bzip2 is a single file compressor with BSD-like license by Julian Seward. It popularized Burrows-Wheeler Transform as a means for compression. Its predecessor, bzip, was encumbered by patents due to use of arithmetic coding. bzip2 uses Huffman coding instead.
cmix is GPL-licensed file compressor by Byron Knoll. Is is based on PAQ series of compression programs, but greatly increases amount of processing per input bit. Recent versions include LSTM neural networks based models.
CMV is free, closed source file compressor by Mauro Vezzosi.
This is actually a no operation. Exists to show uncompressed file sizes.
Info-ZIP is a collection of portable software for handling of .zip archives. It has BSD-like license.
PAQ is a series of GPL-licensed context mixing file archivers originally developed by Matt Mahoney and also improved by numerous contributors.
(s)after decompressor size, executable form is denoted by placing
Q: How to measure speed and memory usage on Microsoft Windows?
A: Look for latest version of ProcProfile here: encode.ru: Command Line Process Profiling Tool
Q: How to measure speed and memory usage on GNU/ Linux?
/usr/bin/time -v <original command>. Time to be reported will
Elapsed (wall clock) time and memory usage to be reported will be
Maximum resident set size (kbytes) (needs to be scaled to get usage in