This paper presents the experience gained in work on two current Bulgarian projects aiming at the development of electronic resources for South-East European Studies, Slavic studies, Old Church Slavic, and to some extent, Byzantine studies. The first project was launched within the framework of the Research Support Scheme of Open Society Institute/Higher Education Support Programme (HESP) of the Open Society Institute and started in July 1997. Its aim is to provide a multimedia CD-ROM entitled ‘Cyril and Methodius and the Early Medieval Slavic World: Byzantium and the Slavs in the 9th century AD’. The second project aims at construction and maintenance of a specialised website “SCRIBE – Digitising Medieval Slavic Manuscripts in Bulgaria”. The Institute of Mathematics and Informatics and Open Society Fund in Sofia supported this endeavour in its initial steps in November 1997. During our real-life experience in the development of the projects our team encountered a large numb...