ownCloud

ownCloud is an open-source, self-hosted cloud storage platform enabling secure file storage, syncing, and sharing across devices. It prioritizes data autonomy, letting users control their information instead of relying on third-party providers. Features include file versioning, end-to-end encryption, integration with office tools, and cross-platform access (Mac, mobile, desktop). Ideal for individuals and businesses, it supports compliance with data regulations and offers collaboration tools for teams. Host it on your server or use a managed service to keep data private and accessible anytime.