NGitDiff is the diff algorithm from NGit. NGit is a project to convert JGit to .NET. This library contains a very nice diff algorithm. This project is an extraction of that diff algorithm from the NGit project.
Bugs should be reported through github at http://github.com/pvginkel/NGitDiff/issues.
The license for NGitDiff is the same as the license for NGit. See NGit.license.txt for the license.