Arc

M5Stack 121, pay to turn stuff on/off over lightning network

arcbtc

A bitcoin point of sale terminal using the ESP32 based M5Stack

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arcbtc

<$8 Lightning Network PoS using a TFT and ESP32

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Use BIP39 words to locate anywhere in the world!

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Engaging with lightning network through RFID/NFC

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koopa- a cheap DIY watch-only bitcoin hardware wallet with eapaper display (only $15!)

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