BleCommA Simple iOS BLE Communication Library as CocoaPodLicense: MITSwiftBleCommCSimple BLE Communication Library (Objective C Version) as CocoaPodLicense: MITObjective CPSoC4FirmwareUpdateiOSBootloader based firmware update library for PSoC4 BLE (4200), The example app has a bluetooth version of the firmware updater. The sample project used for the updater is at https://github.com/perusworld/PSoC4OTAUpdateLicense: MITSwift