The mendelson OFTP2 is a JAVA-based open source OFTP2 solution. It contains a logging- and configuration UI and supports encryption, digital signatures, message compression, TLS, certificate exchange, message routing, mail notification
...The command line utility offers many advanced features such as upload or download a file only if the file is newer, parallel downloads etc. In addition the program can perform compression, decompression, encryption and decryption of processed files. The program is a part of batch file processing suite called Data Stream Processor. For full download and support go to www.datastreamprocessor.com. To use the transfer service on its you need to specify '-nodbuse' option to the program so that it doesn't try use DSP db.
XMUltra is a Java and XML based feed-processing framework. It features utilities for many common tasks, such as:
*FTPing files
*Zipping files
*Watching directories
*XSL transformation
*Cleaning out archives