An example apparatus may comprise a processor and a memory device including computer program code. The memory device and the computer program code, with the processor may cause the apparatus to execute a client application, the client application to consume a first protocol, the protocol having been produced by a Unified Extensible Firmware Interface UEFI wrapper driver; invoke, with the client application, the UEFI wrapper driver to perform at least one operation of the protocol; load a binary image of a worker application with the wrapper driver to invoke the at least one operation. The worker application calls at least one function of a software library to perform the at least one operation.