Developed with Algodoo http://www.algodoo.com/
Countryballs by Countryflags.com https://www.countryflags.com/, commercial use license agreement
Logo, banner and visuals by Jérome Cros
Music by ANtarcticbreeze Music, through patreon : https://www.patreon.com/antarcticbreeze/posts
National anthems by National Anthems https://nationalanthems.info/
Sounds through Freesound https://freesound.org/, Licence CC0 1.0 Universal
Shot with OBS studio https://obsproject.com/
Edited with OpenShot Video Editor https://www.openshot.org/