What is LZH? What Opens a LZH? File Format List from WhatIs.com

File Extension

LZH File Format

Compressed archive (LH ARC)

LZH file format icon

LZH is a file extension for a compressed archive file format using Lempel-Ziv and Haruyasu (Yoshizaki) compression algorithm.  The LZA file is named after its inventors.

LZH came from work on LZ77 compression with additional dynamic compression provided with Huffman coding. The LZH file format had its roots on the Amiga. LZH files are more common in Japan than elsewhere. Can also go by an LHA extension.

MIME type: application/lzh, application/x-lzh, application/x-lha, application/x-compress, application/x-compressed, application/x-lzh-archive, zz-application/zz-winassoc-lzh, application/maclha, application/octet-stream


Learn more about LZH files:

Wikipedia has an entry on LZH/LHA.

Ask an IT peer an LZH-related question at IT Knowledge Exchange.

This was last updated in August 2010
Editorial Director Margaret Rouse

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