# colordiff > A tool to colorize diff diff output. > The Perl script colordiff is a wrapper for `diff` and produces the same output but with pretty 'syntax' highlighting. Colour schemes can be customized.. > More information: . - Compare files: `colordiff {{file-1}} {{file-2}}` - Compare files, output in two columns: `colordiff -y {{file-1}} {{file-2}}` - Compare files, Ignore case differences in file contents: `colordiff -i {{file-1}} {{file-2}}` - Compare files, Report when two files are the same: `colordiff -s {{file-1}} {{file-2}}` - Compare files, ignoring white spaces: `colordiff -w {{old_file}} {{new_file}}`