The External device symbol file contains the symbols and variables of the equipment configuration tool.
BLUE supports the following configuration tools:
| Manufacturer | Driver | File Type | Supported Devices |
| Beckhoff Automation GmbH | Beckhoff TwinCAT ADS/AMS | TwinCAT TPY File (.tpy) | Supported Devices |
| CoDeSys Automation Alliance | CoDeSys V3 Ethernet | SoMachine Symbol File (.XML) | Supported Devices |
| SoMachine Motion Symbol File (.XML) | Supported Devices | ||
| OMRON Corporation | CS/CJ/NJ Series EtherNet/IP | Omron Clipboard Copy Symbols (.TXT) | Supported Devices |
| OPC Foundation | OPC UA Connection | - | Supported Devices |
| Rockwell Automation, Inc. | EtherNet/IP | Rockwell L5K File (.L5K) | Supported Devices |
| Rockwell CSV File (.CSV) | Supported Devices | ||
| Schneider Electric SA | Modbus SIO Master | SoMachine Basic File only MODBUS (.SMBP) | Supported Devices |
| Modbus TCP Master | SoMachine Basic File only MODBUS (.SMBP) | Supported Devices | |
| XVM Unity-Pro File (.XVM) XSY Unity-Pro File (.XSY) XVM EcoStruxure Control Expert File (.XVM) XSY EcoStruxure Control Expert File (.XSY) |
Supported Devices | ||
| PacDrive | SoMachine Motion Symbol File (.XML) PacDrive EPAS-4 Symbol File (.SYM_XML) |
Supported Devices | |
| Machine Expert Network | SoMachine Symbol File (.XML) | Supported Devices | |
| SoMachine Motion Symbol File (.XML) | Supported Devices | ||
| Siemens AG | TIA Portal Ethernet | Project file (.ap**) | Supported Devices |
For symbol import procedures, see the following.