This study aims to present the challenges and explore new opportunities offered by contemporary information technologies for the innovative study of the Cyrillic alphabet. The focus is on the concepts and activities, whose primary goal is the compilation of a digital Repositorium of data from primary medieval epigraphic and manuscript sources dating from the 9th to the 14th centuries. This repository will provide new services for determining the origin, defining, and systematizing the South Slavic manuscripts preserved in various libraries, from the perspective of their paleographic and codicological features. By leveraging modern digital technologies incl. Computer Vision and AI Techniques in the systematization of target objects, the study seeks to foster a fresh understanding of the history of the Cyrillic alphabet.