Szkolny.eu is the best e-journal application for parents and students . The Szkolny.eu application is now open source. We invite you to develop the application: https://szkolny.eu/github/android Extensive functionality and support for several accounts at the same time makes it an indispensable tool for every parent and student. Now you can communicate with teachers even easier thanks to the messaging option. It is the only application that has support for all the most popular e-journals.