Use Viewer to Compare Files
Usually, projects do not only contain text files, but also binary files, e.g. image files.
Now, while file comparison tools for specific binary formats are hard to find, file viewers for such files are usually easy to obtain.
With SmartCVS you can now set up file viewers to be used for file comparison.
Of course, no automatic comparison algorithm is run, but for a lot of file types, such as image files, showing both file states on the screen at least allows humans to see the differences.
For Mac OS X the system viewer for jpg, png and gif files is used.
If no file comparator is configured for files detected as binary, at least the file lengths and SHA hash codes are shown: