They're focusing on getting the cryptographic underpinnings going correctly, whixh is awesome. They are also extremely interested in decentralizing the system via blockchain tech, which is a really good sign.
I try to follow their mailing lists, but unfortunately much of it is still in Spanish.
* http://liquidfeedback.org (used by Pirate Parties in several countries as well as the M5S movement in Italy)
A related US-based project is https://makeyourlaws.org
I came across it because for the past couple of months I've been thinking and writing down some thoughts on building an application that applied "Delegative Democracy" towards the goal of allowing large groups of people to make important decisions. I didn't realize there was even a term for this concept until this blog post.
I have lots of reading material for tonight it seems.