Dropbox Open Source Alternatives

Dropbox is a cloud storage service that lets you save files online and access them from any device.

Nextcloud Server

☁️ Nextcloud server, a safe home for all your data

Seafile

High performance file syncing and sharing, with also Markdown WYSIWYG editing, Wiki, file label and other knowledge management features.

Owncloud Core

:cloud: ownCloud web server core (Files, DAV, etc.)

SparkleShare

Share and collaborate by syncing with any Git repository instantly. Linux, macOS, and Windows.