The Best FTPbox Alternatives for Self-Hosted File Synchronization
FTPbox is an excellent open-source solution for synchronizing your files to your own host via FTP, offering the freedom to access your data anywhere without relying on expensive third-party storage. However, if you're looking for different features, broader platform support, or a slightly different approach to self-hosted or cloud-based file synchronization, several robust FTPbox alternative options are available. This article explores some of the top contenders that can meet your file management needs.
Top FTPbox Alternatives
Whether you prioritize extensive features, open-source freedom, or seamless integration with other services, you'll find a suitable replacement for FTPbox among these options.

Dropbox
Dropbox is the world's leading online storage and file sync service, offering 2GB of free space. While not open-source, it's a powerful FTPbox alternative for those willing to use a freemium service, available across Mac, Windows, Linux, Web, Android, iPhone, and many other platforms. Key features include selective synchronization, unlimited storage, cloud sync, backup capabilities, and extensive file sharing options, making it ideal for both personal and professional use.

FileZilla
FileZilla is a powerful, open-source FTP-client known for its ease of use and extensive features, making it a direct competitor to FTPbox for those primarily focused on FTP transfers. It's available on Mac, Windows, Linux, BSD, and PortableApps.com, offering reliable and fast file transfer, ad-free experience, and support for SFTP, perfect for managing files directly on your server.

Koofr
Koofr is a secure and simple freemium service for storing, backing up, and sharing files, offering up to 10GB of free storage. While not open-source, its robust feature set, including cloud sync, file management, and integration with Amazon, Dropbox, Google Drive, and OneDrive, makes it a strong FTPbox alternative. It supports Mac, Linux, Web, Android, iPhone, and more, and features real-time collaboration and two-factor authentication.

Syncany
Syncany is an open-source cloud storage and filesharing application that allows users to backup and share folders using various storage types, similar to FTPbox but with broader storage options. It's available for Mac, Windows, and Linux, focusing on cloud storage, file sharing, and file synchronization, providing a flexible and free alternative for self-hosting enthusiasts.

Freehold
Freehold is an open, secure, and lightweight platform for files and data, making it an excellent open-source FTPbox alternative for those seeking efficiency. It runs on Mac, Windows, and Linux, and offers core features like cloud storage, file management, file sharing, and file synchronization, even on low-power devices like a Raspberry Pi.

Synology Cloud Station
Synology Cloud Station is a commercial, self-hosted solution that synchronizes data across all your devices, making it a robust FTPbox alternative for those with a Synology NAS. It supports Mac, Windows, Linux, Android, and iPhone, focusing on file sharing and folder sync to build a private cloud and ensure files are readily accessible.

CmisSync
CmisSync is an open-source solution that securely syncs files and folders to your enterprise file server (on-premise or private cloud), rather than a public cloud, positioning it as a secure FTPbox alternative for business environments. Available on Mac, Windows, and Linux, it provides features like file-sync, folder sync, file sharing, and location-based synchronization.

Teknik Uploads
Teknik Uploads is a free, open-source web-based platform dedicated to the advancement of technology and ideas, providing encrypted file sharing. While not a direct sync tool like FTPbox, it serves as a straightforward alternative for sharing files securely over the web, making it useful for quick data exchange.

Filestash
Filestash is a powerful open-source, self-hosted, and SaaS file manager that acts like Dropbox but allows you to manage data from various locations, including FTP, SFTP, WebDAV, Git, S3, Minio, Dropbox, and Google Drive. As a comprehensive FTPbox alternative, it offers cloud storage, file management, sharing, and sync, along with integrated FTP/SFTP client, music player, and video streaming on the web.

CopyBucket
CopyBucket is a freemium, web-based cloud clipboard that provides the power of cloud-storage with the ease of copy/paste. While not a direct file synchronization tool like FTPbox, it's a unique alternative for quickly sharing and collaborating on small files or snippets of data in real-time.
Choosing the best FTPbox alternative depends entirely on your specific needs, whether you prioritize open-source solutions, multi-platform compatibility, advanced sharing features, or integration with existing infrastructure. Explore these options to find the perfect fit for your file synchronization and storage requirements.