Adaptive Huffman Code by David Scott. Aladdin Systems - Developer and publisher of the StuffIt compression product line for Macintosh and Windows, and other internet utilities. Archive Comparison Test - This site compares the many different compression algorithms compression performance against each other on a standardized set of data files. A number of the compaired programs are available to end users, however. Data Compression - From PC Webopedia definition and links.
Decompression requires no memory.
Official RAR archiver site - Downloads, Support, Tips, Tricks und Tools. Products available through distributors and dealers in the US and internationally. This URL takes you to a compression FAQ that explains compression to technical people as well as describing the various programs, and what they do to users. This program may help you to recover a password for zip archive. It works with archives that contains only one file and works with archives that contains files with different passwords.