Folder Marker - Change folder color in two mouse clicks for easy at-a-glance identification.
Free File Splitter - File Splitter is a handy freeware program which allows to easily split and merge files
Folder Painter - Folder Painter is an easy to use Portable Freeware program, which allows you to change the color of the icon representing a chosen folder to any color you like
GSplit - GSplit is a free file splitter that splits any file into smaller files called pieces. Lots of customization options, attractive and easy-to-use interface.
Folder Colorizer - Windows Explorer is too boring? Color it up!
HJSplit - HJSplit is a popular set of freeware file-splitting programs created by Freebyte.