I rolled my own with Django, which I kind of regret now. A blog is really about the content (in this case, news about your product) and not the technology you

I rolled my own with Django, which I kind of regret now. A blog is really about the content (in this case, news about your product) and not the technology you use. If you're going to host your own, I'd recommend WordPress. If you don't mind someone else hosting it, try out Tumblr + Disqus.