On Feb 6, 2015, at 7:40 AM, Sampsa Laine <sampsa at mac.com> wrote: On 30 Jan 2015, at 16:24, Paul Koning <Paul_Koning at Dell.com> wrote: Now I have a collection of .zip files, plus a pair of .zoo files. My Mac archiver seems to know about zoo files but it says they are malformed. Does anyone know where a zoo extractor might be found? I've got a zoo extractor. Sampsa Thanks. In the meantime, I tracked one down on the net, by Martin Schoenert ( public domain ) called unzoo.c. Compiled and ran with no trouble at all. paul