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JPEG2000 code stream image
File type: Bitmap image file
File with j2k file extension can be usually found as pictures saved in the JPEG2000 code stream image format.
File type category:
Bitmap image file
Date updated: June 23, 2025
File extension j2k is associated with the JPEG2000 code stream image file format.
JPEG 2000 (JP2) is an image compression standard and coding system introduced by Joint Photographic Experts Group committee in 2000.
See also jpc file extension record in our database.
Use Nero PhotoSnapm XnView to view content of the .j2k file.
It should be possible to convert .j2k images to other graphics formats, provided you will use a converter or graphics editor with support of J2K format.
Software applications that can open j2k files:
Multiplatform
Programs for viewing j2k files:
Microsoft Windows
Multiplatform
Software apps that convert j2k files:
On-line services
Software apps that import j2k files:
Microsoft Windows
Multiplatform
Software apps that export j2k files:
Microsoft Windows
Software apps that print j2k files:
Multiplatform
Software applications that handle other tasks involving j2k files:
Microsoft Windows
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