Dr. Stavros K. Filippidis

Informatics and Mathematics Teacher.
PhD in Informatics, MSc in Medical Informatics, BSc in Informatics, BSc in Mathematics.

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Free Software


QGreatstAtzenta: A tool for organizing your contacts


It is free software developed with the C++ programming language using Qt toolkit.

For the storage of your contacts an SQLite database is being used.

License: GNU GPLv3 or later.

Source code: GitHub repository.


QGreatstWeightCalculator: A tool for weight related calculations


It is free software developed with the C++ programming language using Qt toolkit.

License: GNU GPLv3 or later.

Source code: GitHub repository.


AGreatstWeightCalculator: A command line tool for weight related calculations


It is free software developed with the Ada programming language.

License: GNU GPLv3 or later.

Source code: GitHub repository.