Syncthing
Syncthing is an open source peer-to-peer file synchronisation tool.
- File Sync & Storage
- Go
- MPL-2.0
- Docker
- Actively maintained
GitHub stats
- GitHub stars
- 89,175
- Forks
- 5,503
- Open issues
- 372
- Commits, last 12 months
- 223
- Last commit
- Oct 6, 2026
- Latest release
- v2.1.6Oct 6, 2026
- Created
- Nov 26, 2013
Data from the GitHub API, refreshed daily.
About Syncthing
Syncthing is an open source peer-to-peer file synchronisation tool. Syncthing is open source under the MPL-2.0 license and written mainly in Go, so you can read the code, run it on your own hardware and keep full control of your data.
The project has 89,175 stars and 5,503 forks on GitHub, with 223 commits over the last year. It ships a Docker image, which makes it a good fit for a small VPS or a home server running Docker Compose.
Topics
- synchronization
- go
- peer-to-peer
- p2p
Open-source alternative to
Syncthing can replace these commercial products. Compare every option on each page.
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What is Syncthing?
Syncthing is a free, open-source app you can host on your own server, listed in our File Sync & Storage category. Syncthing is an open source peer-to-peer file synchronisation tool. The source code lives at github.com/syncthing/syncthing, where it has 89,175 stars.
Is Syncthing free and open source?
Yes. Syncthing is open-source software released under the MPL-2.0 license, so you can self-host it at no cost. You only pay for the server it runs on, and some projects also offer an optional paid cloud plan.
Can I run Syncthing with Docker?
Yes. Syncthing provides a Docker image, so you can run it on any Linux server with Docker and Docker Compose installed. Our step-by-step deploy guide covers the Compose file, HTTPS and backups.
What are the best alternatives to Syncthing?
Popular open-source alternatives to Syncthing include Puter, Nextcloud and Cloudreve. Syncthing itself is a self-hosted alternative to Google Drive and Dropbox.
Is Syncthing actively maintained?
The most recent commit to Syncthing was on Oct 6, 2026 with 223 commits in the past twelve months. The latest release is v2.1.6, published Oct 6, 2026. Check the open issues on GitHub to gauge how quickly maintainers respond.