Castle
Description: Castle is an open-source model-based testing framework for .NET that makes it easy to automate testing activities like implementing stubs and mocks, parameterizing tests, and sharing test context across tests.
Type: software
Pricing: Open Source
Disqus
Description: Disqus is a blog comment hosting service for websites and online communities. It allows site owners to have discussions on their sites without having to manage them directly.
Type: software