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...Output files are not compressed, so you can use any compressor you like with great results.
It is quite fast for very similar files (about the speed of hdd, however it reads input files twice) and not much worse on files with lots of differences.
Content Based File level Data Backup in Python.
This is a utility to backup your files. It can do full and incremental backups.
It will take a directory as input, and will back up the files in that folder and all sub-folders to the backup destination directory.
It can compress each file individually while backing-up.
Mirrors the source directory structure under the target directory. Creates 1 archive file for each source file. Even if the backup/restore program or backup database is not available or lost, the backup files and structure can still be recovered. ...
PHP MySQL Remote Backup is a backup package that supports an unlimited number of sites and databases. Input your MYSQL and FTP connection information to create MySQL dumps and file backups via PHP's FTP functionality.
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For those at home who want to backup there precious data files but don't know nothing about backup. A white paper (Seperate download) explains creating backups and the script use. The script is readable, creates extensive logging and with restore script
This application takes a large file and splits it into smaller pieces. The user can select from 1.44 MB, 100 MB, 250 MB, 650 MB, 700 MB, 4.3 GB or custom (any size) piece sizes. The program works with exceptionally large input files.