> In fact, Patrick will tell you not to use any of them and host your own code, if you care about SEO.
Won't it be a non-issue if your repository isn't public which would be the case for most of the startups. Except for a couple of non-critical utilities, companies generally don't open source their code on their way up, and when they have reached the critical mass and are open sourcing big projects, they generally would have sufficient SEO weight to outweigh the repo effect.
I put up a single page with some very simple examples of doing computer vision in Python on my website three years ago. It's gotten enough links to give my site some authority in Google's eyes. I don't think it would be very difficult for a software company to find some code that others would find useful and post it on their website. And in fact, it would be a lot easier than generating other content, considering that software companies write software all day.
Won't it be a non-issue if your repository isn't public which would be the case for most of the startups. Except for a couple of non-critical utilities, companies generally don't open source their code on their way up, and when they have reached the critical mass and are open sourcing big projects, they generally would have sufficient SEO weight to outweigh the repo effect.