Systems and methods to prioritize resources of projects within a collaboration environment are described herein. Exemplary implementations may: manage environment state information maintaining a collaboration environment, the environment state information including prioritized resource information identifying prioritized resources associated with units of work that support fulfilment of projects; manage information defining project-level graphical user interfaces of the projects; effectuate presentation of individual ones of the project-level graphical user interfaces including representations of prioritized ones of the resources for the individual projects; and/or perform other operations.