Here are the classes, structs, unions and interfaces with brief descriptions:

CNimBLE2904	Descriptor for Characteristic Presentation Format
CNimBLEAddress	A BLE device address
CNimBLEAdvertisedDevice	A representation of a BLE advertised device found by a scan
CNimBLEAdvertisedDeviceCallbacks	A callback handler for callbacks associated device scanning
CNimBLEAdvertisementData	Advertisement data set by the programmer to be published by the BLE server
CNimBLEAdvertising	Perform and manage BLE advertising
CNimBLEBeacon	Representation of a beacon. See:
CNimBLECharacteristic	The model of a BLE Characteristic
CNimBLECharacteristicCallbacks	Callbacks that can be associated with a BLE characteristic to inform of events
CNimBLEClient	A model of a BLE client
CNimBLEClientCallbacks	Callbacks associated with a BLE client
CNimBLEConnInfo	Connection information
CNimBLEDescriptor	A model of a BLE descriptor
CNimBLEDescriptorCallbacks	Callbacks that can be associated with a BLE descriptors to inform of events
CNimBLEDevice	A model of a BLE Device from which all the BLE roles are created
CNimBLEEddystoneTLM	Representation of a beacon. See:
CNimBLEEddystoneURL	Representation of a beacon. See:
CNimBLEHIDDevice	A model of a BLE Human Interface Device
CNimBLERemoteCharacteristic	A model of a remote BLE characteristic
CNimBLERemoteDescriptor	A model of remote BLE descriptor
CNimBLERemoteService	A model of a remote BLE service
CNimBLEScan	Perform and manage BLE scans
CNimBLEScanResults	A class that contains and operates on the results of a BLE scan
CNimBLESecurity	A class to handle BLE security operations. Deprecated - provided for backward compatibility only.
CNimBLESecurityCallbacks	Callbacks to handle GAP events related to authorization. Deprecated - provided for backward compatibility only.
CNimBLEServer	The model of a BLE server
CNimBLEServerCallbacks	Callbacks associated with the operation of a BLE server
CNimBLEService	The model of a BLE service
CNimBLEUtils	A BLE Utility class with methods for debugging and general purpose use
CNimBLEUUID	A model of a BLE UUID