Comparing open source routing platforms (posted 2015-02-02)
Here's a bunch more information about these two and other open source routing software:
Basically, OpenBGPD's filtering system has scalability issues, and it uses a lot of CPU in large deployments. And it concerns me that these mention OpenBGPD 4.8 and 5.0, while the website only has 4.6.
And I guess I have some homework: install Xorp, a Juniper-like open source routing platform.