If you are trying to open, browse, view and extract LZH and LHAarchive files on Mac, then you will need a decompression tool like StuffIt Expander for Mac, which can expand StuffIt archives, unzips Zip files (created by WinZip or other zip utilities) and decompresses Unix's .tar, .gzip and .bzip files.
LZH is a file compressed with the Lempel-Zip-Huffman algorithms. It was originally named LHarc, later renamed to LH and finally to LHA. 
Download StuffIt Expander 2009 for Mac and install it on your Mac correctly.
Just drag the files and then drop them onto the icon for StuffIt Expander 2009. The software will decompress quickly and open the files, then you can open, browse, view them.
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by cnet Easily expand and decode all the files you download from the Web or receive in your e-mail. Access StuffIt files, uncompress Zip archives created by WinZip and other zip utilities, decompress tar, gzip and bzip archives, and more. Just drag, drop, and you're done. From BinHex to Zip, StuffIt to MIME, Expander accesses more formats, in less time, with zero hassles." |