| Base32-Decode | Base32 decoder; able to handle both binary and string encoded data. |
| CurrentTransformerWithCallbacks | Coil, Current Transformer (CT) based AC current measurements using fast ADC sampling of waveform |
| OptoDebounce | 100Hz opto debouncer. |
| TOTP-RC6236-generator | Time based one time password generator; complies with RFC 6238 |