Best self-hosted File Transfer & Synchronization apps
File transfer, sharing and synchronization software software.
19 open source File Transfer & Synchronization tools you host on your own server — with full control of your data and no per-user cost.
Syncthing
★ 85,702Syncthing continuously syncs files between your devices, encrypted and peer-to-peer, with no central server. It's the alternative to Dropbox for people who don't want a third-party cloud: files go straight from one machine to another.
Puter
★ 42,384Web-based operating system designed to be feature-rich, exceptionally fast, and highly extensible.
Nextcloud
★ 35,889Nextcloud is a complete private-cloud suite: files, calendar, contacts, email, calls and document editing. It's the most robust self-hosted alternative to Google Drive and Microsoft 365, with a huge ecosystem of apps.
Cloudreve
★ 28,157File management and sharing system, supports multiple storage providers.
Seafile
★ 14,882File hosting and sharing solution primary for teams and organizations.
ownCloud
★ 8,794All-in-one solution for saving, synchronizing, viewing, editing and sharing files, calendars, address books and more.
OpenCloud
★ 5,616File Sharing and Collaboration Platform.
Unison
★ 5,375Unison is a file-synchronization tool for OSX, Unix, and Windows.
Kinto
★ 4,416Minimalist JSON storage service with synchronisation and sharing abilities.
Peergos
★ 2,424Secure 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.
Pydio
★ 2,222Turn any web server into a powerful file management system and an alternative to mainstream cloud storage providers.
Sync-in
★ 1,458File storage, syncing, sharing, and collaboration with real-time editing, permission management, and desktop/CLI clients.
bewCloud
★ 1,198File sharing + sync, notes, and photos (alternative to Nextcloud and ownCloud's RSS reader).
FileRun
Complete solution for your files with integration with Google and Office.
Git Annex
File synchronization between computers, servers, external drives.
OpenSSH SFTP server
Secure File Transfer Program.
Resilio Sync
Proprietary peer-to-peer file synchronisation tool.
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.
Yetishare
Powerful file hosting script with support for Amazon S3, Wasabi, Backblaze, local, direct and SFTP storage.
Frequently asked questions
What are the best self-hosted File Transfer & Synchronization tools?
Among the 19 options, the most popular include Syncthing, Puter, Nextcloud. Compare license, platform and popularity in the list below.
Is there a free open source alternative for File Transfer & Synchronization?
Yes — all 19 tools on this page are open source and you run them on your own server, with no monthly fee.
Where can I host a File Transfer & Synchronization app?
On a home server (homelab) or a cheap VPS from ~€4/mo. See the suggestions on this page.