Looking to replace Google Drive with something free and open-source? These 3 tools are the best open alternatives in 2026 — most are self-hostable, so you keep full control of your data and pay no subscription.



Click a column to sort — the best one depends on what matters to you.
| Alternative | Stars | Language | License | Last commit | In one line |
|---|---|---|---|---|---|
| Nextcloud | — | — | AGPL-3.0 | — | The reference self-hosted cloud: files, calendar, office. |
| Seafile | — | — | GPL-2.0 | — | Reliable, fast file sync and share for teams. |
| ownCloud | — | — | AGPL-3.0 | — | Enterprise file sync and share, self-hosted. |
The reference self-hosted cloud: files, calendar, office. Its AGPL-3.0 license keeps the project and its forks open-source forever, and commercial use is allowed. Because it is self-hostable, your data can stay entirely on your own infrastructure.
Reliable, fast file sync and share for teams. Its GPL-2.0 license keeps the project and its forks open-source forever, and commercial use is allowed. Because it is self-hostable, your data can stay entirely on your own infrastructure.
Enterprise file sync and share, self-hosted. Its AGPL-3.0 license keeps the project and its forks open-source forever, and commercial use is allowed. Because it is self-hostable, your data can stay entirely on your own infrastructure.
The top open-source alternative is Nextcloud — The reference self-hosted cloud: files, calendar, office. The full ranked list is above.
Yes. Every tool listed is open-source and free to use; most can be self-hosted so you keep full control of your data.
Most of these tools are designed to run on your own server or machine, giving you privacy and no subscription fees.
Browse open-source replacements for dozens of popular tools — design, productivity, dev, analytics and more.
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