Open Source Self-Hosted Nextcloud Alternatives
There are many alternatives to Nextcloud as a self-hosted solution if you are looking to replace it. The most popular Self-Hosted alternative is 
ownCloud, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Nextcloud and many of them are available as a self-hosted solution so hopefully you can find a suitable replacement. Other interesting Self-Hosted alternatives to Nextcloud are 
Seafile (Freemium, Open Source), 
Pydio (Freemium, Open Source), 
EteSync (Paid, Open Source) and 
minio.io (Free, Open Source).
- A safe home for all your data – Access & share your files, calendars, contacts, mail & more from any device, on your terms.
- Seafile is a professional open source cloud storage platform for organizations. It has complete file syncing and sharing features, reliable file storage and advanced privacy protection feature.GuSeafile is a more focussed, nimbler sync & share solution compared to Nextcloud (and the original ownCloud) that excels in performance and stability.
NextCloud is groupware. Seafile is a file-sync storage solution. Just because they have overlapping functionality, does NOT make them interchangeable. - Pydio is the mature alternative to Dropbox and Box.com, to build your own box, on your own servers.GuIt's compatible with Federated Cloud sharing, meaning it can send and receive shares from Nextcloud and ownCloud servers as wellNextCloud is groupware. Pydio is a file-sync storage solution. Just because they have overlapping functionality, does NOT make them interchangeable.GuBeautiful, full of functionalities, a sync client. And it works perfectly on shared hosting !
- Secure, end-to-end encrypted, and privacy respecting sync for your contacts, calendars and tasks. Everything is encrypted on the client-side and all the code (client and server) is open source.
- Store photos, videos, VMs, containers, log files, or any blob of data as objects.
- A Dropbox-like file manager that let you manage your data anywhere it is located: FTP, SFTP, WebDAV, Git, S3, Minio, Dropbox, Google Drive.
- Share and manage documents, forums, wikis and calendar in a unified way for efficient collaborative teamwork.
- A full-featured home-hosted Cloud Drive & Personal Assistant. Convert files, create archives, scan for viruses, perform OCR on images or documents, stream media, edit images and more! Compatible with HRC2 Apps!.
- e2ee-cloud is a open source, self-hosted, end-to-end encryption software. You can upload and download files in your browser. All files and folders will be encrypted before upload and decrypted after download.
- Nubo is a self-hosted file sharing application. It currently runs on macOS and Linux. Support for Windows is expected soon.It consists of two applications: