with pulldown resistors) + 8-output (open collectors) shield for arduino. Schematics, layout & BoM

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Nixie IN-12 board

by diycrap.

2 layer board of 3.59x2.65 inches (91.14x67.31 mm).
Shared on October 18th, 2015 19:52.

Driving four IN-12 Nixie tubes with shift registers. Several boards can be cascaded. Disclaimer. The IN-12s must be mounted on the back side of the board, since the pin out is wrong.

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I2C IO

by amol-ven.

2 layer board of 3.41x2.11 inches (86.51x53.49 mm).
Shared on October 18th, 2015 19:35.

I2C io expanssion card for single board computers

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FigTroniX - Antenna Tuner Ver 2 - KD5VMF

by KD5VMF.

2 layer board of 2.51x1.01 inches (63.65x25.55 mm).
Shared on October 18th, 2015 18:48.

KD5VMF@GMAIL.COM

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