A luminaire driver comprising: - a driver housing with a plurality of walls, provided with input connector elements (11, 12) for connection to a power supply and output connector elements (13, 14) for connection to at least one light source; - a driver circuitry arranged in said driver housing between said input connector elements and said output connector elements, and configured to perform a driving function of the at least one light source; - a receiving means configured for receiving at least one pluggable module, said at least one pluggable module comprising a first circuitry associated with a first protocol and second circuitry associated with a second protocol, said second protocol being different from said first protocol; wherein the receiving means is configured such that the at least one pluggable module can be received from outside of the driver housing, wherein the receiver means is configured such that at least one of the first circuitry and the second circuitry is connected to the driver circuitry when the at least one pluggable module is plugged in the receiving means; - characterized in that the driver housing is provided with at least first and second control connector elements (16 and/or 16'; 17 and/or 17') which are configured to be connected to the first and second circuitry (41, 42), respectively, when the at least one pluggable module is plugged in the receiving means; wherein the at least first and second control connector elements are arranged such that they are accessible by a user from outside of the driver housing; and in that the luminaire driver further comprises internal circuitry configured to recognize the presence and/or the type of the at least one pluggable module when the at least one pluggable module is plugged in the receiving means; and in that the input connector elements (11,12), the output connector elements (13, 14), and the first and second control connector elements (16 and/or 16'; 17 and/or 17') are provided at or in the plurality of walls of the driver housing, such that the connector elements (11, 12, 13, 14, 16 and/or 16', 17 and/or 17') are available at the outside of the driver housing for being connected to respective components. - a driver housing with a plurality of walls, provided with input connector elements (11, 12) for connection to a power supply and output connector elements (13, 14) for connection to at least one light source; - a driver circuitry arranged in said driver housing between said input connector elements and said output connector elements, and configured to perform a driving function of the at least one light source; - a receiving means configured for receiving at least one pluggable module, said at least one pluggable module comprising a first circuitry associated with a first protocol and second circuitry associated with a second protocol, said second protocol being different from said first protocol; wherein the receiving means is configured such that the at least one pluggable module can be received from outside of the driver housing, wherein the receiver means is configured such that at least one of the first circuitry and the second circuitry is connected to the driver circuitry when the at least one pluggable module is plugged in the receiving means; - characterized in that the driver housing is provided with at least first and second control connector elements (16 and/or 16'; 17 and/or 17') which are configured to be connected to the first and second circuitry (41, 42), respectively, when the at least one pluggable module is plugged in the receiving means; wherein the at least first and second control connector elements are arranged such that they are accessible by a user from outside of the driver housing; and in that the luminaire driver further comprises internal circuitry configured to recognize the presence and/or the type of the at least one pluggable module when the at least one pluggable module is plugged in the receiving means; and in that the input connector elements (11,12), the output connector elements (13, 14), and the first and second control connector elements (16 and/or 16'; 17 and/or 17') are provided at or in the plurality of walls of the driver housing, such that the connector elements (11, 12, 13, 14, 16 and/or 16', 17 and/or 17') are available at the outside of the driver housing for being connected to respective components. and second control connector elements (16 and/or 16'; 17 and/or 17') which are configured to be connected to the first and second circuitry (41, 42), respectively, when the at least one pluggable module is plugged in the receiving means; wherein the at least first and second control connector elements are arranged such that they are accessible by a user from outside of the driver housing; and in that the luminaire driver further comprises internal circuitry configured to recognize the presence and/or the type of the at least one pluggable module when the at least one pluggable module is plugged in the receiving means; and in that the input connector elements (11,12), the output connector elements (13, 14), and the first and second control connector elements (16 and/or 16'; 17 and/or 17') are provided at or in the plurality of walls of the driver housing, such that the connector elements (11, 12, 13, 14, 16 and/or 16', 17 and/or 17') are available at the outside of the driver housing for being connected to respective components.