Framadate is a free and open source web application designed to make it easier for people to schedule meetings and events. It provides a simple and intuitive interface for quickly creating a poll and inviting people to vote on the best time and date for a given event. Framadate helps to avoid the need for long email threads and phone calls to coordinate a time and date. It supports multiple voting options, the ability to add comments, and notifications when people vote. The application is available in multiple languages, and has been used by thousands of people around the world.
Discontinued mentioned in its GitHub repo: "This project will not be supported until 01/01/2018. If you need more information, please contact the author".