A Chrome extension that shows CSV file diffs nicely on GitHub.
Install the extension from the Chrome Web Store.
Then just view a diff of a CSV file on GitHub and enjoy the results.
If you notice any problems, please file an issue including the version you're using, and the URL that you're having trouble with.
Also, this code is open source, and pull requests are gratefully accepted!
All the clever stuff in this extension is done by Paul Fitzpatrick's amazing cross-platform CSV diffing library, daff.
This code is open source under the MIT license. See the LICENSE.md file for full details.