If you can take away the need for millions of dollars to run a campaign then policy makers aren't beholden to the few wealthy supporters that helped get them elected.
They help connect volunteers to projects that range from building an open-source voter database to an Uber-like app that helps the mobility-limited get transportation to vote. They are extremely transparent and always interested in growing the network. Many members of the network are engineers, product managers, or independent coders.
They list MoveOn as a key partner:
This document clearly states the organisation is founded by Berine Sanders supporters:
And they built something called the "Resistance Calendar", containing events like:
I mean for the most part it seems to be stuff I would support (personally), but to call it party neutral is at best true by way of technicality.
I doubt you find many Republican events on that calendar. Of course, I wouldn't expect to given the name of the group, but let's not play games and pretend it isn't partisan?
So it'll make an application that supports primarily republican causes too.