The following people have been involved in developing KAPPA:
- George Oblapenko
- Ilya Alekseev
- Anastasiya Demko
- Vladimir Istomin
- Anton Karpenko
- Olga Kornienko
- Alena Kosareva
- Mariia Mekhonoshina
- Mariia Nabokova
- Ksenia Papina
- Aleksei Savelev
- Bechina Anna
- Maxim Melnik
- Lorenzo Campoli