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Forum: Data Compression

Discussion about compression algorithms and software.

  1. Sticky Thread Sticky: GDC Competition: Discussions

    Started by Ms1, 17th June 2020 20:24
    29 Pages •
    1 2 3 ... 29
    global data compression competition 20 Attachment(s)
    • Replies: 851
    • Views: 1,446,125
    Gotty
    8th March 2026, 06:21 Go to last post

  2. Sticky Thread Sticky: List of Asymmetric Numeral Systems implementations

    Started by Jarek, 12th November 2014 15:13
    2 Pages •
    1 2
    2 Attachment(s)
    • Replies: 36
    • Views: 193,595
    Cyan
    28th January 2026, 20:30 Go to last post

  3. Sticky Thread Sticky: General guidelines, Rules Of Thumb

    Started by Alexander Rhatushnyak, 15th January 2025 17:23
    • Replies: 2
    • Views: 48,033
    RoomWithAView
    15th January 2025, 17:54 Go to last post

  4. Sticky Thread Sticky: New saca and bwt library (libsais)

    Started by Gribok, 24th February 2021 06:31
    4 Pages •
    1 2 3 ... 4
    13 Attachment(s)
    • Replies: 96
    • Views: 507,900
    lz77
    6th December 2024, 09:10 Go to last post

  5. Sticky Thread Sticky: RAZOR - strong LZ-based archiver

    Started by Christian, 8th September 2017 08:49
    8 Pages •
    1 2 3 ... 8
    lz, razor, strong compression 8 Attachment(s)
    • Replies: 224
    • Views: 745,495
    nika
    26th April 2024, 10:25 Go to last post

  1. CompressionRatings.com

    Started by Intrinsic, 6th March 2009 14:39
    2 Pages •
    1 2
    benchmark, test
    • Replies: 38
    • Views: 97,446
    xman
    Today, 15:10 Go to last post

  2. The 1MB Compression Benchmark

    Started by comp1, 18th December 2014 01:29
    • Replies: 8
    • Views: 6,785
    tansy
    Today, 12:17 Go to last post

  3. Lightbulb StreamLZ - .Net 8/10, LZ77 compression w/ interleaved tANS

    Started by StreamLZ, Yesterday 06:38
    kraken, lz4, lz77, mermaid, oodle, slz, streamlz, tans, zstd 1 Attachment(s)
    • Replies: 1
    • Views: 200
    tansy
    Yesterday, 21:56 Go to last post

  4. Is encode.su community interested in a new free lossy image codec?

    Started by Raphael Canut, 24th August 2018 21:41
    21 Pages •
    1 2 3 ... 21
    252 Attachment(s)
    • Replies: 616
    • Views: 2,894,149
    Raphael Canut
    Yesterday, 21:29 Go to last post

  5. Cool CHK Hash Tool

    Started by encode, 18th April 2013 23:30
    13 Pages •
    1 2 3 ... 13
    adler32, chk, crc, crc32, crc64, ed2k, md4, md5, ripemd160, rmd160, sha1, sha1-base32, sha2, sha256, sha256-base64, sha3, sha3-256, sha3-512, sha512, sha512/256, tiger, whirlpool 124 Attachment(s)
    • Replies: 388
    • Views: 1,350,565
    therube
    Yesterday, 18:26 Go to last post

  6. ZXC: another (too) fast DEcompressor

    Started by hellobertrand, 24th March 2026 23:28
    • Replies: 2
    • Views: 445
    hellobertrand
    30th March 2026, 13:34 Go to last post

  7. catpaq: official zpaqfranz GUI (Windows - Linux - Mac)

    Started by fcorbelli, 5th March 2026 17:12
    8 Attachment(s)
    • Replies: 11
    • Views: 2,560
    jimbow
    30th March 2026, 13:12 Go to last post

  8. Key-value cache transform coding for compact storage in LLM inference

    Started by tansy, 29th March 2026 00:47
    ai, kvtc, llm
    • Replies: 4
    • Views: 481
    inschrift.spruch.raum
    29th March 2026, 18:24 Go to last post

  9. Paq8pxd dict

    Started by kaitz, 21st January 2012 21:14
    39 Pages •
    1 2 3 ... 39
    apm, base64, base85, cd, eol, gif, jpeg, lzss, mdf, mrb, paq, paq8, paq8px, paq8pxd, ppmd, wrt, zlib 392 Attachment(s)
    • Replies: 1,163
    • Views: 2,735,205
    kaitz
    29th March 2026, 10:10 Go to last post

  10. Talking SYC - Modular Compression Tool

    Started by YadeWira, 16th March 2026 00:24
    1 Attachment(s)
    • Replies: 4
    • Views: 774
    YadeWira
    29th March 2026, 06:54 Go to last post

  11. Smile packJPG Multi-threaded

    Started by YadeWira, 21st March 2026 03:11
    12 Attachment(s)
    • Replies: 17
    • Views: 1,765
    tansy
    28th March 2026, 21:30 Go to last post

  12. zpaq updates

    Started by Matt Mahoney, 9th September 2009 06:37
    107 Pages •
    1 2 3 ... 107
    backup, deduplication, paq, zpaq 338 Attachment(s)
    • Replies: 3,207
    • Views: 7,651,319
    fcorbelli
    26th March 2026, 21:28 Go to last post

  13. paq8px

    Started by Jan Ondrus, 25th April 2009 21:48
    91 Pages •
    1 2 3 ... 91
    paq 552 Attachment(s)
    • Replies: 2,725
    • Views: 6,885,967
    awm
    26th March 2026, 10:48 Go to last post

  14. Tree alpha v0.1 download

    Started by Kennon Conrad, 31st March 2014 08:04
    30 Pages •
    1 2 3 ... 30
    125 Attachment(s)
    • Replies: 886
    • Views: 1,474,938
    Matt Mahoney
    26th March 2026, 00:09 Go to last post

  15. LZMEVR : CS Undergrad attempt at Simple LZ

    Started by Mr. Brocoli, 16th March 2026 12:28
    1 Attachment(s)
    • Replies: 19
    • Views: 1,733
    Mr. Brocoli
    25th March 2026, 01:14 Go to last post

  16. GLZA

    Started by Kennon Conrad, 24th January 2016 01:35
    3 Attachment(s)
    • Replies: 28
    • Views: 105,199
    Kennon Conrad
    24th March 2026, 04:01 Go to last post

  17. Sac: (State-of-the-Art) Lossless Audio Compression

    Started by Sebastian, 2nd October 2010 16:02
    11 Pages •
    1 2 3 ... 11
    26 Attachment(s)
    • Replies: 322
    • Views: 1,333,264
    Sebastian
    23rd March 2026, 23:27 Go to last post

  18. WinRAR

    Started by squxe, 11th July 2008 20:31
    11 Pages •
    1 2 3 ... 11
    17 Attachment(s)
    • Replies: 305
    • Views: 1,011,327
    Mike
    23rd March 2026, 13:25 Go to last post

  19. Simple rangecoder with low redundancy on short strings

    Started by Shelwien, 18th March 2019 19:58
    1 Attachment(s)
    • Replies: 13
    • Views: 10,683
    awm
    22nd March 2026, 17:09 Go to last post

  20. Gradient Random Coder of Jpg and Png to be lossless and ocupy same size of webp

    Started by tonycamp, 1st December 2025 16:09
    • Replies: 9
    • Views: 35,163
    tonycamp
    22nd March 2026, 10:00 Go to last post

  21. LZAV Compression. Very low source-size header only compressor.

    Started by BakingPowder, 15th November 2023 14:34
    3 Pages •
    1 2 3
    7 Attachment(s)
    • Replies: 86
    • Views: 237,271
    tansy
    20th March 2026, 11:45 Go to last post

  22. Kanzi: Java, Go and C++ compressors

    Started by hexagone, 21st November 2014 02:16
    3 Pages •
    1 2 3
    23 Attachment(s)
    • Replies: 77
    • Views: 213,338
    hexagone
    15th March 2026, 18:04 Go to last post

  23. Samsung's OpenAPV (Open Advanced Professional Video Codec)

    Started by Jarek, 27th February 2026 09:41
    • Replies: 8
    • Views: 1,897
    nika
    13th March 2026, 10:09 Go to last post

  24. Zstandard

    Started by Cyan, 25th January 2015 12:22
    23 Pages •
    1 2 3 ... 23
    zstd 79 Attachment(s)
    • Replies: 662
    • Views: 4,111,973
    Sportman
    12th March 2026, 03:25 Go to last post

  25. turtledeflate: a very slow deflate format data compressor

    Started by rwill, 7th March 2026 08:29
    1 Attachment(s)
    • Replies: 4
    • Views: 1,857
    MegaByte
    10th March 2026, 01:28 Go to last post

  26. PAKKA: zpaqfranz's Windows GUI

    Started by fcorbelli, 12th January 2014 18:36
    2 Pages •
    1 2
    32 Attachment(s)
    • Replies: 43
    • Views: 57,782
    fcorbelli
    5th March 2026, 17:21 Go to last post

  27. HALAC(High Availability Lossless Audio Compression)

    Started by Hakan Abbas, 31st December 2023 22:57
    4 Pages •
    1 2 3 ... 4
    66 Attachment(s)
    • Replies: 108
    • Views: 243,346
    Hakan Abbas
    4th March 2026, 11:47 Go to last post

  28. JPEG XL vs. AVIF

    Started by SolidComp, 22nd May 2020 15:54
    14 Pages •
    1 2 3 ... 14
    av1, avif, image compression, jpeg xl, photos 146 Attachment(s)
    • Replies: 410
    • Views: 1,521,984
    xman
    3rd March 2026, 17:05 Go to last post

  29. GUI winzpaq updates

    Started by Sportman, 4th February 2013 20:19
    2 Pages •
    1 2
    winzpaq 2 Attachment(s)
    • Replies: 33
    • Views: 77,289
    fcorbelli
    1st March 2026, 21:05 Go to last post

  30. Star Engine - AI data compressor

    Started by submerge, 20th March 2021 14:35
    5 Pages •
    1 2 3 ... 5
    35 Attachment(s)
    • Replies: 132
    • Views: 101,213
    tansy
    1st March 2026, 20:32 Go to last post
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