$3.5 million from investor Stephen Mandel Jr., and $2 million from software developer Chris Wanstrath. The PAC announced it will target roughly a dozen specific races, including GOP Reps.

That was main idea behind GitHub CEO Chris Wanstrath's final keynote address on Wednesday, as he spoke to a room of programmers and developers at GitHub Universe, the popular development platform ...

Co-founder Chris Wanstrath took over as CEO. In March it was attacked by hackers, reportedly from China who were said to be trying to shut down anti-censorship software hosted on the site.