| ESP32_RTC_EEPROM | EEPROM emulation that stores in RTC RAM. Survives deep sleep, but not reset or power loss. |
| ezTime | ezTime - pronounced "Easy Time" - is a very easy to use Arduino time and date library that provides NTP network time lookups, extensive timezone support, formatted time and date strings, user events, millisecond precision and more. |
| Heltec_ESP32_LoRa_v3 | Proper working library for "Heltec ESP32 LoRa v3" and "Heltec Wireless Stick v3" boards. |
| HotButton | Button library for Arduino. The usual, plus "if (button.event(LONG, SHORT, LONG))" and more. |
| LoRaWAN_ESP32 | ESP32 'persist' object for using deep sleep in combination with RadioLib LoRaWAN. |
| LVGL_CYD | Running LVGL on CYD, all the boilerplate stuff. |
| M5ez | Complete interface builder for the M5Stack, an ESP32 based mini tinker-computer |
| OOKwiz | Receiving/analysing/sending on-off-keying signals for radio remote controls 📱, weather stations 🌦️ and more. |
| spi_lcd_read | Tiny simple library to read data from registers on this class of simple and cheap SPI LCD controllers (ILI9341, ST7789, etc). |