This is version 2.0 of AutoFixture.
Compared to AutoFixture 1.1, version 2.0 features a completely new engine with a much improved extensibility model. Read more about this release here: http://blog.ploeh.dk/2010/10/10/AutoFixture20Released.aspx
This release contains one known bug described here: http://autofixture.codeplex.com/workitem/4197.
The source code corresponding to this release is Change Set e4cec7a997b5.
To install, simply unzip the file and place the files in a folder of your own choice; then reference Ploeh.AutoFixture.dll or Ploeh.SemanticComparison.dll in your test project(s). The .zip file also includes the optional assemblies Ploeh.AutoFixture.AutoMoq.dll (for optional auto-mocking with Moq (http://code.google.com/p/moq/
)) and Ploeh.AutoFixture.Xunit.dll (for optional integration with xUnit.net (http://xunit.codeplex.com/