Syncthing

Syncthing is a file synchronization program.

At each startup of the application, the following settings are applied:

Disable automatic upgrades
Disable anonymous usage reporting
Disable NAT traversal
Disable global discovery
Disable local discovery
Disable relaying
Disable announcing LAN addresses

Additionally, the following defaults are set for new syncthing "folders":

Max total size of xattr: 10 MiB
Max size per xattr: 2 MiB
Enable send and sync of xattr
Enable send and sync of ownership