Storage
Local files are suitable for loading/saving files from other mindmapping applications.
Format
Export your design as a PNG image.
Saved maps
Firebase offers real-time synchronization for true multi-user collaboration.
Server
Auth
Saved maps
Use this to access a generic DAV-like REST API.
URL
Maps stored in Google Drive have a permalink URL and can be shared with other users, if you allow this by setting proper permissions (inside Google Drive itself).
Format
Navigation
Manipulation
Editer
Autre
Lecture audio automatique
Désactiver la lecture audio
Lecture mot à mot 
Affichage dans une fenêtre
Réglages des couleurs
Niveaux de gris
Mode sombre 
Légende
métropoles: sièges sociaux de FTN, bourses, aéroports, etc.
détroits et isthmes
Interfaces maritimes
grandes organisations régionales