The effective sharing of high-quality teaching and scientific research resources in colleges and universities can realize the complementary advantages between colleges and universities, and improve the overall education and teaching quality of colleges and universities. Through the introduction of SaaS and a brief analysis of the resource sharing situation in domestic universities, the application service scenario of university teaching and scientific research resource sharing that can apply the SaaS idea is proposed. Compared with other solutions, it brings faster deployment time and lower deployment time. cost, and a more convenient user experience, and designed the architecture of a SaaS-based digital resource sharing platform for colleges and universities. At the same time, the sharing mechanism was studied, and suggestions for the standardization of shared resources were put forward.