| Class | Description | |
|---|---|---|
 | BaseLib2DElement | 2D element from library. |
| BaseLibAssembly | Base class for assemblies and devices from library. |
| BaseLibCable | A library cable. |
| BaseLibConnectableObject | Abstract class for all connectable objects. |
| BaseLibLeadingPart | Base class for all types of leading part (Grommet, Clip, Leading part). |
| BaseLibMechanicalPart | Base class for part based library components (part, back shell, housing). |
| BaseLibPinPart | Abstract class for all pin base objects. |
| BaseLibPinWithRequirementsPart | Abstract class for all pin objects with requirements. Abstract library part with pin with requirements. |
| BaseLibraryPart | Information about a part from the Library. |
| BaseLibSeal | Common seal. |
| BaseLibSpecialComponent | Abstract library special electrical component. |
| CountableLibraryPart | Countable library part. |
| Lib2DSymbol | 2D symbol library part. |
| LibAssembly | Assembly library part. |
| LibBackshell | Backshell library part. |
| LibBraidedSleeve | Braided sleeve library part. |
| LibCable | Library cable. |
| LibCableTie | Cable tie library part. |
| LibCapacitor | Capacitor from library. |
| LibCavityPlug | Cavity plug library part. |
| LibCavitySeal | Cavity seal library part. |
| LibClip | Clip library part. |
| LibConnectableObject | Connectable object library part. |
| LibConnector | Connector from library. |
| LibCrimpApplicator | Crimp applicator library part. |
| LibDevice | Device library part. |
| LibDrawingBorder | Drawing border library part. |
| LibDrawingHeader | Drawing header library part. |
| LibFlexibleTubing | Flexible tubing library part. |
| LibFuse | Fuse from library. |
| LibGrommet | Grommet library part. |
| LibGroupedPinInfo | Grouped pin information. |
| LibHousing | Connector housing library part. |
| LibLabel | Label library part. |
| LibLeadingPart | Leading part from library. |
| LibLight | Light from library. |
| LibLoom | Loom library part. |
| LibMultipleSeal | Multiple seal library part. |
| LibNail | Nail library part. |
| LibPart | Mechanical library part. |
| LibPinInfo | Pin information. |
| LibRelayContactor | Relay, contactor library part. |
| LibResistor | Resistor from library. |
| LibRibbonCable | Library ribbon cable. |
| LibSensorSwitchPushbutton | Sensor, switch, pushbutton library part. |
| LibShrinkTubing | Shrink tubing library part. |
| LibSignalDevice | Signal device library part. |
| LibSplice | Splice from library. |
| LibSurfaceProtection | Surface protection library part. |
| LibTerminal | Terminal library part. |
| LibUserDefinedAccessory | User-defined accessory library part. |
| LibWire | Wire from library. |
| LibWireSymbol | Wire symbol library part. |
| LibWireTerminal | Wire terminal library part. |
| LibWrapTape | Wrap tape library part. |
| OfflineLibraryPart | Auxiliary library part that represents the library part that is not available at this moment. |
| UncountableLibraryPart | Uncountable library part. |