SqueezeChart™ 2018 • Hall of Fame (Photographs)

before 1900

Prof. Wilhelm Schickard
* April 22, 1592 - † October 23, 1635

1623: invented mankind's first automatic calculator
Gottfried Wilhelm von Leibniz
* July 01, 1646 - † November 14, 1716

1679: invented the bit and the binary system
Johann Carl Friedrich Gauss
* April 30, 1777 - † February 23, 1855

1809: invented the matrix inversions
Jean Baptiste Joseph Fourier
* March 21, 1768 - † May 16, 1830

1821: invented the Fourier transform
Samuel Finley Breeze Morse
* April 27, 1791 - † April 02, 1872

1838: invented the Morse code
Paul Julius Gottlieb Nipkow
* August 22, 1860 - † August 24, 1940

1884: invented the term 'picture elements'

1900 - 1950

Andrey Andreyevich Markov
* June 14, 1856 - † July 20, 1922

1906: invented the Markov chains
Alfréd Haar
* October 11, 1885 - † March 16, 1933

1909: invented first wavelet function (simple square waveform)
Kurt Gödel
* April 28, 1906 - † January 14, 1978

1931: founder of theoretical computer science
Andrei Nikolaevich Kolmogorov
* April 25, 1903 - † October 20, 1987

1932: improved Markov chains
Konrad Zuse
* June 22, 1910 - † December 18, 1995

1941: created world's first fully functional programmable computer
Dr. Alan Mathison Turing
* June 23, 1912 - † June 07, 1954

1942: designed world's first decoder (to decrypt the Luftwaffe's Enigma code)
Prof. Dr. Roberto Mario Fano
* September 11, 1917 - † July 13, 2016

1949: invented Shannon-Fano encoding
Prof. Dr. Claude Elwood Shannon
* April 30, 1916 - † February 24, 2001

1949: invented Shannon-Fano encoding

1951 - 1960

Dr. David Albert Huffman
* August 09, 1925 - † October 07, 1999

1952: invented variable length encoding (Huffman Code)
Prof. Peter Elias
* November 23, 1923 - † December 07, 2001

1954: paper on Error-free Coding
Prof. Peter Elias
* November 23, 1923 - † December 07, 2001

1955: paper on Coding for Noisy Channels
Prof. Irving Stoy Reed
* November 12, 1923 - † September 11, 2012

1960: invented error correction code (ECC)
Dr. Gustave Solomon
* October 27, 1931 - † January 31, 1996

1960: invented error correction code (ECC)

1961 - 1970

Prof. Thomas Greenway Stockham
* December 22, 1933 - † January 06, 2004

1962: done first digital audio tape recording
Dr. Solomon Wolf Golomb
* 30.05.1932 – † May 01, 2016

1966: invented Golomb coding
Prof. Glen Jacob Culler
* July 7, 1927 – † May 3, 2003

1966: introduced realtime speech encoding based on signal decomposition (Gabor wavelet analysis, Culler-Fried System)
Shuzo Saito
* January 12, 1924 ?

1966: described approach to automatic phoneme discrimination (invention of linear predictive coding (LPC))
Prof. Dr. Fumitada Itakura
August 06, 1940

1966: described approach to automatic phoneme discrimination (invention of linear predictive coding (LPC))
Prof. Dr. Manfred Robert Schröder
* July 12, 1926 - † December 28, 2009

1967: invented linear prediction (for linear predictive coding (LPC))
Dr. Bishnu Atal
* May 10, 1933

1967: invented linear prediction (for linear predictive coding (LPC))
Dr. John Parker Burg
born in 1931

1967: outlined maximum entropy approach (for linear predictive coding (LPC))

1971 - 1980

Robert F. Rice
born in 1944

1971: invented Rice coding
James R. Plaunt
born in May 1947

1971: invented Rice coding
Prof. Dr. Robert E. Kahn
* December 23, 1938

1972: started first developments in packetized speech (for linear predictive coding (LPC))
James W. Forgie
birthday unknown

1972: started first developments in packetized speech (for linear predictive coding (LPC))
Dave Walden
birthday unknown

1972: started first developments in packetized speech (for linear predictive coding (LPC))
Dr. Vinton Gray Cerf
* June 23, 1943

1972: started invention & development of TCP/IP protocol
Prof. Dr. Robert E. Kahn
* December 23, 1938

1972: started invention & development of TCP/IP protocol
Prof. Neil James Alexander Sloane
* October 10, 1939

1973: wrote book on 'A Short Course on Error-Correcting Codes'
Prof. Robert M. Gray
born in 1943

1974: wrote paper on source coding over simple networks
Aaron D. Wyner
* March 17, 1939 - † September 29, 1997

1974: wrote paper on source coding over simple networks
Dr. Kamisetty Ramamohan Rao
birthday unknown

1974: invented discrete cosine transform (DCT, lossy JPEG algorithm)
Dr. Nasir Ahmed
born in 1940

1974: invented discrete cosine transform (DCT, lossy JPEG algorithm)
T. Natarajan
birthday unknown

1974: invented discrete cosine transform (DCT, lossy JPEG algorithm)
Prof. Thomas Greenway Stockham
* December 22, 1933 - † January 06, 2004

1976: made the first commercial digital recording (Santa Fe Opera)
Prof. Abraham Lempel (HP Labs)
* February 10, 1936

1977: invented LZ algorithm
Prof. Dr. Jacob Ziv
* November 27, 1931

1977: invented LZ algorithm
Prof. Jorma Rissanen
* October 20, 1932

1978: invented minimum description length (statistical modelling) and therefore invented arithmetic coding
Prof. Glen G. Langdon
born in 1937, † March 11, 2014

1978: coinvented arithmetic coding
Prof. Dr. Dieter Seitzer
born in 1933

1979: developed first signal processor for audio encoding with his team
Dr. Terry Archer Welch
born in 1939, † November 22, 1988

1979: improved LZ algorithm (LZW)
G.N.N. Martin
birthday unknown

1979: invented Range coding

1981 - 1990

Prof. Wojciech Szpankowski
birthday unknown

1982: invented a method of channel switching in a computer network
Markus F.X.J. Oberhumer
birthday unknown

1983: invented first compressor (RLE)
Vernon D. Buerg
* 1947 - † December 30, 2009

1983: founded shareware as a software branch
Prof. Ian H. Witten
birthday unknown

1984: invented PPM algorithm
Prof. John G. Cleary
* October 19, 1950 – † 16 January 16, 2014

1984: invented PPM algorithm
Prof. Dr. Manfred Robert Schröder
* July 12, 1926 - † December 28, 2009

1985: invented CELP (Code Excited Linear Prediction)
Dr. Bishnu Atal
* May 10, 1933

1985: invented CELP (Code Excited Linear Prediction)
Thom Henderson
* December 13, 1954

1985: invented ARC format
Phillip Walter Katz
* November 03, 1962 - † April 14, 2000

1986: founded PKWare
Jon Louis Bentley
born in February of 1953

1986: invented MTF algorithm
Joint Photographic Experts Group
birthday unknown

1986: invented JPEG format
Prof. Daniel Dominic K. Sleator
birthday unknown

1986: invented MTF algorithm
Prof. Dr. Robert Endre Tarjan
* April 30, 1948

1986: invented MTF algorithm
Prof. Victor Wei Keh-Wei
birthday unknown

1986: invented MFT algorithm
Prof. Dr. Raymond Lau
born in 1971

1986: invented StuffIt compression (SIT)
Prof. Neil James Alexander Sloane
* October 10, 1939

1986: invented Multi-Dimensional Coding For Error Reduction
Prof. Robert Calderbank
born in 1954

1986: invented Multi-Dimensional Coding For Error Reduction
Prof. Peter Elias
* November 23, 1923 - † December 07, 2001

1987: paper on Interval and Recency Rank Source Coding: Two On-line Adaptive Variable-length Schemes
The Fraunhofer Audio Team 1987
founded in 1987

1987: invented first realtime codec of LC-ATC algorithm (for later MP3)
Dipl.-Ing. Harald Popp
born in 1956

1987: Member of The Fraunhofer Audio Team 1987
Dipl.-Ing. Stefan Krägeloh
born in 1960

1987: Member of The Fraunhofer Audio Team 1987
Hartmut Schott
birthday unknown

1987: Member of The Fraunhofer Audio Team 1987
Dr.-Ing. Bernhard Grill
born in 1961

1987: Member of The Fraunhofer Audio Team 1987
Prof. Heinz Gerhäuser
born in 1946

1987: Member of The Fraunhofer Audio Team 1987
Dipl.-Ing. Ernst Eberlein
born in 1958

1987: Member of The Fraunhofer Audio Team 1987
Prof. Karlheinz Brandenburg
born in 1954

1987: Member of The Fraunhofer Audio Team 1987
Dr.-Ing. Thomas Sporer
born in 1964

1987: Member of The Fraunhofer Audio Team 1987
Markus F.X.J. Oberhumer
birthday unknown

1987: invented first cmp library (BitPack)
Prof. Gordon V. Cormack
birthday unknown

1987: invented Dynamic Markov Modelling
Prof. Ian H. Witten
birthday unknown

1987: invented CACM algorithm
Prof. Radford M. Neal
* September 12, 1956

1987: invented CACM algorithm
Prof. John G. Cleary
* October 19, 1950 – † 16 January 16, 2014

1987: invented CACM algorithm
Prof. R. Nigel S. Horspool
birthday unknown

1987: invented Dynamic Markov Modelling
International Standardisation Organisation ISO
birthday unknown

1988: founded Moving Picture Experts Group (MPEG)
Dr. Michael Fielding Barnsley
born in 1946

1988: invented Fractal image compression
Dr. Ross N. Williams
birthday unknown

1988: invented DHPC / SAKDC algorithm
Prof. Haruhiko Okumura
birthday unknown

1988: invented LHA format
Dr. Haruyasu Yoshizaki
birthday unknown

1988: invented LHA format
Moving Picture Experts Group (MPEG)
founded in 1989

1989: first proposal for MPEG-1 specification
Prof. Karlheinz Brandenburg
born in 1954

1989: finished thesis of OCF algorithm (optimum coding in the Frequency Domain) (for later MP3)
Dr.-Ing. Bernhard Grill
born in 1961

1989: wrote realtime codec of OCF algorithm (for later MP3)
Prof. Heinz Gerhäuser
born in 1946

1989: supervised writing of OCF realtime codec
James Andrew Storer
birthday unknown

1989: improved dictionary based data compression
Phillip Walter Katz
* November 03, 1962 - † April 14, 2000

1989: invented PKZIP format
Moving Picture Experts Group (MPEG)
founded in 1989

1990: adressed the MPEG-2 standard
Prof. Timothy C. Bell
born in 1962

1990: wrote book on text compression
Robert K. Jung
birthday unknown

1990: invented ARJ & JAR format

1991 - 2000

Prof. Karlheinz Brandenburg & Uni Hannover & AT&T & Thomson (now Technicolor)
born in 1954

1991: improved OCF algorithm (ASPEC, Adaptive Spectral Perceptual Entropy Coding) (for later MP3)
Dr. Jürgen Herre
born in 1962

1991: added joint stereo mode to ASPEC algorithm (for later MP3)
Jean-Loup Gailly
birthday unknown

1991: invented GZIP format
Dr. Mark Adler
* April 03, 1959

1991: co-invented GZIP format
Paul G. Howard
birthday unknown

1991: improved Arithmetic coder
Dr. Jeffrey Scott Vitter
* November 13, 1955

1991: improved Arithmetic coder
Dr. Ross N. Williams
birthday unknown

1991: improved LZW algorithm (LZRW)
Prof. Thomas M. Cover
* August 07, 1938 - † March 26, 2012

1991: wrote book: elements of information theory
Prof. Ingrid Daubechies
* August 17, 1954

1991: invented discrete wavelet transform (DWT) (used in lossy JPEG2000)
Moving Picture Experts Group
founded in 1989

1992: approved MPEG-1 standards
Dr. Tony Robinson
born in 1963

1992: invented lossless audio cmp. (Shorten)
Prof. Dr. Allen Gersho
born in 1963

1992: wrote book 'vector quantization and signal compression'
Drs. ing. Nico E. de Vries
* June 08, 1967

1992: created .UC2 archive format (UltraCompressor II)
Moving Picture Experts Group
founded in 1989

1993: began works on MPEG-4 standard
Bulat Ziganshin
birthday unknown

1993: invented static context modelling
Nicola Ferioli
birthday unknown

1993: released first lossless audio compressor
Michael Burrows
born in 1963

1994: invented BWT algorithm
Prof. David John Wheeler
* February 09, 1927 - † December 13, 2004

1994: invented BWT algorithm
Moving Picture Experts Group
founded in 1989

1994: approved first 3 parts of MPEG-2 standards
Eugene Roshal
* March 10, 1972

1994: invented RAR format
John A. Robinson
birthday unknown

1994: invented BTPC algorithm
Prof. Ian H. Witten & Alistair Moffat & Timothy C. Bell
birthday unknown

1994: wrote the book "Managing Gigabytes"
Fraunhofer IIS Researchers
birthday unknown

1995: declared .MP3 as file extension for MPEG1 Layer 3
Jean-Loup Gailly
birthday unknown

1995: invented ZLIB library
Dr. Mark Adler
* April 03, 1959

1995: co-invented ZLIB library
Dr. William (Bill) John Teahan
* December 06, 1960

1995: paper on probability estimation for PPM
Dr. William (Bill) John Teahan
* December 06, 1960

1995: invented PPM algorithm
Prof. John G. Cleary
* October 19, 1950 – † 16 January 16, 2014

1995: invented PPM algorithm
Prof. Ian H. Witten
birthday unknown

1995: invented PPM algorithm
Jonathan Forbes
born in 1973

1995: invented LZX algorithm (CAB)
Tomi Poutanen
born in 1972

1995: invented LZX algorithm (CAB)
Alistair Moffat
birthday unknown

1995: improved Arithmetic coder
Mark Nelson
birthday unknown

1995: wrote The Data Compression Book
Prof. Dr. Frans M. J. Willems
* June 26, 1954

1995: invented context tree weighting algorithm (CTW)
Dr. Yuri M. Shtarkov
* January 31, 1935

1995: invented context tree weighting algorithm (CTW)
Prof. Dr. Tjalling J. Tjalkens
* April 04, 1957

1995: invented context tree weighting algorithm (CTW)
Dr. Marcelo J. Weinberger (HP Labs)
born in 1959

1996: invented LOCO-I algorithm
Prof. Dr. Gadiel Seroussi (HP Labs)
birthday unknown

1996: invented LOCO-I algorithm
Prof. Guillermo Sapiro (HP Labs)
birthday unknown

1996: invented LOCO-I algorithm
Prof. Paolo Ferragina
birthday unknown

1996: papers on dictionary matching
Leonid A. Broukhis
* May, 1967

1996: created worlds first compression challenge
Dr. William (Bill) John Teahan
* December 06, 1960

1996: paper on entropy of english using PPM-based models"
Prof. John G. Cleary
* October 19, 1950 – † 16 January 16, 2014

1996: paper on entropy of english using PPM-based models"
Prof. David Pereira Coutinho
birthday unknown

1996: improved LZ algorithm
Dr. Julian Seward
birthday unknown

1996: invented BZIP2 algorithm
Uwe Herklotz
birthday unknown

1997: melted Ari & LZ algorithm (ALZ) (UHARC)
Marcel Lemke
born in 1979

1997: invented ACE format
Prof. Xiaolin Wu
* May 12, 1958

1997: developed CALIC algorithm
Dr. William (Bill) John Teahan
* December 06, 1960

1998: paper on modelling of english text
Prof. John G. Cleary
* October 19, 1950 – † 16 January 16, 2014

1998: paper on modelling of english text
Moving Picture Experts Group
founded in 1989

1998: approved MPEG-4 standards
Markus F.X.J. Oberhumer
birthday unknown

1998: created free exe compressor (UPX)
David Bryant
birthday unknown

1998: created free lossless audio compressor (WAVPACK)
Dmitry Shkarin
birthday unknown

1998: improved PPM algorithm (PPMd)
Guido Vollbeding
* July 03, 1965

1998: invented JPEG-ARI (new entropy)
Dr. Stuart J. Inglis
born in 1978

1998: invented Textual Image Compressor (TIC98)
Jørgen Ibsen
birthday unknown

1998: invented aPLib algorithm (LZ77)
Dmitry Shkarin
birthday unknown

1998: invented lossless image compressor (BMF)
Dmitry Shkarin
birthday unknown

1999: improved PPM algorithm (PPMd)
Jeremy Collake
birthday unknown

1999: improved LZSS algorithm (JCALG1)
Charles Bloom
birthday unknown

1999: improved PPM algorithm (PPMZ)
Dipl-Ing. Michael Schindler
birthday unknown

1999: improved BWT and invented SZIP format
Prof. Sergio Verdú
birthday unknown

1999: wrote book: information theory - 50 years of discovery
Ken Silverman
* November 01, 1975

2000: improved deflate algorithm (KZIP)
Prof. En-hui Yang
birthday unknown

2000: invented greedy sequential grammar transform
Prof. John C. Kieffer
birthday unknown

2000: invented greedy sequential grammar transform
Ben Rudiak-Gould
birthday unknown

2000: invented lossless open-source video codec (HuffYUV)
Darryl Lovato [SmithMicro Corp.]
* April 28, 1966

2000: invented ATOM/SITX format
Edgar Binder
birthday unknown

2000: invented Distance coding
Sami J. Makinen
birthday unknown

2000: improved BWT algorithm (SBC Archiver)
Dr. William (Bill) John Teahan
* December 06, 1960

2000: paper on using PPM for text categorization and segmentation
Dr. Vadim Engelson
birthday unknown

2000: invented lossless compressor for IEEE 754 64-bit double-precision floating-point data (FSD)
Dag Fritzson
birthday unknown

2000: invented lossless compressor for IEEE 754 64-bit double-precision floating-point data (FSD)
Prof. Peter Fritzson
birthday unknown

2000: invented lossless compressor for IEEE 754 64-bit double-precision floating-point data (FSD)
Glenn Randers-Pehrson
* April 30, 1941

2000: invented lossless .PNG optimizer (PNGCrush)

2001 - 2010

Igor Pavlov
birthday unknown

2001: invented LZMA algorithm (7-Zip Archiver)
Cosmin Truta
born in 1975

2001: created lossless .PNG optimizer (OptiPNG)
Dr. William (Bill) John Teahan
* December 06, 1960

2001: introduced a novel switching method which can be used to combine two or more PPM models
Prof. David J. Harper
birthday unknown

2001: introduced a novel switching method which can be used to combine two or more PPM models
Prof. Sebastian Deorowicz
born in 1974

2001: improved BWT algorithm (WFC)
Florin Ghido
birthday unknown

2001: improved lossless audio compression (OptimFrog)
Ichiro Matsuda
born in 1968

2001: invented Minimum Rate Predictor algorithm (MRP)
Dr.-Ing. habil. Tilo Strutz
birthday unknown

2001: invented lossless image compressor (CoBALP)
Matthew T. Ashland
* November 02, 1979

2002: improved lossless audio compression (APE) and adds support for high resolution waveforms
Neill Corlett
birthday unknown

2002: invented Error Code Modelling (ECM)
Ken Silverman
* November 01, 1975

2002: created lossless .PNG optimizer (PNGOUT)
Rainer Nausedat
* April 21, 1965 – † November 17, 2004

2002: invented SQX 1.x format (Squeez)
Dr. Peter Fenwick
birthday unknown

2002: improved BWT algorithm
Michael Niedermayer
birthday unknown

2003: created lossless open-source video codec (FFV1)
Eugene Shelwien
birthday unknown

2003: created impressive CM compressor (ASH)
Dr. Jürgen Abel
* September 30, 1964

2003: improved Arithmetic coding (PAQ)
Dr. Matthew V. Mahoney
born in 1955

2003: started writing his Arithmetic coder (PAQ)
Andrea Mazzoleni
birthday unknown

2003: created lossless deflate optimizer (AdvanceComp project)
Thomas A. Phelps
birthday unknown

2003: invented near-lossless PDF recompressor (Multivalent)
Serge Osnach
birthday unknown

2003: improved PAQ1 by adding SSE stage between predictor and encoder
Serge Osnach
birthday unknown

2003: wrote Sparse model for PAQ (PAQ3N)
Dr. Matthew V. Mahoney
born in 1955

2003: improved PAQ: models are mixed now using adaptive rather than fixed weights (PAQ4)
Dr. Matthew V. Mahoney
born in 1955

2003: improved PAQ by adding word models for text, audio and image model (PAQ5)
Dmitry Shkarin
birthday unknown

2003: improved his PPMd algorithm (DURILCA)
Frank Schwellinger
birthday unknown

2004: improved DMC algorithm (Ocamyd)
Jory Stone
birthday unknown

2004: created lossless video codec (CorePNG)
Dr. Dmitry S. Vatolin
birthday unknown

2004:created lossless video codec (MSU)
Dmitry Popov
birthday unknown

2004:created lossless video codec (MSU)
Frank Schwellinger
birthday unknown

2004: improved DMC algorithm (Ocamyd)
Prof. Dr. Ziya Arnavut
* January 31, 1960

2004: invented Inversion Coder for BWT (BWIC)
Alexander Ratushnyak
birthday unknown

2004: wrote an x86 model for PAQ (PAQAR)
Berto Destasio
birthday unknown

2004: improved PAQ6 by tuning models and adjusting the bit count discounting schedule (EmilCont)
David Allen Scott
* June 27, 1946, † January 26, 2016

2004: improved PAQ algorithm by improving arithmetic coder (PAQ6)
Fabio Buffoni
birthday unknown

2004: improved PAQ algorithm by making it faster (PAQ6)
Malcolm Taylor
birthday unknown

2004: invented Bitstream coding (WinRK)
Malcolm Taylor
birthday unknown

2004: improved PAQ (PWCM)(WinRK)
Rainer Nausedat
* April 21, 1965 – † November 17, 2004

2004: invented SQX 2.0 format (Squeez)
Sven Ritter
birthday unknown

2004: co-invented SQX 2.0 format (Squeez)
Malcolm Taylor
birthday unknown

2004: invented PWCM image compression
Ben Greenwood
birthday unknown

2004: created lossless open-source video codec (Lagarith)
Serge Voskoboynikov
* June 13, 1977

2004: improved PPM & EOL coder (SLIM)
Shinji Wakasugi
birthday unknown

2005: invented Switched Linear Prediction (SLP)
Alexander Djourik
birthday unknown

2005: improved his True Audio Lossless Compressor (TTA) to support high resolution waveforms
Denes Balatoni
birthday unknown

2005: proposed arithmetic coding inside .OGG Vorbis files
Yaakov Gringeler
birthday unknown

2005: invented lossless JPEG recompression (Stuffit 9)
Yaakov Gringeler
birthday unknown

2005: invented lossless bitmap compressor going to be used in Stuffit Image Format (SIF)
Dr. Matthew V. Mahoney
born in 1955

2005: improved PAQ speed (PAQ7)
Dr. Matthew V. Mahoney
born in 1955

2005: invented DCT decoder (PAQ7)
Dr. Matthew V. Mahoney
born in 1955

2005: rewrote PAQ, now it uses neural network to combine models rather than a gradient descent mixer, it is 3x faster (PAQ7)
Dipl.-Ing. Tilman Liebchen
* January 06, 1971

2005: developed MPEG-4 ALS
Przemyslaw Skibiński
* September 15, 1978

2005: invented WRT (Word Replacing Transform)
Alexey Oraevsky (Sound Genetics, Inc.)
birthday unknown

2005: CTO & founder of lossless MP3 recompressor (SoundSlimmer)
Dr. Dmitry S. Vatolin (Sound Genetics, Inc.)
birthday unknown

2005: advisory board for lossless MP3 recompressor (SoundSlimmer)
David Kharabadze (Sound Genetics, Inc.)
birthday unknown

2005: Chief Algorithmist for lossless MP3 recompressor (SoundSlimmer)
Eugene Shelwien (Sound Genetics, Inc.)
birthday unknown

2005: Mathematician for lossless MP3 recompressor (SoundSlimmer)
Alexander Zhirkov (Sound Genetics, Inc.)
birthday unknown

2005: SGT ideologist for lossless MP3 recompressor (SoundSlimmer)
Dr. Matthew V. Mahoney
born in 1955

2006: improved PAQ7: better context map & state table and new x86 model (PAQ8)
Serge Osnach
birthday unknown

2006: wrote a distance model for PAQ8 (PAQ8jbb) and improved sparse model (PAQ8ja)
Bill Pettis
* March 30, 1986

2006: improved PAQ8F text models (PAQ8J)
Ilya Muravyov
* July 31, 1984

2006: melted & improved LZ+Ari (LZPXJ, TC)
Thomas Becker
birthday unknown

2006: improved lossless audio compressor (linear prediction Shorten) in both performance & speed (TAK)
Malyshev Dmitry Alexandrovich
* February 25, 1986

2006: improved BWT+DC algorithm (DARK)
Lasse Mikkel Reinhold
birthday unknown

2006: created the world's fastest LZ compressor (QuickLZ)
Josh Coalson
birthday unknown

2006: improved his lossless waveform compressor (FLAC) to add support for high resolution audio
Christian Schneider
* March 26, 1984

2006: invented lossless ZLIB/GZIP/BZIP recompressor (Precomp)
Pavel L. Holoborodko
* February 07, 1979

2006: wrote a PGM model for PAQ8i
Dr. Martin Burtscher
birthday unknown

2006: invented lossless compressor for IEEE 754 64-bit double-precision floating-point data (DFCM)
Paruj Ratanaworabhan
birthday unknown

2006: invented lossless compressor for IEEE 754 64-bit double-precision floating-point data (DFCM)
Dr. Peter G. Lindstrom
birthday unknown

2006: invented lossless compressor for IEEE 754 64-bit double-precision floating-point data (PLMI)
Dr. Martin Isenburg
birthday unknown

2006: invented lossless compressor for IEEE 754 64-bit double-precision floating-point data (PLMI)
Segher Boessenkohl
birthday unknown

2006: created lossless Huffman recompressor for .OGG Vorbis soundfiles (REHUFF)
Maxim Smirnov
birthday unknown

2006: created lossless video codec (YUVsoft Lossless Video Codec)
Christian Martelock
birthday unknown

2007: heavily improved CM algorithm in both speed and performance (CCM)
Francesco Antonio Nania
* July 18, 1972

2007: heavily improved DMC algorithm in both speed and performance (HOOK)
Francesco Antonio Nania
* July 18, 1972

2007: invented Advanced DMC (ADMC) algorithm
Matthias Stirner
* July 28, 1981

2007: created first file-2-file JPEG recompressor (packJPG 1.x)
Vladimir Semenyuk
birthday unknown

2007: improved Stuffit Image Format (SIF) in both speed and performance (used in Stuffit 12)
?
birthday unknown

2007: invented fast lossless MP3 recompressor used in Stuffit 12
Jan Ondrus
* May 10, 1985

2007: heavily improved PAQ8 JPEG model (PAQ8Fthis1..4)
Andreas Morphis
birthday unknown

2007: heavily improved PAQ8 Bitmap model (PAQ8oSSE)
Kaido Orav
birthday unknown

2007: extended PAQ8 Bitmap filter to support 8-Bit files
Lasse Mikkel Reinhold
birthday unknown

2007: improved his world's fastest LZ compressor (QuickLZ)
Piotr Tarsa
* May 15, 1988

2007: created one of the fastest LZP+PPM compressors (TarsaLZP)
Oscar Garcia
birthday unknown

2007: created one of the fastest LZ77 compressors (Thor)
Francesco Antonio Nania
* July 18, 1972

2007: invented LZC algorithm (LZC)
Francesco Antonio Nania
* July 18, 1972

2007: invented Fast Content Mixing algorithm (Rings)
Dr. Martin Burtscher
birthday unknown

2007: invented lossless compressor for IEEE 754 64-bit double-precision floating-point data (FPC)
Paruj Ratanaworabhan
birthday unknown

2007: invented lossless compressor for IEEE 754 64-bit double-precision floating-point data (FPC)
Matthias Stirner
* July 28, 1981

2007: created a lossless .PPM and .PGM compressor (PackPNM 0.8)
Dr. Matthew V. Mahoney
born in 1955

2007: created and improved a fast PAQ8 compressor (LPAQ)
Alexander Ratushnyak
birthday unknown

2007: created and improved a fast PAQ8 compressor (LPAQ) and a text preprocessor (DRT)
Bulat Ziganshin
birthday unknown

2007: created free open-source archiver for Win and Linux (FreeARC)
Piotr Tarsa
* May 15, 1988

2007: improved symbol ranking algorithm (SR2 v2)
Ilya Muravyov
* July 31, 1984

2007: invented and improved LZ77+PPM algorithm (LZPM)
Miroslav Linek
birthday unknown

2007: created lossless open-source video codec (MLC)
Christopher Mattern
* March 15, 1986

2008: created fast content mixer (CMM1..CMM4)
Christian Schneider
* March 26, 1984

2008: enhanced .GIF & .PNG support in his lossless ZLIB/GZIP/BZIP recompressor (Precomp)
Takeshi Umezawa
birthday unknown

2008: created lossless open-source video codec based on HuffYUV (UT Video codec)
Christian Martelock
birthday unknown

2008: created a fast and high performing ROLZ compressor (RZM)
Dr. Peter G. Lindstrom
birthday unknown

2008: invented lossless recompressor for hexahedral meshes
Jarek Duda
birthday unknown

2008: invented ANS (Asymmetric Numeral Systems) algorithm
Sachin Garg
birthday unknown

2008: invented lossless compressor for RAW camera images (RAWZOR)
Dr. Martin Isenburg
birthday unknown

2008: invented lossless recompressor for hexahedral meshes
Ilya Muravyov
* July 31, 1984

2008: improved LZ77 algorithm (BALZ)
Ilya Muravyov
* July 31, 1984

2008: invented new algorithm combination BWT+FCM (BCM)
Francesco Antonio Nania
* July 18, 1972

2008: created fast ROLZ algorithm (FlashZip)
Christian Martelock
birthday unknown

2008: created new fast RHSO-LZ algorithm (Slug 1.27)
Christian Martelock
birthday unknown

2008: created a fast and high performing BWT+FCM compressor (Blizzard)
Osman Turan
* May 26, 1985

2008: created new algorithm combination LWCX (BIT 0.2)
Igor Pavlov
birthday unknown

2008: sped up his LZMA algorithm (7-Zip 4.64)
Christian Schneider
* March 26, 1984

2008: enhanced .JPEG support in Precomp with Matthias Stirner's PackJPG allows lossless recompression of Motion-JPEG videos
Matthias Stirner
* July 28, 1981

2008: improved his lossless JPEG recompressor PackJPG and enables Precomp to also do lossless recompression of Motion-JPEG videos
Sami Runsas
birthday unknown

2008: invented fast and high performing LZT algorithm (NanoZip)
Sami Runsas
birthday unknown

2008: created fast and high performing CM algorithm (NanoZip)
Sami Runsas
birthday unknown

2008: heavily improved BWT algorithm (NanoZip)
Malcolm Taylor
birthday unknown

2008: improved his WinRK by adding a native 64 bit version and better lossless audio codec
Kaido Orav
birthday unknown

2008: extended PAQ8 by improving text detection and adding UTF8 detection (PAQ8o10t)
Andreas Morphis
birthday unknown

2008: added faster and far better WAV model & WAV detection (PAQ8p)
Eugene Shelwien
birthday unknown

2008: improved PPMd var J
Giorgio Tani
* November 22, 1974

2008: created free open-source Archiver (PeaZip)
Eugene Shelwien
birthday unknown

2008: for his site
Francesco Antonio Nania
* July 18, 1972

2008: created fast and high performing LZARI algorithm (BZP)
Alexey Dubrovsky
birthday unknown

2008: created an impressive 7z archive optimizer (Ultra7z)
Jan Ondrus
* May 10, 1985

2009: added MOD & S3M & AIFF detection (PAQ8PX)
Gregory S. Chudov
* August 15, 1976

2009: created FLAC encoder with CUDA™ support (FlaCUDA)
Jan Ondrus
* May 10, 1985

2009: improved JPEG detection and compression (PAQ8PX)
Jan Ondrus
* May 10, 1985

2009: improved EXE detection and compression (PAQ8PX)
Jan Ondrus
* May 10, 1985

2009: added ECM preprocessing to PAQ8 (PAQ8PX)
Bulat Ziganshin
birthday unknown

2009: improved his FreeARC archiver
Ilya Muravyov
* July 31, 1984

2009: for his ongoing research of BWT + FCM (BCM)
Siyuan Fu
birthday unknown

2009: for his works on LZ + ARI (Countryside Compressor)
Igor Pavlov
birthday unknown

2009: created LZMA2 algorithm
Yann Collet
birthday unknown

2009: improved LZSS + Huff - fastest compressor ever (ZHUFF)
Rich Geldreich
born in 1976

2010: created LZHAM (LZ + Huffman + Arithmetic + Markov) algorithm
Gregory S. Chudov
* August 15, 1976

2010: created FLAC encoder with AMD STREAM™ & CUDA™ support (FlaCCL)
Sebastian
birthday unknown

2010: published lossless audio compressor (SAC)
Alexander Ratushnyak
birthday unknown

2010: created lossless image compressor (GraLIC)
Przemyslaw Skibinski
* September 15, 1978

2010: invented lossless MPEG1/MPEG2 recompressor (OCA_MPEG)
Andrew Polar
born in 1955

2010: invented Non-Huffman binary tree algorithm (Polar Codes)
Andrew Polar
born in 1955

2010: created ROLZ compressor (iROLZ)
Yann Collet
birthday unknown

2010: invented new match finder (Morphing Match Chain)
Ilya Grebnov
birthday unknown

2010: created BSC compressor and LIBBSC (BWT)free and open-sourced BSC compressor and LIBBSC (BWT)
Dr. Jyrki Alakuijala
birthday unknown

2011: created lossless part of new image format (WEBP)

2011 - 2020

Bulat Ziganshin
birthday unknown

2011: improved his match finder preprocessing tool (SuperREP 2.0)
Dr. Matthew V. Mahoney
born in 1955

2011: created parallel ZPAQ compressor (PZPAQ)
Mario Scholz
birthday unknown

2011: created LZMA optimizer (m7zRepacker)
Dr. Stefano Brocchi
birthday unknown

2011: created free, fast, open-sourced lossless image compressor (BCIF)
Ilya Grebnov
birthday unkownn

2011: BSC can now also use NVIDIA GPU's for compression/decompression (BSC/LIBBSC)
Eugene Shelwien
birthday unknown

2011: invented lossless LZMA recompressor (lzmarec)
Alexander Ratushnyak
birthday unknown

2011: created fast lossless image compressor (FLIC)
Eugene Shelwien
birthday unknown

2011: created lossless Deflate recompressor (REFLATE)
Francesco Antonio Nania
* July 18, 1972

2011: created fast CM compressor (ZCM)
Matthias Stirner
* July 28, 1981

2012: improved PackPNM in compression and decreased memory consumption (PackPNM)
Matthias Stirner
* July 28, 1981

2012: created lossless .MP3 recompressor (packMP3)
Christoph Feck
* February 20, 1972

2012: created fast lossless RGB photo compressor (ImageZero)
Dr. Jyrki Alakuijala
birthday unknown

2012: created fast open-source compression library based on LZ77 (Gipfeli)
Dr. Rastislav Lenhardt
birthday unknown

2012: created fast open-source compression library based on LZ77 (Gipfeli)
Jean-Marie Barone
* July 13, 1971

2012: created fast CM for TASM (SMAC)
Moinak Ghosh
birthday unknown

2012: created free and open-sourced parallel compression and deduplication utility (Pcompress)
Dr.-Ing. habil. Tilo Strutz
birthday unknown

2013: wrote paper on Multiplierless Reversible Colour Transforms
Mathieu Chartier
born in 1990

2013: created fast CM compressor (MCM)
Dr. Jyrki Alakuijala
birthday unknown

2013: created strongest open-source Deflate compression library (Zopfli)
Lode Vandevenne
birthday unknown

2013: created strongest open-source Deflate compression library (Zopfli)
Dr. Jyrki Alakuijala
birthday unknown

2013: created open-source compression library based on LZ77 (Brotli)
Dr. Zoltán Szabadka
birthday unknown

2013: created open-source compression library based on LZ77 (Brotli)
Marwijn Hessel
* August 25, 1969

2013: wrote C++ text filter for PAQ8(PAQ8PXD_v6)
Yann Collet
birthday unknown

2013: created new entropy coder (FSE)
Jarek Duda
birthday unknown

2013:invented entropy coding combining speed of Huffman coding with compression rate of arithmetic coding (ANS)
Klaus Post
birthday unknown

2013:created splitter for camera raw files (RawSpeedCompress)
Kaido Orav
birthday unknown

2014:improved PAQ8pxd (fast & slow mode, multithread-aware, speedup, improved models..)
Balázs Oroszi
birthday unknown

2014:created lossless video codec (MagicYUV)
Prof. Tomasz Müldner
* July 14, 1947

2014:wrote a paper about Annotated Trees and their applications to XML compression
Jan Krzysztof Miziołek
* July 27, 1946

2014:wrote a paper about Annotated Trees and their applications to XML compression
Tyler Corbin
birthday unknown

2014:wrote a paper about Annotated Trees and their applications to XML compression
Diazonium
birthday unknown

2015:created first open-source lossless recompressor for ZLIB data (AntiZ)
Yann Collet
birthday unknown

2015: created LZ4 successor (ZSTD)
Dr. Jon Sneyers
* June 21, 1981

2015:created Free Lossless Image Format (FLIF)
Pieter Wuille
?

2015:created Free Lossless Image Format (FLIF)
Christian Schneider
* March 26, 1984

2016: made Precomp open-source and added lossless MP3 recompressor (packMP3) to it
Dr. Jyrki Alakuijala
birthday unknown

2016: created open-source JPEG encoder with up to 30% better compression (Guetzli)
Dr. Zoltán Szabadka
birthday unknown

2016: created open-source JPEG encoder with up to 30% better compression (Guetzli)
Robert Obryk
birthday unknown

2016: created open-source JPEG encoder with up to 30% better compression (Guetzli)
Márcio Pais
birthday unknown

2016: added lossless GIF recompressor to his CM (EMMA)
Jan Ondrus
* May 10, 1985

2016: added GIF preprocessing to PAQ8 (PAQ8PX_v75) and FP8_v4
Jan Ondrus
* May 10, 1985

2016: added ZLIB recompression to PAQ8 (PAQ8PX_v75)
Márcio Pais
birthday unknown

2016: added lossless ARW recompressor to his CM (EMMA)
Márcio Pais
birthday unknown

2017: created free lossless compressor for many uncompressed camera raw formats (PackRAW 0.1)
Márcio Pais
birthday unknown

2017: added support for compressed and uncompressed Sony .arw format in PackRAW 0.1
Márcio Pais
birthday unknown

2017: added support for Leica / Panasonic .raw, .rwl and .rw2 formats in PackRAW 0.1
Dr. Jyrki Alakuijala
birthday unknown

2017: created lossy image format (PIK)
Dr. Zoltán Szabadka
birthday unknown

2017: created lossy image format (PIK)
Márcio Pais
birthday unknown

2017: added support for uncompressed .dng in PackRAW 0.1
Márcio Pais
birthday unknown


2017: added support for Fuji .raf format in PackRAW 0.2
Márcio Pais
birthday unknown
2017: greatly improved PAQ8PX
- 52 versions in 7 months
  • improved JPEG model
  • improved record model
  • new image model for 4bpp images
  • new image model for 8bpp grayscale or palette images, including PNG
  • new image model for 24/32bpp images, including PNG
  • new x86/x64 exe model
  • new text model
  • new XML model
You?
?

2018: - your invention / improvement