Convert jp2 to psd Online: jp22psd
You can use Tom's Editor to easily convert images from
JPEG-2000 JP2 File Format Syntax .JP2 to Adobe Photoshop
.PSD.
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
JP2
JPEG-2000 JP2 File Format Syntax is an image format with extension JP2.
PSD
PSD is in internal image format of Adobe Photoshop. It can store all the features offered by Photoshop, like layers and paths. Images can be compressed or not.