This archive has a collection of disk copiers that work with the hardware based parallel cables.  In particular, this archive contains - 21 Second Backup v1, v1.5, v2.0, v2.0+, v3, v4, v4.1 and Burst Nibbler v1.0, v1.1, v1.2, v1.4, v1.5, v1.6, v1.7, v1.8 and v1.9