Various digital tools exist for Project Management which applies various project management methodologies, and new tools are created or existing ones are improved due to needs of Project Management industry. Whereas, they may have some gaps. This thesis will develop a unified storable model to support financial flow of a project by applying object-oriented programming methodologies to project management software. OOP provides some benefits such as reusability, flexibility. The thesis has been accomplished in collaboration with Project Management Laboratory of Politecnico di Torino and purpose of the thesis is to develop software that presents reusable object models for project finance. This platform is considered as Python based webapplication which enables digital environment for Project Management.