| JWMatrixButtons | Matrix buttons (scan+debounce+repeat) helper library. |
| JW_DWIN_RS485 | Libreria para pantallas DWIN via RS-485 usando ModbusMaster. |
| JW_FRAM | Libreria SPI FRAM con API estilo EEPROM para ESP32. |
| JW_MatrixButtons | Matrix button scanner with debounce, press/release/repeat events and HMI/PLC helpers. |
| JW_RTC | RTC library for DS3232M/DS3232 with clean JW-style API for JWPLC. |
| JW_SD | Libreria SD con API protegida para buses SPI compartidos. |