casync
Content-addressable data synchronization tool
A combination of the rsync algorithm and content-addressable storage. An efficient way to store and retrieve multiple related versions of large file systems or directory trees. An efficient way to deliver and update OS, VM, IoT and container images over the Internet in an HTTP and CDN friendly way. Let's take a large linear data stream, split it into variable-sized chunks (the size of each being a function of the chunk's contents), and store these chunks in individual, compressed files in some...