When comparing Seafile vs Syncthing, the Slant community recommends Syncthing for most people. In the question“What are the best personal file-syncing solutions?” Syncthing is ranked 2nd while Seafile is ranked 9th. The most important reason people chose Syncthing is:
Licensed under [MIT](https://github.com/calmh/syncthing/blob/master/LICENSE).
Ranked in these QuestionsQuestion Ranking
Pro Free and open source
Seafile community edition is licensed under GPLv2 with source code available on GitHub.
Pro Client-side encryption
All files are transferred with AES 128 bit encryption.
Pro Free and open-source
Licensed under MIT.
Available for Linux, OS X and Windows and web.
Pro Reasonably active community forum
Pro Works out of the box
Requires no configuration to protect your privacy; it just works.
Pro Unofficial Android client available
An Android app was created by a third-party.
Con Requires maintenance
You have to manually keep the server and clients up to date.
Con In beta
Although mostly stable, such stability is not guaranteed, and support is only community driven. Caution advised.