UserTesting.com - Usability testing has never been easier. Get videos of real people speaking their thoughts as they use websites, mobile apps, prototypes and more!

DemocracyOS - DemocracyOS is an open source application for online decision making.

Userbrain - Easy, fast, and affordable user testing for websites and prototypes.

Owlie - A beautiful app for quick decision making with friends

userinput.io - Get on-demand feedback for your app, website or idea. Learn how to improve by hearing real opinions.

Decidim - Free Open-Source participatory democracy for cities and organizations