When comparing Syncthing vs HTTP File Server (HFS), the Slant community recommends Syncthing for most people. In the question“What are the best apps to transfer files between two computers in LAN?” Syncthing is ranked 7th while HTTP File Server (HFS) is ranked 8th. The most important reason people chose Syncthing is:
Licensed under [MIT](https://github.com/calmh/syncthing/blob/master/LICENSE).
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Free and open-source
Licensed under MIT.
Pro Cross-platform
Available for Linux, OS X and Windows and web.
Pro Works out of the box
Requires no configuration to protect your privacy; it just works.
Pro Reasonably active community forum
Pro Unofficial Android client available
An Android app was created by a third-party.
Pro Free and Open Source
GNU GPL.
Pro Only needs to be installed on one of the machines
The client just needs a web browser. Even mobile devices can use it, both for uploads and downloads.
Pro Portable
You can run it from a USB stick or something.
Cons
Con In beta
Although mostly stable, such stability is not guaranteed, and support is only community driven. Caution advised.
Con Server must be run on Windows
It does run properly on WINE, so you can make it work on Linux. It's just harder to install. The client, on the other hand, can be anything with a web browser.