CHK

File integrity checker

Download CHK v1.02

New version of CHK (v1.03) will be released soon. New version will feature some serious speed improvements, CRC, MD5 and SHA1 hashes and more. If you have any ideas and/or suggestions, feel free to post it at my forum!

Data Compression Software

Selection of the most interesting projects of my own

Program	Description	Type	Release Date	User Interface
PPMX 0.08	Original, small and fast PPM implementation	PPM	01/01/2012	Command line
BCM 0.12	The ultimate BWT-based file compressor	BWT+CM	31/10/2010	Command line
CRUSH 0.01	Powerful LZ featuring extremely fast decompression	LZ77	17/05/2011	Command line
PIM 2.90	Fully featured and high performance file archiver with smart algorithm selection	Multiple	01/01/2009	Graphic
PIMPLE 1.43	Quite old, but extremely powerful compressor with many options to play with	LZP+CM	24/04/2006	Graphic

Some obsolete Open Source projects at SourceForge: BALZ, QUAD, LZPX

Benchmarks

Large Text Compression Benchmark

Squeeze Chart

Maximum Compression