BlogEngine.NET (Boyi) is a free, open source blog system. BlogEngine.NET (Boyi) fully complies with W3C standards and has strong scalability, high performance, good SEO performance and extraordinary user experience. Not only that, Boyi also has a group of high-quality user groups, and their support enables Boyi to continue to develop. BlogEngine.NET (Boyi) v2.5 is developed using the Visual Studio 2010 development environment, and the running environment is .netframework3.5/4.0.