Freemium

Dropbox is an easy to use freemium cloud storage solution. It has a client sync utility for multiple platforms.

Open Source

FreeFileSync is a free open source backup software which helps you compare and synchronize files and folders on Windows, Linux and macOS.

rsync

Open Source

rsync is a utility for efficiently transferring and synchronizing files across computer systems, by checking the timestamp and size of files.

Tonido

Freemium

Tonido is remote access and home server software for network-attached storage.

Yandex.Disk

Freemium

Yandex.Disk is a cloud service created by Yandex that lets users store files on “cloud” servers and share them with others online. The service is based on syn…

Unison

Open Source

Unison is a file-synchronization tool for OSX, Unix, and Windows. It allows two replicas of a collection of files and directories to be stored on different ho…

DirSync Pro

Open Source

DirSync Pro is an open source synchronization and backup utility for Windows, Linux, macOS, and all other operating systems that run Java.

CmisSync

Open Source

CmisSync allows you to synchronize any CMIS-compliant ECM server with your local PC.

Bacula

Open Source

Bacula is an open-source, enterprise-level computer backup system for heterogeneous networks.

SpiderOak

Commercial

SpiderOak is a cloud-based backup and restore solution to protect against data loss.

CrashPlan

Freemium

CrashPlan backup software offers the best way to back up and store personal, business & enterprise data securely - offsite, onsite & online in the Cloud.

Duplicati

Open Source

Duplicati is a backup tool, not a file sync tool.

TeamDrive

Free Personal

TeamDrive is a software manufacturer that has specialized in creating solutions for secure collaborative work over the Internet.

Synkron

Open Source

Synkron is a multiplatform Qt application designed for synchronizing two or more folders. It is written in C++ and uses the Qt4 libraries. Synkron is distribu…