Hot Backup for Frugal Pups: http://www.murga-linux.com/puppy/viewtopic.php?t=49999
-Very nice GUI. Easy to use
-Auto-detects the current savefile.
-Generates the backup file name with the date and time appended.
-Checks the available space for the backup file.
-Will not perform the backup if anything is incorrect.
-Displays real-time status and progress feedback.
-Supports 2fs and 3fs save file types.
-date and time as part of the filename
-File system check on the backed up pupsave.
-Lots of built-ins and safety features make it very "oops" proof.
Backup script for frugal pups: http://www.murga-linux.com/puppy/viewtopic.php?t=60233
-Can run without starting X
-Date as part of the filename(the author was lazy to inculde time, so make sure you dont overwrite when making 2 backups on the same day)
-Auto-dectects all savefile & backups in /mnt/home