Mixmax Calendar - The fastest way to schedule meetings with anyone, anywhere
Loomio - Loomio helps groups of people make decisions together, online.
Meetingbird for Gmail - View your calendar and schedule meetings right from Gmail
tricider - Easy decision making. Creative and collaborative.
Calendly - Say goodbye to phone and email tag for finding the perfect meeting time with Calendly. It's 100% free, super easy to use and you'll love our customer service.
Decidim - Free Open-Source participatory democracy for cities and organizations