List of Top Free Open Source & Self Hosted Application for File Transfer & Synchronization

File transfer, sharing and synchronization software software.

• Git Annex – File synchronization between computers, servers, external drives. GPL-3.0 Haskell
• Kinto – Kinto is a minimalist JSON storage service with synchronisation and sharing abilities. Apache-2.0 Python
• myDrive – Fully featured online storage solution, upload/download files, photo/video viewer, and more, all through the web client. GPL-3.0 Nodejs
• Nextcloud – Access and share your files, calendars, contacts, mail and more from any device, on your terms. AGPL-3.0 PHP
• OpenSSH SFTP server – Secure File Transfer Program. BSD-2-Clause C
• ownCloud – All-in-one solution for saving, synchronizing, viewing, editing and sharing files, calendars, address books and more. AGPL-3.0 PHP
• Peergos – Secure and private space online where you can store, share and view your photos, videos, music and documents. Also includes a calendar, news feed, task lists, chat and email client. AGPL-3.0 Java
• Pydio – Turn any web server into a powerful file management system and an alternative to mainstream cloud storage providers. AGPL-3.0 Go
• Samba – Samba is the standard Windows interoperability suite of programs for Linux and Unix. It provides secure, stable and fast file and print services for all clients using the SMB/CIFS protocol. GPL-3.0 C
• Seafile – File hosting and sharing solution primary for teams and organizations. GPL-2.0/GPL-3.0/AGPL-3.0/Apache-2.0 C
• Syncthing – Syncthing is an open source peer-to-peer file synchronisation tool. MPL-2.0 Go
• Unison – Unison is a file-synchronization tool for OSX, Unix, and Windows. GPL-3.0 OCaml

Ashwani K

 
👤 About the Author
Ashwani is passionate about DevOps, DevSecOps, SRE, MLOps, and AiOps, with a strong drive to simplify and scale modern IT operations. Through continuous learning and sharing, Ashwani helps organizations and engineers adopt best practices for automation, security, reliability, and AI-driven operations.
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