A JWC file contains a design for a CD jewel case created by NTI JewelCase Maker, a Windows program used to create jewel case designs. It stores information about a jewel case design, which may include images, graphics, and text. JWC files typically contain multiple designs, which include the front, inside, and back of a jewel case, a CD/DVD label, a DVD insert, and a DVD cover design.

JWC file open in NTI JewelCase Maker 5 You will only encounter JWC files if you use JewelCase Maker to create cases for your CDs and DVDs. The files can only be created and opened with the program, which is no longer developed but is still available for download. JewelCase Maker gives you several tools for designing the jewel case. Some of the tools include straight and curved text, and bold, italic, underline, and color options for text. You can also import .JPG, .BMP, .GIF, .ICO, .TIF, and .PNG graphics to be used in the design. NOTE: NTI stands for NewTech Infosystems.