HM WebCopy distribution permissions and end-user license agreement
The unregistered Software may be freely distributed, provided that: (a) Such distribution includes only the original archive supplied by the Licenser. You may not alter, delete or add any files in the distribution archive. (b) Such distribution contains the same copyright and other proprietary notices pertaining to this Software that appear in the Software. (c) The distribution does neither include a registration code nor methods, programs or instructions to get or create a registration code or in any other way upgrade the Software from its unregistered status unlawfully. (d) No money is charged to the person receiving the Software, beyond reasonable cost of packaging and other overhead.