C# Website system. This is going to be the "Newer" Internet, and even has a custom theme system. This is going to let users do "anything" that won't harm the client computer in any way.
...The SVS cmds can remotely control users' channels, nicks, or modes. Fifteen new flags and many new cmds are added. The K/G line code is reimplemented. A proxy scanner with a cache is built-in. New synchronization methods.