The best open source alternative to Syncthing is FreeFileSync. If that doesn't suit you, our users have ranked more than 100 alternatives to Syncthing and loads of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Syncthing are rsync, Syncthing-Fork, Koofr and Hoodik.
Open-source software for syncing and backing up files across Windows, macOS, and Linux by transferring only essential data.
UI is not as nice; some features seem to be available only after donating (so “Freemium”, not free)
rsync is a software application for Unix which synchronizes files and directories from one location to another while minimizing data transfer using delta encoding when appropriate. An important feature of rsync not found in most similar programs/protocols is that the mirroring...
rsync is a pure command line client, requiring explicitly the command to be typed, with accurate data on the destination whereas Syncthing seems to run in background. This would require to use rsync plus something else (e.g. a scheduler, cron, acron, pick one)
I like rsync as an alternative to synthing because it can do pretty much the same. I like to use rsync for one off transfers or backups and syncthing for mirror syncronization.
they have some overlapping features but are pretty different tools. rsync is much more powerful in the diversity of things it can do and is purely command line. syncthing has a web interface (in addition to cli for those who are so inclined) and device apps and is simpler to set up. rsync will easily let you hose your files if you use it wrong whereas syncthing is more set up to avoid that.
Comprehensive file sync solution featuring individual sync settings per device and folder, Android-optimized interface, efficient battery-saving options, two-way SD card sync on Android 11+, and robust encrypted folder support for security.
Syncthing-Fork is enhancement version of original Android app.
Syncthing alone was not working for me to transfer files from work profile to personal profile so installed each syncthing and its fork and it worked.
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.
Hoodik is a lightweight, secure, and self-hosted cloud storage solution. It's designed and built with Rust and Vue, focusing on end-to-end encryption that shields your data from prying eyes and hackers.
Not the same functionality, Syncthing is primarily file syncing
Unison is a file-synchronization tool for POSIX-compliant systems (e.g. *BSD and GNU/Linux), macOS and Windows, with the caveat that the platform must be supported by OCaml. It allows two replicas of a collection of files and directories to be stored on different hosts (or diffe.
Facilitates encrypted peer-to-peer file sharing across major platforms using unique code phrases for authentication, ensuring end-to-end security, resumable transfers, direct device pairing without accounts, no external data storage, and simple installation.
A Dropbox-like file manager that let you manage your data anywhere it is located: FTP, SFTP, WebDAV, Git, S3, Minio, Dropbox, Google Drive.
SparkleShare is a Free Open Source syncing tool. Its light, secure and easy to use. SparkleShare allows you to setup your own servers so you always keep control on your data.
This package provides a library and a command-line tool named wormhole, which makes it possible to get arbitrary-sized files and directories (or short pieces of text) from one computer to another.
Allows secure, high-speed file transfers across multiple devices on a local network, requires installation on each device, supports auto-detection, port selection, custom codes, and offers a themeable, easy-to-use interface requiring no server configuration.
Trustless collaboration platform with decentralized file-sharing, collaborative editing, cheap storage, privacy controls, onchain team and community access, website and blog publishing, open workflows, customizable spaces, and alternatives to traditional online suites.
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FreeFileSync is less prone to errors. I trust it more than Syncthing.