Exocet - Exocet creates a Folder on your System.
Syncany - Syncany is an open-source cloud storage and filesharing application.
R-Crypto - R-Crypto is smart data security and disk encryption software that allows you to secure your sensitive information via strong encryption.
Filestash - Filestash is a modern client for FTP, SFTP, S3, WebDAV, Minio,...
Kruptos - Lock and encrypt your photos, movies, files and folders using 256-bit file encryption.
FTPSync.pl - FTPSync.pl is a PERL skript to synchronize a local directory tree and a remote FTP directory tree.