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On the recordRead 11 Oct 202619 facts
OpenJPEG
Plans and prices
OpenJPEG
Free
BSD 2-clause license · commercial use allowed
Read 11 Oct 2026 · openjpeg.org
On the record
- API access
- Yesopenjpeg.org · read 24 Sep 2026
- API stability
- The project says it strives to provide a stable API/ABI and exposes a limited subset of functions.github.com · read 11 Oct 2026
- Batch processing
- Yesopenjpeg.org · read 24 Sep 2026
- Build
- The installation documentation points users to build and installation instructions in the source tree.github.com · read 11 Oct 2026
- Compression
- The opj_compress program converts supported image files to JPEG 2000 files.github.com · read 11 Oct 2026
- Compression modes
- bothopenjpeg.org · read 24 Sep 2026
- Input formats
- The documented compressor accepts BMP, PGM, PGX, PNG, PNM, PPM, RAW, RAWL, TGA and TIF inputs.github.com · read 11 Oct 2026
- JPIP
- OpenJPIP implements JPEG 2000 Part 9 features including JPIP over HTTP, image indexing and region-of-interest requests.github.com · read 11 Oct 2026
- License
- The two-clause BSD license permits use and modification, including for commercial applications, with copyright retained in source or binary documentation.openjpeg.org · read 11 Oct 2026
- Lossy and lossless
- The compressor documentation describes compression-ratio and quality-in-dB layers and says the default is one lossless quality layer.github.com · read 11 Oct 2026
- Maintainer
- The project site says the Image and Signal Processing Group at Université de Louvain maintains the library.openjpeg.org · read 11 Oct 2026
- Output formats
- The documented compressor can output J2K, JP2 and J2C formats.github.com · read 11 Oct 2026
- Project status
- The repository README says the repository should be considered unmaintained and that no committer currently feels responsible for regularly reviewing tickets or pull requests.github.com · read 11 Oct 2026
- Purpose
- OpenJPEG is an open-source JPEG 2000 codec written in C.openjpeg.org · read 11 Oct 2026
- Reference software
- The project says it is officially recognized by ISO/IEC and ITU-T as JPEG 2000 Reference Software.openjpeg.org · read 11 Oct 2026
- Release
- The project site lists version 2.5.4 as its latest release.openjpeg.org · read 11 Oct 2026
- Removed components
- The repository says openjpwl, openjp3d and openmj2 were removed after release 2.4.0 and their building and working state is unknown.github.com · read 11 Oct 2026
- Supported formats
- BMP,PGM,PGX,PNG,PNM,PPM,RAW,RAWL,TGA,TIF,J2K,JP2,J2C,JPTopenjpeg.org · read 24 Sep 2026
