August 18th, 2024

Syncthing – A decentralized continuous file synchronization program

Syncthing is an open-source file synchronization program that ensures data privacy through TLS encryption, supports multiple operating systems, and offers commercial support from Kastelo for enhanced development resources.

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Syncthing – A decentralized continuous file synchronization program

Syncthing is a continuous file synchronization program that enables real-time file syncing between multiple computers while ensuring data privacy and security. Users maintain control over their data, as it is not stored on any central server, thus protecting it from unauthorized access. The program employs TLS encryption, including perfect forward secrecy, to secure communications and uses strong cryptographic certificates to authenticate devices, allowing only authorized connections. Syncthing is open-source, with all source code available on GitHub, promoting transparency in its development and operation. It is designed to be user-friendly, allowing synchronization of multiple folders across various devices without the need for complex configurations. The software is compatible with multiple operating systems, including macOS, Windows, Linux, and others, and can be managed through a web interface. Kastelo provides commercial support and development resources for Syncthing, further enhancing its capabilities.

- Syncthing offers real-time file synchronization while ensuring data privacy.

- The program uses TLS encryption and strong cryptographic certificates for security.

- It is open-source, promoting transparency and community involvement.

- Syncthing is compatible with various operating systems and easy to set up.

- Commercial support is provided by Kastelo, enhancing development resources.

Link Icon 6 comments
By @xyse53 - 6 months
syncthing seems pretty solid to me and I've used it a little, but...

There's pushback on the killer feature that I want. I want to be able to sync photos from my phone and clear them automatically so I don't run out of room. I've been told there are ways to do this but they all feel brittle. Syncthing should be in a position to do this safely. E.g., I have 3 destinations and set a policy that photos can be cleared from my phone when they've reached 2/3.

By @joemazerino - 6 months
I use syncthing often and find it incredibly useful. Thanks for the work!
By @d4db0 - 6 months
I use it to sync my Obsidian Vault over my different devices and it's perfect. No need of the paying sync solution...
By @jocoda - 6 months
Great tool but has its quirks. Be careful doing cross platform syncing. What's a legal filename on macos/linux may not be legal on Windows (e.g. "?" in a filename) If something slips through it's probably easier just to scrub the broken sync config and start again.
By @davidcollantes - 6 months
Does Syncyhing uses a third party relay, or coordinator server?
By @indispuesto - 6 months
100% recommended.