nsync is a free, open source software that performs synchronization of your data between desktop PCs, laptops, USB drives and more.

nsync is a free, open source software that performs synchronization of your data between desktop PCs, laptops, USB drives and more.

Attic is a deduplicating backup program written in Python. The main goal of Attic is to provide an efficient and secure way to backup data. Only the changes are stored.