With Filestar you get 189 different skills for working productively with JPEG 2000 Code Stream .(j2c) files.
About .J2c
Name
JPEG 2000 Code Stream
Extension
.j2c
Format
Binary
Category
Raster Image
Developer
Joint Photographic Experts Group
Description
Bitmap image created using JPEG 2000 compression, which is similar to standard .JPG compression but uses a newer encoding standard that allows flexibility at the cost of computational complexity; can be viewed by most applications that support standard .JP2 files.