grokj2k ☆

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Description:
JPEG 2000 Library

Type: Formula | Latest Version: 9@0 | Tracked Since: Dec 28, 2025

Links: Homepage | formulae.brew.sh

Category: Multimedia

Tags: image-processing multimedia jpeg2000 compression library

Install: brew install grokj2k

About:
Grokj2k is an open-source JPEG 2000 codec library derived from OpenJPEG. It provides high-performance compression and decompression for the JPEG 2000 format (JP2, J2K), supporting both lossy and lossless image storage. The library is essential for applications requiring high-fidelity image archiving, medical imaging, and digital preservation workflows.

Key Features:

High-performance JPEG 2000 encoding and decoding
Support for both lossy and lossless compression
Compatibility with JP2 and J2K file formats
Open-source library suitable for integration into other applications

Use Cases:

Archiving high-resolution images with lossless quality
Processing medical imaging data (DICOM standards)
Integrating JPEG 2000 support into custom software applications

Alternatives:

openjpeg – Grokj2k is a fork of OpenJPEG with a focus on maintaining and modernizing the codebase for continued development.
libjpeg-turbo – Focuses on standard JPEG (lossy) performance via SIMD optimizations, whereas Grokj2k handles the JPEG 2000 standard.

Version History

Detected	Version	Rev	Change	Commit
Jan 8, 2026 5:15pm	9	0	REVISION_ONLY	244f7ace
Dec 29, 2025 3:55pm	9	1	REVISION_ONLY	8a0e44fa
Sep 16, 2025 10:14pm	9	0	VERSION_BUMP	d993dcd3
Sep 12, 2025 3:56pm	9	0	VERSION_BUMP	6f5c41a3
Jan 5, 2025 10:56pm	9	0	VERSION_BUMP	3bb0d978
Dec 27, 2024 2:22am	9	0	VERSION_BUMP	cb0ab12d
Nov 25, 2024 10:36pm	9	0	VERSION_BUMP	8ed12840
Oct 22, 2024 3:33am	9	1	VERSION_BUMP	06d2d4b3
Oct 22, 2024 3:00am	9	1	VERSION_BUMP	3b40d2e6
Sep 13, 2024 12:24pm	9	0	VERSION_BUMP	b7018971