Print Window - Print Window allows you to generate file listings and print them or save them to multiple formats.
Beyond Compare - Beyond Compare allows you to compare files and folders.
Filelist Creator - For the various occasions, lists of files or directories are required: perhaps you need an index of...
WinMerge - WinMerge is an open source differencing and merging tool for Windows.
DirList - MiTeC
Meld - What is Meld? Meld is a visual diff and merge tool targeted at developers.