GitHub - SpenceKonde/megaTinyCore: Arduino core for the tinyAVR 0/1/2-series - Ones's digit 2,4,5,7 (pincount, 8,14,20,24), tens digit 0, 1, or 2 (featureset), preceded by flash in kb. Library maintainers: porting help available!
Robodo ATTINY85 Digispark ATtiny 85 Arduino-Enabled Mini USB Dev Board : Amazon.in: Industrial & Scientific
ATtiny3224/1614/1604 dev board Arduino compatible from Azduino by Spence Konde on Tindie
Portable Power - DIYODE Magazine
Dasduino LITE ATTiny1604
ATtiny Development Boards are Compatible with Arduino IDE - Electronics-Lab.com
ATtiny3224/1614/1604 dev board Arduino compatible from Azduino by Spence Konde on Tindie