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ESP32 library for ACME protocol client (to get certificates)
...Sites such as letsencrypt.org allow you to obtain free (no charge) certificates in an automated way using the ACME protocol, and its extension ARI (rfc9773) to cope with renewal information.
This library allows you to get certificates for IoT devices based on the ESP32.
More info in https://sourceforge.net/p/esp32-acme-client/code/HEAD/tree/trunk/Readme.md.
Specific configuration examples and technology overview is in https://sourceforge.net/p/esp32-acme-client/code/HEAD/tree/trunk/components/acmeclient/Configurations.md.
You can get this component from Espressif's component registry ( https://components.espressif.com/components?...
Connected GM Counter device (IoT) for radioactivity measure
...The counter is the hardware part of the overall A-GM project aimed for providing a long-term continuous measurement of the radioactivity level.
see also A-GM Manager at https://www.instructables.com/id/DIY-Radioactivity-Counter-IoT-and-Eco-system/
** IMPORTANT ** : From v1.4, Arduino Nano require Optiboot bootloader to work, other boot crashes.