dedup util is a lightweight open-source files packing tool. It is based on block-level data de-duplication technology, and can reduce the data capacity to save storage space. The key feature is no block data collsion with md5 hashkey.
OzVM is a simple, lightweight, secure virtual machine. The current target application of OzVM is OzStream, allowing platform-independent self-decoding data, which abstracts encoded data from client applications.