DemocracyOS - DemocracyOS is an open source application for online decision making.
Meekan - Connecting the world's calendars
Owlie - A beautiful app for quick decision making with friends
Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.
Decidim - Free Open-Source participatory democracy for cities and organizations
Sidequest for Slack - Create and track personal or support team tasks, 100% inside Slack.