C4

JEDMICS bitmap picture
File type: Bitmap image file
Files with c4 file extension can be mostly found as bitmap images in special JEDMICS format.
What is c4 file?
File type category:
Bitmap image file
Date updated: June 23, 2025
The c4 file extension is related to JEDMICS image format, also known as C4, was developed by Image Machines Corporation of Herndon, VA.
It is very similar in structure to Aldus Corporation’s TIFF 6.0 tiled file format and Image Machine Corporation’s TG4 file format.
These three file formats differ only in the structure of the header and tile indices. All three file types use CCITT Group 4 encoding and the structure of the compressed tiles is the same for all three.
How to open c4 file?
You can view this type of pictures in Xnview or similar program.
How to convert c4 file?
Various bitmap formats can be usually converted between each other, provided you will find a tool that support this particular file type.
Suggested software to open c4 file:
Associated software actions with the c4 file
Programs for viewing c4 files:
XnView MP (Multiplatform)
Software apps that print c4 files:
XnView MP (Multiplatform)