| NVSRAM | Arduino library for Microchip 23LCV512 and 23LCV1024 NVSRAM. |
| r4SwRTC | A simple software RTC library for Arduino UNO R4. |
| SerialCmd | Just another library to tokenize and parse commands. |
| wdt_samd21 | A very simple library for the management of the WDT on ATSAMD21. |