Synchronization

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

rsync is a file transfer program for Unix systems. rsync uses the "rsync algorithm" which provides a very fast method for bringing remote files into sync.

Open Source

WinMerge is an open source differencing and merging tool for Windows.

Open Source

GoodSync provides highly reliable file backup and synchronization for both individuals and businesses.

Cloudslinker is an efficient cloud storage transfer tool that operates entirely in the cloud, allowing users to initiate transfers via browser without any downloads. It continues to function even if the local PC loses power.

paid $6.0 / One-off (1 user)

ObjectBox empower edge computing with an edge device database and synchronization solution for Mobile & IoT. Store and sync data from edge to cloud.

Open Source

Viewer for Microsoft® SQL Server® CE database files (sdf)

Multiple Cloud Storage Manager: Migrate, move, sync, copy, backup and transfer cloud files with MultCloud, which supports Dropbox, Box, Google Drive, Mega, OneDrive and FTP, etc.

Beyond Compare allows you to compare files and folders.

Watch2Gether is an app that allows multiple people to watch the same content simultaneously and interact with each other while watching.

Sync Outlook and Google Calendars in real-time, share booking links, and view all your calendars in one view.

paid Free Trial $5.0 / Monthly (Starter)

hsqldb: Full-featured 100% Java ORDBMS

odrive aggregates all cloud storage. Access, sync, share, and encrypt everything in one place. Integrations to 20+ storage services, desktop sync, Linux support, placeholder files, zero-knowledge-encryption, web client, advanced sharing, and more!

freemium