Open-source software for syncing and backing up files across Windows, macOS, and Linux by transferring only essential data.
Cost / License
- Freemium
- Open Source
Application type
Platforms
- Mac
- Windows
- Linux
- Flathub
- PortableApps.com
- Chocolatey




Air Explorer is described as 'Application that manages easily all your files in cloud servers (Google Drive, OneDrive, Dropbox, Mega, Box, Mediafire, WebDAV, Copy, Yandex,...) and FTP and SFTP services' and is a popular Cloud Storage service in the backup & sync category. There are more than 25 alternatives to Air Explorer for a variety of platforms, including Windows, Mac, Web-based, Android and Linux apps. The best Air Explorer alternative is FreeFileSync, which is both free and Open Source. Other great apps like Air Explorer are Rclone, Cyberduck, Koofr and odrive.
Open-source software for syncing and backing up files across Windows, macOS, and Linux by transferring only essential data.




Rclone ("rsync for cloud storage") is a command-line program to sync files and directories to and from different cloud storage providers.

Open source, easy to write scripts, many options.

A libre FTP, SFTP, WebDAV, S3, Backblaze B2, Azure & OpenStack Swift browser.




Koofr is a safe, secure and simple way to store, backup and share your documents, photos, videos and more. It offers up to 10 GB of free safe storage for your files with affordable upgrades and options to connect multiple cloud accounts.




Unify all your storage. odrive makes it easy to access, sync, and share all your files from one place. Integrations to 20+ services, desktop sync, CLI (inc. Linux), placeholders, zero-knowledge-encryption, web client, advanced sharing, and more.




Mount NAS, Router, Google Drive, OneDrive and Dropbox to a network drive on File Explorer. No need for synchronization and no need for web browsers!.




Mountain Duck lets you mount server and cloud storage as a disk in Finder on macOS and the File Explorer on Windows. Open remote files with any application and work like on a local volume.




Centralize management of numerous cloud accounts in a single platform, transfer data directly between services such as Dropbox, OneDrive, Google Drive, and FTP, automate transfers with scheduling, organize files using unified login, and track transfer history securely.




CarotDAV is a Simple WebDAV / FTP / SkyDrive / DropBox / GoogleDrive / Box / SugarSync client for Windows OS, available free of charge. It is also able to read GoogleDocs or IMAP.


Round Sync helps you to manage your files, everywhere you go, on your local device or on most cloud providers.




Air Cluster is an application to join all your clouds in a one big cloud. It supports multiple cloud servers as Google Drive, OneDrive, Dropbox, Mega, Box, WebDAV, Naver, Yandex, Baidu, SFTP... You can do your syncs and backups in the unified cloud.



Put the cloud on your desktop; access Amazon S3, Dropbox, Google Drive, OneDrive and more. WebDrive lets you edit files on corporate SFTP and SharePoint Servers as easily as editing any file on your computer.


First I was afraid, I was petrified, no GUI... then I looked at the doc 2 minutes and ok it's super simple to setup & use, great alternative to Air Explorer that does not exists yet on linux