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GrokImageCompression/grok

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World's Leading Open Source JPEG 2000 Codec

4 mentions on Hacker News by 3 people: 1 story, 3 comments · first 2017-03-17 · latest 2026-03-11

Mentions per year 4 mentions · busiest year 2022 (2)
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  1. ▲ 2
    Grok OSS JPEG 2000 Codec Beats Leading Commercial Codec
    story by grokcodec · 2026-03-11 · 0 comments
  2. …well maintained and fast open source libraries available: https://github.com/uclouvain/openjpeg and https://github.com/GrokImageCompression/grok JPEG 2000 is a niche codec, but in the niches that it occupies it is the gold standard, even…
    comment by boxerab · 2022-07-18 · in Is JPEG 2000 a preservation risk? (2013)
  3. …20 years ago, remember JPEG2000? Open Source JPEG2000 libraries: - Grok, last commit 9 hours ago: https://github.com/GrokImageCompression/grok - JasPer, last commit 5 days ago: https://github.com/jasper-software/jasper - OpenJPEG, last…
    comment by Beltalowda · 2022-06-07 · in What’s the best lossless image format?
  4. shameless plug for my JPEG 2000 codec: https://github.com/GrokImageCompression/grok . Performance currently around 1/3 Kakadu
    comment by boxerab · 2017-03-17 · in Guetzli: A New Open-Source JPEG Encoder