The National Repositories of Theses is a project developed by OpenCiencia in cooperation with Mexican and Guatemalan universities. The aim is to standardize bachelor, master and doctoral theses meeting international scientific criteria. Likewise, the repositories is a project to standardize the processes concerning mentoring and evaluation of theses. This approach guarantees the high quality of research products that aid to solve national issues and new knowledge production. In turn, it positively impacts Science and Technology indices. The repositories operate under the Open Access Movement.