Installation: Put 'icdiff' on your PATH. Usage: icdiff [options] left_file right_file Show differences between files in a two column view. Options: -h, --help show this help message and exit --cols=COLS specify the width of the screen. Autodetection is Linux only --head=HEAD consider only the first N lines of each file --highlight color by changing the background color instead of the foreground color. Very fast, ugly, displays all changes --line-numbers generate output with line numbers --no-bold use non-bold colors; recommended for with solarized --no-headers don't label the left and right sides with their file names --numlines=NUMLINES how many lines of context to print; can't be combined with --whole-file --show-all-spaces color all non-matching whitespace including that which is not needed for drawing the eye to changes. Slow, ugly, displays all changes --version print version and exit --whole-file show the whole file instead of just changed lines and context Using with git: To see what it looks like, try: git difftool --extcmd icdiff To install this as a tool you can use with git, copy git-icdiff onto your path and run: git icdiff License: This file is derived from difflib.HtmlDiff which is under the license: http://www.python.org/download/releases/2.6.2/license/ I release my changes here under the same license. This is GPL compatible.