There are device classes for the following families:

All (863 device classes) AbstractClasses(9), AcceleratorComponents(4), Acquisition(114), Application(1), Archiving(2), BeamDiagnostics(17), BeamlineComponents(21), Calculation(30), Communication(42), Controllers(6), CounterTimer(22), InputOutput(39), Instrumentation(96), Interlock(1), Laser(1), MagneticDevices(5), MeasureInstruments(59), Measurement(1), Miscellaneous(30), Monitor(1), Motion(159), Motors(2), OtherInstruments(40), PLC(1), PowerSupply(39), REST(1), RadioProtection(3), SampleEnvironment(5), Security(2), Simulators(15), SoftwareSystem(23), StandardInterfaces(20), System(3), Temperature(23), Training(2), Vacuum(29),

Below you will find device servers implementing classes of InputOutput family.

Device Server Family Manufacturer Products
wiimote InputOutput
texttalker InputOutput
devGC InputOutput
WagoScreen InputOutput
WagoRelay InputOutput
VFCADC InputOutput
VDOT32 InputOutput JanzTec VDOT32
TextToSpeech SoftwareSystem
TIP850u10 InputOutput
TIP850DAC InputOutput
TIP850ADC InputOutput
TIP830u20 InputOutput
TIP551 InputOutput
SingleShotDIO InputOutput
SingleShotAO InputOutput
SingleShotAI InputOutput
SSDIOInterface InputOutput
SIS3610 InputOutput
RetrigAO InputOutput
RetrigAI InputOutput
RaspberryPiIO
PyPLC InputOutput
PyPLC InputOutput
PicoAdc InputOutput
PiLCADCDAC InputOutput DESY PiLC
PhyMotionDIOM InputOutput, InputOutput Pythron, Pythron PhyMotion, PhyMotion
OmsMaxVIO InputOutput Oms MaxV
NIDaq InputOutput
ModbusPLC InputOutput
LabJackGasCab InputOutput LabJack U3

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