Pydio, formerly known as AjaXplorer, is an open-source file-sharing and synchronisation software that runs on the user's own server. Developed by C. du Jeu
License: Free Personal
Pydio offers a more customizable and self-hosted solution that is ideal for organizations with specific security and compliance needs, while Dropbox provides a user-friendly experience with strong integrations and ease of use for general file sharing and collaboration. The choice between the two often depends on the need for control over data versus the convenience of a well-established cloud service.