J Wavelet Image Codec

J Wavelet Image Codec format, or JWIC file format, is a raster image format associated with the JavaWIC and JWICTranslator software by Sasha Chukov. It uses wavelet compression. The J stands for Java. It is notable in that it is supported by XnView.

Identification
One version of the format starts with signature bytes.

A later version starts with.

Software

 * XnView (read/write)
 * Sasha's BeOS software page → JWICTranslator... (Some sample images might be NSFW.)