The alternatives
syncthing
Open Source Continuous File Synchronization
syncthing/syncthing Updated 2026-05-01 server
☁️ Nextcloud server, a safe home for all your data
nextcloud/server Updated 2026-05-01 seafile
Beyond file syncing and sharing, a new way to organize your files with extensible file properties and flexible views
haiwen/seafile Updated 2026-04-16 core
:cloud: ownCloud web server core (Files, DAV, etc.)
owncloud/core Updated 2026-04-25 Comparison notes
OSS alternatives typically require self-hosting and operational effort in exchange for predictable cost and full data control. Feature parity varies — evaluate each option against your specific workflow before committing.
Migration tips
- Export data from the SaaS before migration (most provide CSV/JSON exports)
- Pilot the OSS alternative with a subset of your team before full rollout
- Budget for self-hosting infrastructure and maintenance time
FAQ
Can I fully replace Dropbox with an OSS tool?
Feature parity varies. Most OSS alternatives cover 70-90% of core workflows, but may lack polish, integrations, or specialized features. Pilot the alternative with a subset of your team before fully committing.
What's the cost of self-hosting?
Plan for ~$5-50/month in VPS costs (DigitalOcean, Hetzner, etc.) plus 2-8 hours/month in maintenance. For a team of 20+, self-hosting usually breaks even against SaaS pricing within 6-12 months.
Which alternative should I pick?
Sort by GitHub stars (a proxy for community health), check the last-pushed date (avoid unmaintained projects), and read recent issues to gauge responsiveness.