The present disclosure relates to a 3D bioprinter (1) comprising a base unit (2). The base unit (2) has a support (3) adapted for mounting of at least one toolhead (4), a communication interface part (5) for communication of data with the at least one toolhead (4), when mounted, and a base unit processing element (7) adapted to communicate with a toolhead processing element (8) of the at least one toolhead over said communication interface part (5). The present disclosure relates further to a 3D bioprinter toolhead. The present disclosure relates further to a method for bioprinting a construct.