Argus: Hardware and software system for automatic or semi-automatic photo taking. - Zsolt Szecsi; Károly Simon; Levente Szelyes (SISY, 2015)

Legendárium navigator: Software system for supporting transylvanian tourism. - Attila Barna Mate; Roland Nagy; Zsolt Szecsi; Denes-Balint Kelemen-Feher; Károly Simon (SISY, 2016)

Legendárium Nagyappó: Augmented Reality-Based Audiobook Application. - Zsolt Dongolo; Kinga Kovacs; Károly Simon; Zsolt Szecsi (SISY, 2018)