CivilHub - CivilHub is a free and open-source platform written in Python & Django for the purpose of...
Loomio - Loomio helps groups of people make decisions together, online.
DemocracyOS - DemocracyOS is an open source application for online decision making.
Airesis - A decision making tool for direct democracy and e-government: participate in discussions, bring your ideas, suggest solutions and vote online
LiquidFeedback - Online voting system (german & english) for Interactive Democracy, which is used by the Pirate...
Consider.it - Collect feedback, engage stakeholders, make group decisions, teach critical thinking, and more.