NewFolder16 adds another item to the right-click context menu in Explorer which allows you to add a new folder, a number of new folders, or a combination of folders and sub folders. When you right click on the context menu item you are offered a small window where you can add a folder name. For the creation of folders and sub folders we have seen none better than this tiny utility. When you create an image it is yours, you own the copyright to that image. However many people see images, specially on the Web, and just help themselves, effectively stealing your work.
Stash is a small program to insert a data file inside an image.
The other three use 24-bit PNG, PCX, BMP or TIFF images. JPG cannot be used here because it does not perfectly preserve the image pixels. You can't see the hidden data encoded into the image file but it can be extracted anytime using the same tool. This gives you a legal claim on your work. The data file does add to the image size, though the amount it adds depends on the type of encoding used and the number of colors in the final image.