1. pithos is a daemon which provides an S3-compatible frontend for storing files in a Cassandra cluster.

  2. ProjectSend is a self-hosted application that lets users upload files and assign them to specific clients.

  3. FileZilla is an FTP, or file transfer protocol, client. It lets individuals transfer single files or batches to a web server. For many years, FTP was the standard for website design. Read more about FileZilla.

  4. Filestack is file uploading software designed for cloud usage applications.

  5. A libre FTP, SFTP, WebDAV, S3, Backblaze B2, Azure & OpenStack Swift browser.

  6. The most advanced dual pane file manager and file transfer client for macOS.

  7. Viper FTP is an FTP client and file manager for macOS.

  8. Secure file sharing & FTP hosting for the ​enterprise.

  9. Uploadcare is a service handling CDN, cloud storage, file uploads & hosting, image upload & processing — all in one secure solution with a powerful upload widget. Sign up for free!

  10. Store, share and collaborate with ease and peace of mind