Hi, here Michael from Migadu. The reason we're using Haraka is that it's very fast, very flexible, and easily extendible. Furthermore, it's actually quite matur

Hi, here Michael from Migadu. The reason we're using Haraka is that it's very fast, very flexible, and easily extendible. Furthermore, it's actually quite mature, version 2 was released in 2012 and now the're are about monthly releases. We are happy with it.