fsync is a CLI tool designed to sync files between devices. The protocol is entirely P2P, eliminating the need for a server or cloud instance.
Sync the ~/Pictures directory between two computers on a private network (Computer B has the pictures):
cd ~/Pictures
fsync listen --scan
cd ~/Pictures
fsync sync --scan
fsync is in early alpha. There is no gurantee on software quality or stability.
Read the LICENSE for copyright and warranty details.